1
thealgorithms
Algorithms
221,175
2026-05-18
Algorithms
Algorithms and Design Patterns
Developer Tools
→
All Algorithms implemented in Python.
All Algorithms implemented in Python.
2
tensorflow
Deep Learning
195,153
2026-05-19
Deep Learning
AI & ML
→
The most popular Deep Learning framework created by Google.
The most popular Deep Learning framework created by Google.
3
yt-dlp
Productivity Tools
163,012
2026-05-16
Productivity Tools
CLI Tools
CLI & GUI
→
A command-line program to download videos from YouTube and other video sites, a fork of youtube-dl.
A command-line program to download videos from YouTube and other video sites, a fork of youtube-dl.
4
transformers
Pre-trained Models and Inference
160,738
2026-05-18
Pre-trained Models and Inference
AI and Agents
AI & ML
→
A framework that lets you easily use pre-trained transformer models for NLP, vision, and audio tasks.
A framework that lets you easily use pre-trained transformer models for NLP, vision, and audio tasks.
5
hermes-agent
Orchestration
156,416
2026-05-19
Orchestration
AI and Agents
AI & ML
→
An adaptive AI agent framework that grows with you.
An adaptive AI agent framework that grows with you.
6
langchain
Orchestration
137,048
2026-05-18
Orchestration
AI and Agents
AI & ML
→
Building applications with LLMs through composability.
Building applications with LLMs through composability.
7
markitdown
Markdown
123,704
2026-04-20
Markdown
File Format Processing
Text & Documents
→
Python tool for converting files and office documents to Markdown.
Python tool for converting files and office documents to Markdown.
8
pytorch
Deep Learning
99,995
2026-05-18
Deep Learning
AI & ML
→
Tensors and Dynamic neural networks in Python with strong GPU acceleration.
Tensors and Dynamic neural networks in Python with strong GPU acceleration.
9
openai-whisper
Speech
99,716
2026-04-15
Speech
AI and Agents
AI & ML
→
A general-purpose automatic speech recognition model trained on 680k hours of multilingual and multitask supervised data.
A general-purpose automatic speech recognition model trained on 680k hours of multilingual and multitask supervised data.
10
fastapi
Framework Agnostic
98,312
2026-05-18
Framework Agnostic
Web APIs
Web Development
→
A modern, fast, web framework for building APIs with standard Python type hints.
A modern, fast, web framework for building APIs with standard Python type hints.
11
thefuck
Productivity Tools
97,002
2024-01-25
Productivity Tools
CLI Tools
CLI & GUI
→
Correcting your previous console command.
Correcting your previous console command.
12
browser-use
Frameworks
94,517
2026-05-18
Frameworks
Web Scraping
HTTP & Scraping
→
Make websites accessible for AI agents with easy browser automation.
Make websites accessible for AI agents with easy browser automation.
13
django
Synchronous
87,500
2026-05-18
Synchronous
Web Frameworks
Web Development
→
The most popular web framework in Python.
The most popular web framework in Python.
14
django.db.models
Relational Databases
87,500
2026-05-18
Relational Databases
ORM
Database & Storage
→
15
geodjango
Geolocation
87,500
2026-05-18
Geolocation
Data & Science
→
A world-class geographic web framework that is part of
Django .
A world-class geographic web framework that is part of
Django .
16
uv
Environment Management
85,128
2026-05-18
Environment Management
Package Management
Python Toolchain
→
An extremely fast Python version, package and project manager, written in Rust.
An extremely fast Python version, package and project manager, written in Rust.
17
sherlock
Penetration Testing
83,482
2026-05-09
Penetration Testing
Security
→
Hunt down social media accounts by username across social networks.
Hunt down social media accounts by username across social networks.
18
funnlp
Chinese
80,718
2023-08-24
Chinese
Natural Language Processing
AI & ML
→
A collection of tools and datasets for Chinese NLP.
A collection of tools and datasets for Chinese NLP.
19
vllm
Pre-trained Models and Inference
80,386
2026-05-19
Pre-trained Models and Inference
AI and Agents
AI & ML
→
A high-throughput and memory-efficient inference and serving engine for LLMs.
A high-throughput and memory-efficient inference and serving engine for LLMs.
20
TradingAgents
Orchestration
76,935
2026-05-17
Orchestration
AI and Agents
AI & ML
→
A multi-agents LLM financial trading framework.
A multi-agents LLM financial trading framework.
21
cpython
Implementations
72,750
2026-05-18
Implementations
Python Language
→
Default, most widely used implementation of the Python programming language written in C.
Default, most widely used implementation of the Python programming language written in C.
22
argparse
CLI Development
72,750
2026-05-18
CLI Development
CLI Development
CLI & GUI
Built-in
→
(Python standard library) Command-line option and argument parsing.
(Python standard library) Command-line option and argument parsing.
23
asyncio
Asynchronous Programming
72,750
2026-05-18
Asynchronous Programming
Python Language
Built-in
→
(Python standard library) Asynchronous I/O, event loop, coroutines and tasks.
(Python standard library) Asynchronous I/O, event loop, coroutines and tasks.
24
concurrent.futures
Asynchronous Programming
72,750
2026-05-18
Asynchronous Programming
Python Language
Built-in
→
(Python standard library) A high-level interface for asynchronously executing callables.
(Python standard library) A high-level interface for asynchronously executing callables.
25
configparser
Configuration Files
72,750
2026-05-18
Configuration Files
Python Toolchain
Built-in
→
(Python standard library) INI file parser.
(Python standard library) INI file parser.
26
curses
Terminal
72,750
2026-05-18
Terminal
GUI Development
CLI & GUI
Built-in
→
(Python standard library) The built-in wrapper for
ncurses used to create terminal GUI applications.
(Python standard library) The built-in wrapper for
ncurses used to create terminal GUI applications.
27
difflib
General
72,750
2026-05-18
General
Text Processing
Text & Documents
Built-in
→
(Python standard library) Helpers for computing deltas.
(Python standard library) Helpers for computing deltas.
28
functools
Functional Programming
72,750
2026-05-18
Functional Programming
Python Language
Built-in
→
(Python standard library) Higher-order functions and operations on callable objects.
(Python standard library) Higher-order functions and operations on callable objects.
29
logging
Logging
72,750
2026-05-18
Logging
DevOps
Built-in
→
(Python standard library) Logging facility for Python.
(Python standard library) Logging facility for Python.
30
mimetypes
File Manipulation
72,750
2026-05-18
File Manipulation
Text & Documents
Built-in
→
(Python standard library) Map filenames to MIME types.
(Python standard library) Map filenames to MIME types.
31
mock
Mock
72,750
2026-05-18
Mock
Testing
Developer Tools
Built-in
→
(Python standard library) A mocking and patching library.
(Python standard library) A mocking and patching library.
32
multiprocessing
Asynchronous Programming
72,750
2026-05-18
Asynchronous Programming
Python Language
Built-in
→
(Python standard library) Process-based parallelism.
(Python standard library) Process-based parallelism.
33
pathlib
File Manipulation
72,750
2026-05-18
File Manipulation
Text & Documents
Built-in
→
(Python standard library) A cross-platform, object-oriented path library.
(Python standard library) A cross-platform, object-oriented path library.
34
sqlite3
SQLite
72,750
2026-05-18
SQLite
Database Drivers
Database & Storage
Built-in
→
(Python standard library) SQLite interface compliant with DB-API 2.0.
(Python standard library) SQLite interface compliant with DB-API 2.0.
35
tkinter
Desktop
72,750
2026-05-18
Desktop
GUI Development
CLI & GUI
Built-in
→
(Python standard library) The standard Python interface to the Tcl/Tk GUI toolkit.
(Python standard library) The standard Python interface to the Tcl/Tk GUI toolkit.
36
tomllib
Data Formats
72,750
2026-05-18
Data Formats
File Format Processing
Text & Documents
Built-in
→
(Python standard library) Parse TOML files.
(Python standard library) Parse TOML files.
37
unittest
Frameworks
72,750
2026-05-18
Frameworks
Testing
Developer Tools
Built-in
→
(Python standard library) Unit testing framework.
(Python standard library) Unit testing framework.
38
zoneinfo
Date and Time
72,750
2026-05-18
Date and Time
Python Language
Built-in
→
(Python standard library) IANA time zone support. Brings the
tz database into Python.
(Python standard library) IANA time zone support. Brings the
tz database into Python.
39
flask
Synchronous
71,551
2026-05-18
Synchronous
Web Frameworks
Web Development
→
A microframework for Python.
A microframework for Python.
40
ansible
Configuration Management
68,597
2026-05-16
Configuration Management
DevOps Tools
DevOps
→
A radically simple IT automation platform.
A radically simple IT automation platform.
41
openbb
Financial Data
67,752
2026-05-11
Financial Data
Data Ingestion / ETL
Data & Science
→
A financial data platform for analysts, quants and AI agents.
A financial data platform for analysts, quants and AI agents.
42
scikit-learn
Machine Learning
66,113
2026-05-18
Machine Learning
AI & ML
→
The most popular Python library for Machine Learning with extensive documentation and community support.
The most popular Python library for Machine Learning with extensive documentation and community support.
43
crawl4ai
Frameworks
65,843
2026-03-30
Frameworks
Web Scraping
HTTP & Scraping
→
An open-source, LLM-friendly web crawler that provides lightning-fast, structured data extraction specifically designed for AI agents.
An open-source, LLM-friendly web crawler that provides lightning-fast, structured data extraction specifically designed for AI agents.
44
unsloth
Pre-trained Models and Inference
64,561
2026-05-18
Pre-trained Models and Inference
AI and Agents
AI & ML
→
A library for faster LLM fine-tuning and training with reduced memory usage.
A library for faster LLM fine-tuning and training with reduced memory usage.
45
keras
Deep Learning
64,072
2026-05-18
Deep Learning
AI & ML
→
A high-level deep learning library with support for JAX, TensorFlow, and PyTorch backends.
A high-level deep learning library with support for JAX, TensorFlow, and PyTorch backends.
46
pathway
Data Analysis
63,279
2026-05-18
Data Analysis
Data & Science
→
Real-time data processing framework for Python with reactive dataflows.
Real-time data processing framework for Python with reactive dataflows.
47
scrapy
Frameworks
61,706
2026-05-18
Frameworks
Web Scraping
HTTP & Scraping
→
A fast high-level screen scraping and web crawling framework.
A fast high-level screen scraping and web crawling framework.
48
docling
General
59,937
2026-05-18
General
File Format Processing
Text & Documents
→
Library for converting documents into structured data.
Library for converting documents into structured data.
49
autogen
Orchestration
58,149
2026-04-06
Orchestration
AI and Agents
AI & ML
→
A programming framework for building agentic AI applications.
A programming framework for building agentic AI applications.
50
ultralytics
Computer Vision
57,276
2026-05-18
Computer Vision
AI & ML
→
Ultralytics YOLO for object detection, segmentation, pose estimation, and classification with state-of-the-art accuracy and speed.
Ultralytics YOLO for object detection, segmentation, pose estimation, and classification with state-of-the-art accuracy and speed.
51
rich
Terminal Rendering
56,388
2026-04-12
Terminal Rendering
CLI Development
CLI & GUI
→
Python library for rich text and beautiful formatting in the terminal. Also provides a great RichHandler log handler.
Python library for rich text and beautiful formatting in the terminal. Also provides a great RichHandler log handler.
52
mem0
Data Layer
56,054
2026-05-18
Data Layer
AI and Agents
AI & ML
→
An intelligent memory layer for AI agents enabling personalized interactions.
An intelligent memory layer for AI agents enabling personalized interactions.
53
requests
HTTP Clients
53,999
2026-05-18
HTTP Clients
HTTP & Scraping
→
HTTP Requests for Humans.
HTTP Requests for Humans.
54
crewai
Orchestration
51,670
2026-05-18
Orchestration
AI and Agents
AI & ML
→
A framework for orchestrating role-playing autonomous AI agents for collaborative task solving.
A framework for orchestrating role-playing autonomous AI agents for collaborative task solving.
55
llama-index
Data Layer
49,495
2026-05-15
Data Layer
AI and Agents
AI & ML
→
A data framework for your LLM application.
A data framework for your LLM application.
56
pandas
Data Analysis
48,795
2026-05-18
Data Analysis
Data & Science
→
A library providing high-performance, easy-to-use data structures and data analysis tools.
A library providing high-performance, easy-to-use data structures and data analysis tools.
57
ruff
Code Formatters
47,589
2026-05-18
Code Formatters
Code Analysis
Developer Tools
→
An extremely fast Python linter and code formatter.
An extremely fast Python linter and code formatter.
58
vibevoice
Speech
47,261
2026-05-06
Speech
AI and Agents
AI & ML
→
A family of open-source voice AI models from Microsoft for text-to-speech and long-form speech recognition.
A family of open-source voice AI models from Microsoft for text-to-speech and long-form speech recognition.
59
airflow
Job Schedulers
45,461
2026-05-18
Job Schedulers
DevOps
→
Airflow is a platform to programmatically author, schedule and monitor workflows.
Airflow is a platform to programmatically author, schedule and monitor workflows.
60
grpcio
RPC
44,780
2026-05-18
RPC
Web Servers
Web Development
→
HTTP/2-based RPC framework with Python bindings, built by Google.
HTTP/2-based RPC framework with Python bindings, built by Google.
61
pyenv
Environment Management
44,776
2026-05-17
Environment Management
Python Toolchain
→
Simple Python version management.
Simple Python version management.
62
streamlit
Dashboards and Apps
44,634
2026-05-18
Dashboards and Apps
Data Visualization
Data & Science
→
A framework which lets you build dashboards, generate reports, or create chat apps in minutes.
A framework which lets you build dashboards, generate reports, or create chat apps in minutes.
63
mitmproxy
Penetration Testing
43,590
2026-05-16
Penetration Testing
Security
→
An interactive TLS-capable intercepting HTTP proxy for penetration testers and software developers.
An interactive TLS-capable intercepting HTTP proxy for penetration testers and software developers.
64
pyspark
Batch Processing
43,299
2026-05-18
Batch Processing
Distributed Computing
DevOps
→
65
spark.ml
Machine Learning
43,299
2026-05-18
Machine Learning
AI & ML
→
Apache Spark 's scalable
Machine Learning library for distributed computing.
66
python-patterns
Design Patterns
42,746
2026-03-13
Design Patterns
Algorithms and Design Patterns
Developer Tools
→
A collection of design patterns in Python.
A collection of design patterns in Python.
67
gradio
Dashboards and Apps
42,618
2026-05-18
Dashboards and Apps
Data Visualization
Data & Science
→
Build and share machine learning apps, all in Python.
Build and share machine learning apps, all in Python.
68
ray
Batch Processing
42,582
2026-05-18
Batch Processing
Distributed Computing
DevOps
→
A system for parallel and distributed Python that unifies the machine learning ecosystem.
A system for parallel and distributed Python that unifies the machine learning ecosystem.
69
diagrams
Documentation
42,273
2026-02-07
Documentation
Developer Tools
→
Diagram as Code.
70
black
Code Formatters
41,512
2026-05-18
Code Formatters
Code Analysis
Developer Tools
→
The uncompromising Python code formatter.
The uncompromising Python code formatter.
71
mindsdb
Machine Learning
39,185
2026-05-15
Machine Learning
AI & ML
→
MindsDB is an open source AI layer for existing databases that allows you to effortlessly develop, train and deploy state-of-the-art machine learning models using standard queries.
MindsDB is an open source AI layer for existing databases that allows you to effortlessly develop, train and deploy state-of-the-art machine learning models using standard queries.
72
polars
Data Analysis
38,522
2026-05-18
Data Analysis
Data & Science
→
A fast DataFrame library implemented in Rust with a Python API.
A fast DataFrame library implemented in Rust with a Python API.
73
manim
Other
38,476
2026-04-19
Other
Science
Data & Science
→
An animation engine for explanatory math videos.
An animation engine for explanatory math videos.
74
duckdb
Database
38,289
2026-05-18
Database
Database & Storage
→
An in-process SQL OLAP database management system; optimized for analytics and fast queries, similar to SQLite but for analytical workloads.
An in-process SQL OLAP database management system; optimized for analytics and fast queries, similar to SQLite but for analytical workloads.
75
httpie
CLI Enhancements
38,151
2024-12-17
CLI Enhancements
CLI Tools
CLI & GUI
→
A command line HTTP client, a user-friendly cURL replacement.
A command line HTTP client, a user-friendly cURL replacement.
76
sqlmap
Penetration Testing
37,411
2026-05-15
Penetration Testing
Security
→
Automatic SQL injection and database takeover tool.
Automatic SQL injection and database takeover tool.
77
textual
Terminal Rendering
35,952
2026-05-17
Terminal Rendering
CLI Development
CLI & GUI
→
A framework for building interactive user interfaces that run in the terminal and the browser.
A framework for building interactive user interfaces that run in the terminal and the browser.
78
jax
Deep Learning
35,626
2026-05-18
Deep Learning
AI & ML
→
A library for high-performance numerical computing with automatic differentiation and JIT compilation.
A library for high-performance numerical computing with automatic differentiation and JIT compilation.
79
jieba
Chinese
34,955
2020-02-15
Chinese
Natural Language Processing
AI & ML
→
The most popular Chinese text segmentation library.
The most popular Chinese text segmentation library.
80
dspy
Orchestration
34,512
2026-05-17
Orchestration
AI and Agents
AI & ML
→
A framework for programming, not prompting, language models.
A framework for programming, not prompting, language models.
81
poetry
Package Management
34,274
2026-05-17
Package Management
Python Toolchain
→
Python dependency management and packaging made easy.
Python dependency management and packaging made easy.
82
selenium
GUI / Web Testing
34,082
2026-05-19
GUI / Web Testing
Testing
Developer Tools
→
Python bindings for
Selenium WebDriver .
83
diffusers
Pre-trained Models and Inference
33,656
2026-05-18
Pre-trained Models and Inference
AI and Agents
AI & ML
→
A library that provides pre-trained diffusion models for generating and editing images, audio, and video.
A library that provides pre-trained diffusion models for generating and editing images, audio, and video.
84
spacy
General
33,585
2026-03-28
General
Natural Language Processing
AI & ML
→
A library for industrial-strength natural language processing in Python and Cython.
A library for industrial-strength natural language processing in Python and Cython.
85
numpy
Core
32,057
2026-05-18
Core
Science
Data & Science
→
A fundamental package for scientific computing with Python.
A fundamental package for scientific computing with Python.
86
tqdm
Terminal Rendering
31,158
2026-02-03
Terminal Rendering
CLI Development
CLI & GUI
→
Fast, extensible progress bar for loops and CLI.
Fast, extensible progress bar for loops and CLI.
87
pytorch-lightning
Deep Learning
31,145
2026-05-18
Deep Learning
AI & ML
→
Deep learning framework to train, deploy, and ship AI products Lightning fast.
Deep learning framework to train, deploy, and ship AI products Lightning fast.
88
django-rest-framework
Django
30,024
2026-05-14
Django
Web APIs
Web Development
→
A powerful and flexible toolkit to build web APIs.
A powerful and flexible toolkit to build web APIs.
89
PythonRobotics
Physics and Engineering
29,540
2026-04-11
Physics and Engineering
Science
Data & Science
→
This is a compilation of various robotics algorithms with visualizations.
This is a compilation of various robotics algorithms with visualizations.
90
easyocr
Computer Vision
29,473
2025-12-05
Computer Vision
AI & ML
→
Ready-to-use OCR with 40+ languages supported.
Ready-to-use OCR with 40+ languages supported.
91
celery
Task Queues
28,501
2026-05-14
Task Queues
DevOps
→
An asynchronous task queue/job queue based on distributed message passing.
An asynchronous task queue/job queue based on distributed message passing.
92
reflex
Asynchronous
28,435
2026-05-18
Asynchronous
Web Frameworks
Web Development
→
A framework for building reactive, full-stack web applications entirely with Python.
A framework for building reactive, full-stack web applications entirely with Python.
93
xgboost
Machine Learning
28,394
2026-05-14
Machine Learning
AI & ML
→
A scalable, portable, and distributed gradient boosting library.
A scalable, portable, and distributed gradient boosting library.
94
python-fire
CLI Development
28,188
2025-08-16
CLI Development
CLI Development
CLI & GUI
→
A library for creating command line interfaces from absolutely any Python object.
A library for creating command line interfaces from absolutely any Python object.
95
chromadb
Database
27,991
2026-05-15
Database
Database & Storage
→
An open-source embedding database for building AI applications with embeddings and semantic search.
An open-source embedding database for building AI applications with embeddings and semantic search.
96
sglang
Pre-trained Models and Inference
27,980
2026-05-18
Pre-trained Models and Inference
AI and Agents
AI & ML
→
A high-performance serving framework for large language models and multimodal models.
A high-performance serving framework for large language models and multimodal models.
97
pydantic
Data Validation
27,797
2026-05-16
Data Validation
Data & Science
→
Data validation using Python type hints.
Data validation using Python type hints.
98
locust
GUI / Web Testing
27,794
2026-05-18
GUI / Web Testing
Testing
Developer Tools
→
Scalable user load testing tool written in Python.
Scalable user load testing tool written in Python.
99
openai-agents
Orchestration
26,439
2026-05-18
Orchestration
AI and Agents
AI & ML
→
OpenAI's framework for building and managing AI agents.
OpenAI's framework for building and managing AI agents.
100
algorithms
Algorithms
25,449
2026-05-18
Algorithms
Algorithms and Design Patterns
Developer Tools
→
Minimal examples of data structures and algorithms.
Minimal examples of data structures and algorithms.
101
cookiecutter
Productivity Tools
24,881
2026-03-04
Productivity Tools
CLI Tools
CLI & GUI
→
A command-line utility that creates projects from cookiecutters (project templates).
A command-line utility that creates projects from cookiecutters (project templates).
102
loguru
Logging
23,882
2026-04-06
Logging
DevOps
→
Library which aims to bring enjoyable logging in Python.
Library which aims to bring enjoyable logging in Python.
103
yfinance
Financial Data
23,703
2026-04-30
Financial Data
Data Ingestion / ETL
Data & Science
→
Easy Pythonic way to download market and financial data from Yahoo Finance.
Easy Pythonic way to download market and financial data from Yahoo Finance.
104
matplotlib
Plotting
22,813
2026-05-17
Plotting
Data Visualization
Data & Science
→
A Python 2D plotting library.
A Python 2D plotting library.
105
prefect
Job Schedulers
22,422
2026-05-18
Job Schedulers
DevOps
→
A modern workflow orchestration framework that makes it easy to build, schedule and monitor robust data pipelines.
A modern workflow orchestration framework that makes it easy to build, schedule and monitor robust data pipelines.
106
tornado
Asynchronous
22,181
2026-05-12
Asynchronous
Web Frameworks
Web Development
→
A web framework and asynchronous networking library.
A web framework and asynchronous networking library.
107
mkdocs
Documentation
22,089
2025-10-20
Documentation
Developer Tools
→
Markdown friendly documentation generator.
Markdown friendly documentation generator.
108
gooey
Wrappers
21,893
2026-03-12
Wrappers
GUI Development
CLI & GUI
→
Turn command line programs into a full GUI application with one line.
Turn command line programs into a full GUI application with one line.
109
micropython
Implementations
21,718
2026-05-15
Implementations
Python Language
→
A lean and efficient Python programming language implementation.
A lean and efficient Python programming language implementation.
110
marimo
Interactive Interpreter
21,044
2026-05-18
Interactive Interpreter
Developer Tools
→
Transform data and train models, feels like a next-gen notebook, stored as Git-friendly Python.
Transform data and train models, feels like a next-gen notebook, stored as Git-friendly Python.
111
mypy
Type Checkers
20,426
2026-05-18
Type Checkers
Code Analysis
Developer Tools
→
Check variable types during compile time.
Check variable types during compile time.
112
bokeh
Plotting
20,381
2026-05-13
Plotting
Data Visualization
Data & Science
→
Interactive Web Plotting for Python.
Interactive Web Plotting for Python.
113
wagtail
CMS
20,324
2026-05-15
CMS
Web Development
→
A Django content management system.
A Django content management system.
114
timesfm
Machine Learning
19,841
2026-04-15
Machine Learning
AI & ML
→
A pretrained foundation model from Google Research for time-series forecasting.
A pretrained foundation model from Google Research for time-series forecasting.
115
akshare
Financial Data
19,456
2026-05-18
Financial Data
Data Ingestion / ETL
Data & Science
→
A financial data interface library, built for human beings!
A financial data interface library, built for human beings!
116
typer
CLI Development
19,433
2026-05-18
CLI Development
CLI Development
CLI & GUI
→
Modern CLI framework that uses Python type hints. Built on Click and Pydantic.
Modern CLI framework that uses Python type hints. Built on Click and Pydantic.
117
faker
Fake Data
19,253
2026-05-14
Fake Data
Testing
Developer Tools
→
A Python package that generates fake data.
A Python package that generates fake data.
118
voxcpm
Speech
19,145
2026-04-28
Speech
AI and Agents
AI & ML
→
A tokenizer-free text-to-speech foundation model for multilingual speech generation and voice cloning.
A tokenizer-free text-to-speech foundation model for multilingual speech generation and voice cloning.
119
kivy
Desktop
18,934
2026-05-16
Desktop
GUI Development
CLI & GUI
→
A library for creating NUI applications, running on Windows, Linux, Mac OS X, Android and iOS.
A library for creating NUI applications, running on Windows, Linux, Mac OS X, Android and iOS.
120
luigi
Batch Processing
18,721
2026-05-12
Batch Processing
Distributed Computing
DevOps
→
A module that helps you build complex pipelines of batch jobs.
A module that helps you build complex pipelines of batch jobs.
121
ty
Type Checkers
18,670
2026-05-16
Type Checkers
Code Analysis
Developer Tools
→
An extremely fast Python type checker and language server.
An extremely fast Python type checker and language server.
122
sanic
Framework Agnostic
18,640
2025-12-31
Framework Agnostic
Web APIs
Web Development
→
A Python 3.6+ web server and web framework that's written to go fast.
A Python 3.6+ web server and web framework that's written to go fast.
123
plotly
Plotting
18,539
2026-05-13
Plotting
Data Visualization
Data & Science
→
Interactive graphing library for Python.
Interactive graphing library for Python.
124
lightgbm
Machine Learning
18,360
2026-05-18
Machine Learning
AI & ML
→
A fast, distributed, high performance gradient boosting framework.
A fast, distributed, high performance gradient boosting framework.
125
sqlmodel
Relational Databases
17,945
2026-05-18
Relational Databases
ORM
Database & Storage
→
SQLModel is based on Python type annotations, and powered by Pydantic and SQLAlchemy.
SQLModel is based on Python type annotations, and powered by Pydantic and SQLAlchemy.
126
click
CLI Development
17,494
2026-05-18
CLI Development
CLI Development
CLI & GUI
→
A package for creating beautiful command line interfaces in a composable way.
A package for creating beautiful command line interfaces in a composable way.
127
pydantic-ai
Orchestration
17,131
2026-05-19
Orchestration
AI and Agents
AI & ML
→
A Python agent framework for building generative AI applications with structured schemas.
A Python agent framework for building generative AI applications with structured schemas.
128
awscli
Cloud Providers
16,965
2026-05-18
Cloud Providers
DevOps Tools
DevOps
→
Universal Command Line Interface for Amazon Web Services.
Universal Command Line Interface for Amazon Web Services.
129
networkx
Other
16,921
2026-05-14
Other
Science
Data & Science
→
A high-productivity software for complex networks.
A high-productivity software for complex networks.
130
aiohttp
HTTP Clients
16,440
2026-05-18
HTTP Clients
HTTP & Scraping
→
Asynchronous HTTP client/server framework for asyncio and Python.
Asynchronous HTTP client/server framework for asyncio and Python.
131
gensim
General
16,413
2025-10-16
General
Natural Language Processing
AI & ML
→
Topic Modeling for Humans.
Topic Modeling for Humans.
132
flet
Web-based
16,092
2026-05-12
Web-based
GUI Development
CLI & GUI
→
Cross-platform GUI framework for building modern apps in pure Python.
Cross-platform GUI framework for building modern apps in pure Python.
133
nicegui
Web-based
15,819
2026-05-18
Web-based
GUI Development
CLI & GUI
→
An easy-to-use, Python-based UI framework, which shows up in your web browser.
An easy-to-use, Python-based UI framework, which shows up in your web browser.
134
dagster
Job Schedulers
15,533
2026-05-18
Job Schedulers
DevOps
→
An orchestration platform for the development, production, and observation of data assets.
An orchestration platform for the development, production, and observation of data assets.
135
dearpygui
Desktop
15,434
2026-05-13
Desktop
GUI Development
CLI & GUI
→
A Simple GPU accelerated Python GUI framework
A Simple GPU accelerated Python GUI framework
136
fabric
Deployment
15,432
2026-04-10
Deployment
DevOps Tools
DevOps
→
A simple, Pythonic tool for remote execution and deployment.
A simple, Pythonic tool for remote execution and deployment.
137
saltstack
Configuration Management
15,418
2026-05-15
Configuration Management
DevOps Tools
DevOps
→
Infrastructure automation and management system.
Infrastructure automation and management system.
138
pre-commit
Other
15,285
2026-05-12
Other
DevOps Tools
DevOps
→
A framework for managing and maintaining multi-language pre-commit hooks.
A framework for managing and maintaining multi-language pre-commit hooks.
139
httpx
HTTP Clients
15,273
2026-02-23
HTTP Clients
HTTP & Scraping
→
A next generation HTTP client for Python.
A next generation HTTP client for Python.
140
py-spy
Profiler
15,198
2026-05-08
Profiler
Debugging Tools
Developer Tools
→
A sampling profiler for Python programs. Written in Rust.
A sampling profiler for Python programs. Written in Rust.
141
beets
Metadata
15,158
2026-05-17
Metadata
Audio & Video Processing
Media
→
A music library manager and
MusicBrainz tagger.
142
setoolkit
Penetration Testing
14,869
2024-10-21
Penetration Testing
Security
→
A toolkit for social engineering.
A toolkit for social engineering.
143
Nuitka
Distribution
14,835
2026-05-18
Distribution
Python Toolchain
→
Compiles Python programs into high-performance standalone executables (cross-platform, supports all Python versions).
Compiles Python programs into high-performance standalone executables (cross-platform, supports all Python versions).
144
scipy
Core
14,702
2026-05-18
Core
Science
Data & Science
→
A Python-based ecosystem of open-source software for mathematics, science, and engineering.
A Python-based ecosystem of open-source software for mathematics, science, and engineering.
145
playwright-python
GUI / Web Testing
14,645
2026-05-18
GUI / Web Testing
Testing
Developer Tools
→
Python version of the Playwright testing and automation library.
Python version of the Playwright testing and automation library.
146
sympy
Core
14,636
2026-05-17
Core
Science
Data & Science
→
A Python library for symbolic mathematics.
A Python library for symbolic mathematics.
147
moviepy
Video
14,618
2025-09-25
Video
Audio & Video Processing
Media
→
A module for script-based movie editing with many formats, including animated GIFs.
A module for script-based movie editing with many formats, including animated GIFs.
148
nltk
General
14,618
2026-05-01
General
Natural Language Processing
AI & ML
→
A leading platform for building Python programs to work with human language data.
A leading platform for building Python programs to work with human language data.
149
pyodide
Implementations
14,598
2026-05-18
Implementations
Python Language
→
Python distribution for the browser and Node.js based on WebAssembly.
Python distribution for the browser and Node.js based on WebAssembly.
150
annoy
Recommender Systems
14,238
2025-10-29
Recommender Systems
AI & ML
→
Approximate Nearest Neighbors in C++/Python optimized for memory usage.
Approximate Nearest Neighbors in C++/Python optimized for memory usage.
151
seaborn
Plotting
13,880
2026-01-22
Plotting
Data Visualization
Data & Science
→
Statistical data visualization using Matplotlib.
Statistical data visualization using Matplotlib.
152
pytest
Frameworks
13,860
2026-05-18
Frameworks
Testing
Developer Tools
→
A mature full-featured Python testing tool.
A mature full-featured Python testing tool.
153
dask
Batch Processing
13,836
2026-05-14
Batch Processing
Distributed Computing
DevOps
→
A flexible parallel computing library for analytic computing.
A flexible parallel computing library for analytic computing.
154
pillow
Image Processing
13,575
2026-05-15
Image Processing
Media
→
Pillow is the friendly
PIL fork.
Pillow is the friendly
PIL fork.
155
data-profiling
Data Analysis
13,561
2026-04-22
Data Analysis
Data & Science
→
Generate detailed data profiling reports for pandas DataFrames.
Generate detailed data profiling reports for pandas DataFrames.
156
redis-py
NoSQL Databases
13,531
2026-05-18
NoSQL Databases
Database Drivers
Database & Storage
→
The Python client for Redis.
The Python client for Redis.
157
scalene
Profiler
13,418
2026-05-16
Profiler
Debugging Tools
Developer Tools
→
A high-performance, high-precision CPU, GPU, and memory profiler for Python.
A high-performance, high-precision CPU, GPU, and memory profiler for Python.
158
customtkinter
Desktop
13,358
2026-01-02
Desktop
GUI Development
CLI & GUI
→
A modern and customizable python UI-library based on Tkinter.
A modern and customizable python UI-library based on Tkinter.
159
borg
Other
13,339
2026-05-17
Other
DevOps Tools
DevOps
→
A deduplicating archiver with compression and encryption.
A deduplicating archiver with compression and encryption.
160
pelican
Static Site Generators
13,298
2026-04-20
Static Site Generators
Web Development
→
Static site generator that supports Markdown and reST syntax.
Static site generator that supports Markdown and reST syntax.
161
stable-baselines3
Deep Learning
13,286
2026-05-11
Deep Learning
AI & ML
→
PyTorch implementations of Stable Baselines (deep) reinforcement learning algorithms.
PyTorch implementations of Stable Baselines (deep) reinforcement learning algorithms.
162
pgcli
CLI Enhancements
13,173
2026-05-12
CLI Enhancements
CLI Tools
CLI & GUI
→
PostgreSQL CLI with autocompletion and syntax highlighting.
PostgreSQL CLI with autocompletion and syntax highlighting.
163
jupyter
Interactive Interpreter
13,153
2026-05-13
Interactive Interpreter
Developer Tools
→
A rich toolkit to help you make the most out of using Python interactively.
A rich toolkit to help you make the most out of using Python interactively.
164
pyinstaller
Distribution
12,995
2026-05-18
Distribution
Python Toolchain
→
Converts Python programs into stand-alone executables (cross-platform).
Converts Python programs into stand-alone executables (cross-platform).
165
instructor
Data Layer
12,978
2026-05-17
Data Layer
AI and Agents
AI & ML
→
A library for extracting structured data from LLMs, powered by Pydantic.
A library for extracting structured data from LLMs, powered by Pydantic.
166
pipx
Package Management
12,794
2026-05-06
Package Management
Python Toolchain
→
Install and Run Python Applications in Isolated Environments. Like npx in Node.js.
Install and Run Python Applications in Isolated Environments. Like npx in Node.js.
167
pyautogui
GUI / Web Testing
12,501
2023-06-07
GUI / Web Testing
Testing
Developer Tools
→
PyAutoGUI is a cross-platform GUI automation Python module for human beings.
PyAutoGUI is a cross-platform GUI automation Python module for human beings.
168
starlette
Asynchronous
12,319
2026-05-16
Asynchronous
Web Frameworks
Web Development
→
A lightweight ASGI framework and toolkit for building high-performance async services.
A lightweight ASGI framework and toolkit for building high-performance async services.
169
scapy
Network Virtualization
12,300
2026-05-16
Network Virtualization
DevOps
→
A brilliant packet manipulation library.
A brilliant packet manipulation library.
170
schedule
Job Schedulers
12,242
2024-05-25
Job Schedulers
DevOps
→
Python job scheduling for humans.
Python job scheduling for humans.
171
peewee
Relational Databases
11,966
2026-05-18
Relational Databases
ORM
Database & Storage
→
A small, expressive ORM.
172
mycli
CLI Enhancements
11,911
2026-05-16
CLI Enhancements
CLI Tools
CLI & GUI
→
MySQL CLI with autocompletion and syntax highlighting.
MySQL CLI with autocompletion and syntax highlighting.
173
sqlalchemy
Relational Databases
11,865
2026-05-18
Relational Databases
ORM
Database & Storage
→
The Python SQL Toolkit and Object Relational Mapper.
The Python SQL Toolkit and Object Relational Mapper.
174
uvloop
Asynchronous Programming
11,784
2026-05-04
Asynchronous Programming
Python Language
→
Ultra fast asyncio event loop.
Ultra fast asyncio event loop.
175
jinja
Template Engines
11,632
2025-06-14
Template Engines
Web Development
→
A modern and designer friendly templating language.
A modern and designer friendly templating language.
176
robotframework
Frameworks
11,632
2026-05-13
Frameworks
Testing
Developer Tools
→
A generic test automation framework.
A generic test automation framework.
177
statsmodels
Core
11,413
2026-05-13
Core
Science
Data & Science
→
Statistical modeling and econometrics in Python.
Statistical modeling and econometrics in Python.
178
kornia
Computer Vision
11,205
2026-05-12
Computer Vision
AI & ML
→
Open Source Differentiable Computer Vision Library for PyTorch.
Open Source Differentiable Computer Vision Library for PyTorch.
179
psutil
Monitoring and Processes
11,172
2026-05-08
Monitoring and Processes
DevOps Tools
DevOps
→
A cross-platform process and system utilities module.
A cross-platform process and system utilities module.
180
datasette
Data Analysis
11,071
2026-05-16
Data Analysis
Data & Science
→
An open source multi-tool for exploring and publishing data.
An open source multi-tool for exploring and publishing data.
181
chalice
Deployment
11,051
2026-05-12
Deployment
DevOps Tools
DevOps
→
A Python serverless microframework for AWS.
A Python serverless microframework for AWS.
182
numba
Core
11,028
2026-05-18
Core
Science
Data & Science
→
Python JIT compiler to LLVM aimed at scientific Python.
Python JIT compiler to LLVM aimed at scientific Python.
183
cython
Implementations
10,731
2026-05-18
Implementations
Python Language
→
Optimizing Static Compiler for Python.
Optimizing Static Compiler for Python.
184
uvicorn
ASGI
10,673
2026-05-14
ASGI
Web Servers
Web Development
→
A lightning-fast ASGI server implementation, using uvloop and httptools.
A lightning-fast ASGI server implementation, using uvloop and httptools.
185
rq
Task Queues
10,640
2026-05-16
Task Queues
DevOps
→
Simple job queues for Python.
Simple job queues for Python.
186
django-cms
CMS
10,634
2026-05-12
CMS
Web Development
→
The easy-to-use and developer-friendly enterprise CMS powered by Django.
The easy-to-use and developer-friendly enterprise CMS powered by Django.
187
gunicorn
WSGI
10,575
2026-05-05
WSGI
Web Servers
Web Development
→
Pre-forked, ported from Ruby's Unicorn project.
Pre-forked, ported from Ruby's Unicorn project.
188
thumbor
Image Processing
10,479
2026-05-14
Image Processing
Media
→
A smart imaging service. It enables on-demand crop, re-sizing and flipping of images.
A smart imaging service. It enables on-demand crop, re-sizing and flipping of images.
189
python-prompt-toolkit
CLI Development
10,454
2026-05-14
CLI Development
CLI Development
CLI & GUI
→
A library for building powerful interactive command lines.
A library for building powerful interactive command lines.
190
modin
Data Analysis
10,390
2026-02-10
Data Analysis
Data & Science
→
A drop-in pandas replacement that scales workflows by changing a single line of code.
A drop-in pandas replacement that scales workflows by changing a single line of code.
191
altair
Plotting
10,378
2026-05-12
Plotting
Data Visualization
Data & Science
→
Declarative statistical visualization library for Python.
Declarative statistical visualization library for Python.
192
hydra
Configuration Files
10,370
2026-05-18
Configuration Files
Python Toolchain
→
Hydra is a framework for elegantly configuring complex applications.
Hydra is a framework for elegantly configuring complex applications.
193
django-allauth
OAuth
10,331
2026-04-17
OAuth
Authentication
Web Development
→
Authentication app for Django that "just works."
Authentication app for Django that "just works."
194
pip
Package Management
10,204
2026-05-04
Package Management
Python Toolchain
→
The package installer for Python.
The package installer for Python.
195
icecream
Others
10,052
2026-04-03
Others
Debugging Tools
Developer Tools
→
Inspect variables, expressions, and program execution with a single, simple function call.
Inspect variables, expressions, and program execution with a single, simple function call.
196
pypdf
PDF
10,001
2026-05-18
PDF
File Format Processing
Text & Documents
→
A library capable of splitting, merging, cropping, and transforming PDF pages.
A library capable of splitting, merging, cropping, and transforming PDF pages.
197
boto3
Cloud Providers
9,807
2026-05-18
Cloud Providers
DevOps Tools
DevOps
→
Python interface to Amazon Web Services.
Python interface to Amazon Web Services.
198
falcon
Framework Agnostic
9,797
2026-05-03
Framework Agnostic
Web APIs
Web Development
→
A high-performance framework for building cloud APIs and web app backends.
A high-performance framework for building cloud APIs and web app backends.
199
paramiko
Cryptography
9,760
2026-05-09
Cryptography
Security
→
The leading native Python SSHv2 protocol library.
The leading native Python SSHv2 protocol library.
200
pydub
Audio
9,756
2026-03-19
Audio
Audio & Video Processing
Media
→
Manipulate audio with a simple and easy high level interface.
Manipulate audio with a simple and easy high level interface.
201
pymc
Simulation and Modeling
9,617
2026-05-18
Simulation and Modeling
Science
Data & Science
→
Probabilistic programming and Bayesian modeling in Python.
Probabilistic programming and Bayesian modeling in Python.
202
xonsh
Productivity Tools
9,446
2026-05-18
Productivity Tools
CLI Tools
CLI & GUI
→
A Python-powered shell. Full-featured and cross-platform.
A Python-powered shell. Full-featured and cross-platform.
203
platformio
Build Tools
9,230
2026-04-21
Build Tools
Developer Tools
→
A console tool to build code with different development platforms.
A console tool to build code with different development platforms.
204
weasyprint
PDF
9,154
2026-05-18
PDF
File Format Processing
Text & Documents
→
A visual rendering engine for HTML and CSS that can export to PDF.
A visual rendering engine for HTML and CSS that can export to PDF.
205
django-ninja
Django
9,056
2026-04-21
Django
Web APIs
Web Development
→
Fast, Django REST framework based on type hints and Pydantic.
Fast, Django REST framework based on type hints and Pydantic.
206
supervisor
Monitoring and Processes
9,044
2025-12-21
Monitoring and Processes
DevOps Tools
DevOps
→
Supervisor process control system for UNIX.
Supervisor process control system for UNIX.
207
catboost
Machine Learning
8,950
2026-05-18
Machine Learning
AI & ML
→
A fast, scalable, high performance gradient boosting on decision trees library.
A fast, scalable, high performance gradient boosting on decision trees library.
208
pygame
Game Development
8,773
2025-10-05
Game Development
Media
→
Pygame is a set of Python modules designed for writing games.
Pygame is a set of Python modules designed for writing games.
209
python-dotenv
Configuration Files
8,769
2026-05-08
Configuration Files
Python Toolchain
→
Reads key-value pairs from a .env file and sets them as environment variables.
Reads key-value pairs from a .env file and sets them as environment variables.
210
bottle
Synchronous
8,764
2026-03-23
Synchronous
Web Frameworks
Web Development
→
A fast and simple micro-framework distributed as a single file with no dependencies.
A fast and simple micro-framework distributed as a single file with no dependencies.
211
hypothesis
Frameworks
8,625
2026-05-18
Frameworks
Testing
Developer Tools
→
Hypothesis is an advanced Quickcheck style property based testing library.
Hypothesis is an advanced Quickcheck style property based testing library.
212
librosa
Audio
8,402
2025-05-19
Audio
Audio & Video Processing
Media
→
Python library for audio and music analysis.
Python library for audio and music analysis.
213
django-debug-toolbar
Others
8,359
2026-05-11
Others
Debugging Tools
Developer Tools
→
Display various debug information for Django.
Display various debug information for Django.
214
kreuzberg
General
8,336
2026-05-18
General
File Format Processing
Text & Documents
→
High-performance document extraction library with a Rust core, supporting 62+ formats including PDF, Office, images with OCR, HTML, email, and archives.
High-performance document extraction library with a Rust core, supporting 62+ formats including PDF, Office, images with OCR, HTML, email, and archives.
215
litestar
Asynchronous
8,225
2026-05-15
Asynchronous
Web Frameworks
Web Development
→
Production-ready, capable and extensible ASGI Web framework.
Production-ready, capable and extensible ASGI Web framework.
216
orjson
Serialization
8,079
2026-05-06
Serialization
Database & Storage
→
Fast, correct JSON library.
Fast, correct JSON library.
217
bandit
Code Linters
8,037
2026-05-12
Code Linters
Code Analysis
Developer Tools
→
A tool designed to find common security issues in Python code.
A tool designed to find common security issues in Python code.
218
ajenti
Admin Panels
7,931
2026-05-14
Admin Panels
Web Development
→
The admin panel your servers deserve.
The admin panel your servers deserve.
219
pymysql
MySQL
7,837
2026-05-18
MySQL
Database Drivers
Database & Storage
→
A pure Python MySQL driver compatible to mysql-python.
A pure Python MySQL driver compatible to mysql-python.
220
sphinx
Documentation
7,837
2025-12-31
Documentation
Developer Tools
→
Python Documentation generator.
Python Documentation generator.
221
stanza
General
7,788
2026-05-17
General
Natural Language Processing
AI & ML
→
The Stanford NLP Group's official Python library, supporting 60+ languages.
The Stanford NLP Group's official Python library, supporting 60+ languages.
222
cryptography
Cryptography
7,598
2026-05-18
Cryptography
Security
→
A package designed to expose cryptographic primitives and recipes to Python developers.
A package designed to expose cryptographic primitives and recipes to Python developers.
223
tinydb
Database
7,514
2026-05-16
Database
Database & Storage
→
A tiny, document-oriented database.
A tiny, document-oriented database.
224
apscheduler
Job Schedulers
7,494
2026-04-04
Job Schedulers
DevOps
→
A light but powerful in-process task scheduler that lets you schedule functions.
A light but powerful in-process task scheduler that lets you schedule functions.
225
h2o
Machine Learning
7,481
2026-05-12
Machine Learning
AI & ML
→
Open Source Fast Scalable Machine Learning Platform.
Open Source Fast Scalable Machine Learning Platform.
226
conda
Package Management
7,402
2026-05-18
Package Management
Python Toolchain
→
Cross-platform, Python-agnostic binary package manager.
Cross-platform, Python-agnostic binary package manager.
227
qiskit
Quantum Computing
7,383
2026-05-18
Quantum Computing
Data & Science
→
An IBM-backed quantum SDK for building, simulating, and running circuits on real quantum hardware.
An IBM-backed quantum SDK for building, simulating, and running circuits on real quantum hardware.
228
watchdog
File Manipulation
7,339
2026-05-07
File Manipulation
Text & Documents
→
API and shell utilities to monitor file system events.
API and shell utilities to monitor file system events.
229
trio
Asynchronous Programming
7,268
2026-05-18
Asynchronous Programming
Python Language
→
A friendly library for async concurrency and I/O.
A friendly library for async concurrency and I/O.
230
pyenv-win
Environment Management
7,246
2026-05-16
Environment Management
Python Toolchain
→
Pyenv for Windows.
231
robyn
Asynchronous
7,238
2026-05-03
Asynchronous
Web Frameworks
Web Development
→
A high-performance async Python web framework with a Rust runtime.
A high-performance async Python web framework with a Rust runtime.
232
marshmallow
Serialization
7,237
2026-05-18
Serialization
Database & Storage
→
A lightweight library for converting complex objects to and from simple Python datatypes.
A lightweight library for converting complex objects to and from simple Python datatypes.
233
sh
Monitoring and Processes
7,236
2025-11-01
Monitoring and Processes
DevOps Tools
DevOps
→
A full-fledged subprocess replacement for Python.
A full-fledged subprocess replacement for Python.
234
flower
Admin Panels
7,176
2026-03-26
Admin Panels
Web Development
→
Real-time monitor and web admin for Celery.
Real-time monitor and web admin for Celery.
235
pdfminer.six
PDF
6,974
2026-03-13
PDF
File Format Processing
Text & Documents
→
Pdfminer.six is a community maintained fork of the original PDFMiner.
Pdfminer.six is a community maintained fork of the original PDFMiner.
236
isort
Code Formatters
6,945
2026-05-12
Code Formatters
Code Analysis
Developer Tools
→
A Python utility / library to sort imports.
A Python utility / library to sort imports.
237
fasthtml
Synchronous
6,934
2026-05-13
Synchronous
Web Frameworks
Web Development
→
The fastest way to create an HTML app.
The fastest way to create an HTML app.
238
boltons
Miscellaneous
6,885
2026-03-06
Miscellaneous
Other
→
A set of pure-Python utilities.
A set of pure-Python utilities.
239
scikit-surprise
Recommender Systems
6,782
2024-06-14
Recommender Systems
AI & ML
→
A scikit for building and analyzing recommender systems.
A scikit for building and analyzing recommender systems.
240
pendulum
Date and Time
6,668
2026-05-14
Date and Time
Python Language
→
Python datetimes made easy.
Python datetimes made easy.
241
ibis
Data Analysis
6,543
2026-05-13
Data Analysis
Data & Science
→
A portable Python dataframe library with a single API for 20+ backends.
A portable Python dataframe library with a single API for 20+ backends.
242
transitions
Design Patterns
6,519
2025-09-09
Design Patterns
Algorithms and Design Patterns
Developer Tools
→
A lightweight, object-oriented finite state machine implementation.
A lightweight, object-oriented finite state machine implementation.
243
scikit-image
Image Processing
6,512
2026-05-15
Image Processing
Media
→
A Python library for (scientific) image processing.
A Python library for (scientific) image processing.
244
renpy
Game Development
6,491
2026-05-17
Game Development
Media
→
A Visual Novel engine.
245
gevent
Asynchronous Programming
6,443
2026-05-04
Asynchronous Programming
Python Language
→
A coroutine-based Python networking library that uses
greenlet .
A coroutine-based Python networking library that uses
greenlet .
246
csvkit
Data Formats
6,373
2026-03-26
Data Formats
File Format Processing
Text & Documents
→
Utilities for converting to and working with CSV.
Utilities for converting to and working with CSV.
247
channels
WebSocket
6,351
2026-04-24
WebSocket
Web Development
→
Developer-friendly asynchrony for Django.
Developer-friendly asynchrony for Django.
248
pytesseract
Computer Vision
6,339
2025-02-17
Computer Vision
AI & ML
→
249
bindu
Orchestration
6,274
2026-05-18
Orchestration
AI and Agents
AI & ML
→
A framework that wraps any agent handler with DID-based cryptographic identity, A2A JSON-RPC over HTTP, OAuth2 auth, x402 (USDC) payments, and a built-in operator inbox.
A framework that wraps any agent handler with DID-based cryptographic identity, A2A JSON-RPC over HTTP, OAuth2 auth, x402 (USDC) payments, and a built-in operator inbox.
250
alive-progress
Terminal Rendering
6,272
2025-10-10
Terminal Rendering
CLI Development
CLI & GUI
→
A new kind of Progress Bar, with real-time throughput, eta and very cool animations.
A new kind of Progress Bar, with real-time throughput, eta and very cool animations.
251
pyrefly
Type Checkers
6,208
2026-05-18
Type Checkers
Code Analysis
Developer Tools
→
A fast type checker and language server for Python.
A fast type checker and language server for Python.
252
flask-admin
Admin Panels
6,059
2026-05-15
Admin Panels
Web Development
→
Simple and extensible administrative interface framework for Flask.
Simple and extensible administrative interface framework for Flask.
253
trafilatura
Content Extraction
5,974
2025-09-12
Content Extraction
Web Scraping
HTTP & Scraping
→
A tool for gathering text and metadata from the web, with built-in content filtering.
A tool for gathering text and metadata from the web, with built-in content filtering.
254
twisted
Asynchronous Programming
5,965
2026-05-11
Asynchronous Programming
Python Language
→
An event-driven networking engine.
An event-driven networking engine.
255
huey
Task Queues
5,954
2026-05-14
Task Queues
DevOps
→
Little multi-threaded task queue.
Little multi-threaded task queue.
256
openstack
Configuration Management
5,913
2026-05-18
Configuration Management
DevOps Tools
DevOps
→
Open source software for building private and public clouds.
Open source software for building private and public clouds.
257
pywebview
Web-based
5,889
2026-05-15
Web-based
GUI Development
CLI & GUI
→
A lightweight cross-platform native wrapper around a webview component.
A lightweight cross-platform native wrapper around a webview component.
258
mininet
Network Virtualization
5,805
2023-09-17
Network Virtualization
DevOps
→
A popular network emulator and API written in Python.
A popular network emulator and API written in Python.
259
attrs
Built-in Classes Enhancement
5,783
2026-05-07
Built-in Classes Enhancement
Python Language
→
Replacement for __init__, __eq__, __repr__, etc. boilerplate in class definitions.
Replacement for __init__, __eq__, __repr__, etc. boilerplate in class definitions.
260
xmltodict
HTML Manipulation
5,736
2026-03-23
HTML Manipulation
Text & Documents
→
Working with XML feel like you are working with JSON.
Working with XML feel like you are working with JSON.
261
pylint
Code Linters
5,684
2026-05-18
Code Linters
Code Analysis
Developer Tools
→
A fully customizable source code analyzer.
A fully customizable source code analyzer.
262
websockets
WebSocket
5,680
2026-05-17
WebSocket
Web Development
→
A library for building WebSocket servers and clients with a focus on correctness and simplicity.
A library for building WebSocket servers and clients with a focus on correctness and simplicity.
263
pyinfra
Configuration Management
5,667
2026-05-18
Configuration Management
DevOps Tools
DevOps
→
A versatile CLI tools and python libraries to automate infrastructure.
A versatile CLI tools and python libraries to automate infrastructure.
264
pyjwt
JWT
5,660
2026-03-31
JWT
Authentication
Web Development
→
JSON Web Token implementation in Python.
JSON Web Token implementation in Python.
265
python-docx
MS Office
5,581
2025-06-16
MS Office
File Format Processing
Text & Documents
→
Reads, queries and modifies Microsoft Word 2007/2008 docx files.
Reads, queries and modifies Microsoft Word 2007/2008 docx files.
266
tortoise-orm
Relational Databases
5,569
2026-05-15
Relational Databases
ORM
Database & Storage
→
An easy-to-use asyncio ORM inspired by Django, with relations support.
An easy-to-use asyncio ORM inspired by Django, with relations support.
267
pywin32
Microsoft Windows
5,561
2026-05-18
Microsoft Windows
Other
→
Python Extensions for Windows.
Python Extensions for Windows.
268
flask-socketio
WebSocket
5,510
2026-05-14
WebSocket
Web Development
→
Socket.IO integration for Flask applications.
Socket.IO integration for Flask applications.
269
pythonnet
Microsoft Windows
5,467
2026-05-16
Microsoft Windows
Other
→
Python Integration with the .NET Common Language Runtime (CLR).
Python Integration with the .NET Common Language Runtime (CLR).
270
ptpython
Interactive Interpreter
5,430
2025-11-21
Interactive Interpreter
Developer Tools
→
Advanced Python REPL built on top of the
python-prompt-toolkit .
271
toga
Desktop
5,360
2026-05-18
Desktop
GUI Development
CLI & GUI
→
A Python native, OS native GUI toolkit.
A Python native, OS native GUI toolkit.
272
granian
ASGI
5,355
2026-04-23
ASGI
Web Servers
Web Development
→
A Rust HTTP server for Python applications built on top of Hyper and Tokio, supporting WSGI/ASGI/RSGI.
A Rust HTTP server for Python applications built on top of Hyper and Tokio, supporting WSGI/ASGI/RSGI.
273
mlx-lm
Pre-trained Models and Inference
5,347
2026-05-04
Pre-trained Models and Inference
AI and Agents
AI & ML
→
Run and fine-tune large language models on Apple Silicon with MLX.
Run and fine-tune large language models on Apple Silicon with MLX.
274
dlt
General
5,332
2026-05-18
General
Data Ingestion / ETL
Data & Science
→
A Python library for building data pipelines with automatic schema inference, incremental loading, and support for multiple sources and destinations.
A Python library for building data pipelines with automatic schema inference, incremental loading, and support for multiple sources and destinations.
275
authlib
OAuth
5,313
2026-05-18
OAuth
Authentication
Web Development
→
JavaScript Object Signing and Encryption draft implementation.
JavaScript Object Signing and Encryption draft implementation.
276
pypinyin
General
5,310
2026-04-19
General
Text Processing
Text & Documents
→
Convert Chinese hanzi (漢字) to pinyin (拼音).
Convert Chinese hanzi (漢字) to pinyin (拼音).
277
trailofbits-skills
Agent Skills
5,279
2026-05-05
Agent Skills
AI and Agents
AI & ML
→
Python-friendly security skills for auditing, testing, and safer backend development. Also
skills-curated .
Python-friendly security skills for auditing, testing, and safer backend development. Also
skills-curated .
278
opencv
Computer Vision
5,257
2026-02-03
Computer Vision
AI & ML
→
Open Source Computer Vision Library.
Open Source Computer Vision Library.
279
dramatiq
Task Queues
5,233
2026-05-17
Task Queues
DevOps
→
A fast and reliable background task processing library for Python 3.
A fast and reliable background task processing library for Python 3.
280
faststream
Messaging
5,173
2026-05-18
Messaging
DevOps
→
A framework for building asynchronous services over Apache Kafka, RabbitMQ, NATS, MQTT and Redis.
A framework for building asynchronous services over Apache Kafka, RabbitMQ, NATS, MQTT and Redis.
281
astropy
Physics and Engineering
5,165
2026-05-18
Physics and Engineering
Science
Data & Science
→
A community Python library for Astronomy.
A community Python library for Astronomy.
282
toolz
Functional Programming
5,143
2025-10-17
Functional Programming
Python Language
→
A collection of functional utilities for iterators, functions, and dictionaries. Also available as
cytoolz for Cython-accelerated performance.
A collection of functional utilities for iterators, functions, and dictionaries. Also available as
cytoolz for Cython-accelerated performance.
283
geopandas
Geolocation
5,132
2026-05-11
Geolocation
Data & Science
→
Python tools for geographic data (GeoSeries/GeoDataFrame) built on pandas.
Python tools for geographic data (GeoSeries/GeoDataFrame) built on pandas.
284
panda3d
Game Development
5,130
2026-05-18
Game Development
Media
→
3D game engine developed by Disney.
3D game engine developed by Disney.
285
pyarmor
Distribution
5,089
2026-05-15
Distribution
Python Toolchain
→
A tool used to obfuscate python scripts, bind obfuscated scripts to fixed machine or expire obfuscated scripts.
A tool used to obfuscate python scripts, bind obfuscated scripts to fixed machine or expire obfuscated scripts.
286
typeshed
Type Checkers
5,061
2026-05-18
Type Checkers
Code Analysis
Developer Tools
→
Collection of library stubs for Python, with static types.
Collection of library stubs for Python, with static types.
287
pytype
Type Annotations Generators
5,037
2026-01-23
Type Annotations Generators
Code Analysis
Developer Tools
→
Pytype checks and infers types for Python code - without requiring type annotations.
Pytype checks and infers types for Python code - without requiring type annotations.
288
virtualenv
Environment Management
5,035
2026-05-13
Environment Management
Python Toolchain
→
A tool to create isolated Python environments.
A tool to create isolated Python environments.
289
biopython
Biology and Chemistry
5,027
2026-05-11
Biology and Chemistry
Science
Data & Science
→
Biopython is a set of freely available tools for biological computation.
Biopython is a set of freely available tools for biological computation.
290
monkeytype
Type Annotations Generators
4,996
2025-06-14
Type Annotations Generators
Code Analysis
Developer Tools
→
A system for Python that generates static type annotations by collecting runtime types.
A system for Python that generates static type annotations by collecting runtime types.
291
Cirq
Quantum Computing
4,966
2026-05-18
Quantum Computing
Data & Science
→
A Google-developed framework focused on hardware-aware quantum circuit design for NISQ devices.
A Google-developed framework focused on hardware-aware quantum circuit design for NISQ devices.
292
jsonschema
Data Validation
4,946
2026-05-17
Data Validation
Data & Science
→
An implementation of
JSON Schema for Python.
293
python-qrcode
Image Processing
4,905
2026-03-25
Image Processing
Media
→
A pure Python QR Code generator.
A pure Python QR Code generator.
294
dataset
Relational Databases
4,862
2026-04-12
Relational Databases
ORM
Database & Storage
→
Store Python dicts in a database - works with SQLite, MySQL, and PostgreSQL.
Store Python dicts in a database - works with SQLite, MySQL, and PostgreSQL.
295
mechanicalsoup
Frameworks
4,861
2026-03-31
Frameworks
Web Scraping
HTTP & Scraping
→
A Python library for automating interaction with websites.
A Python library for automating interaction with websites.
296
geopy
Geolocation
4,814
2026-01-27
Geolocation
Data & Science
→
Python Geocoding Toolbox.
Python Geocoding Toolbox.
297
mimesis
Fake Data
4,807
2026-01-18
Fake Data
Testing
Developer Tools
→
is a Python library that help you generate fake data.
is a Python library that help you generate fake data.
298
structlog
Logging
4,788
2026-05-11
Logging
DevOps
→
Structured logging made easy.
Structured logging made easy.
299
tablib
General
4,752
2026-04-06
General
File Format Processing
Text & Documents
→
A module for Tabular Datasets in XLS, CSV, JSON, YAML.
A module for Tabular Datasets in XLS, CSV, JSON, YAML.
300
invoke
Build Tools
4,748
2026-04-07
Build Tools
Developer Tools
→
A tool for managing shell-oriented subprocesses and organizing executable Python code into CLI-invokable tasks.
A tool for managing shell-oriented subprocesses and organizing executable Python code into CLI-invokable tasks.
301
strawberry
Framework Agnostic
4,654
2026-05-18
Framework Agnostic
Web APIs
Web Development
→
A GraphQL library that leverages Python type annotations for schema definition.
A GraphQL library that leverages Python type annotations for schema definition.
302
vulture
Code Analysis
4,611
2026-04-30
Code Analysis
Code Analysis
Developer Tools
→
A tool for finding and analyzing dead Python code.
A tool for finding and analyzing dead Python code.
303
connexion
Framework Agnostic
4,591
2026-04-25
Framework Agnostic
Web APIs
Web Development
→
A spec-first framework that automatically handles requests based on your OpenAPI specification.
A spec-first framework that automatically handles requests based on your OpenAPI specification.
304
code2flow
Code Analysis
4,574
2023-01-08
Code Analysis
Code Analysis
Developer Tools
→
Turn your Python and JavaScript code into DOT flowcharts.
Turn your Python and JavaScript code into DOT flowcharts.
305
ag2
Orchestration
4,572
2026-05-18
Orchestration
AI and Agents
AI & ML
→
An open-source AgentOS for multi-agent orchestration and building agentic AI systems.
An open-source AgentOS for multi-agent orchestration and building agentic AI systems.
306
plotnine
Plotting
4,568
2026-05-14
Plotting
Data Visualization
Data & Science
→
A grammar of graphics for Python based on ggplot2.
A grammar of graphics for Python based on ggplot2.
307
freezegun
Mock
4,507
2025-08-19
Mock
Testing
Developer Tools
→
Travel through time by mocking the datetime module.
Travel through time by mocking the datetime module.
308
tmuxp
Productivity Tools
4,498
2026-05-17
Productivity Tools
CLI Tools
CLI & GUI
→
309
shapely
Other
4,436
2026-04-22
Other
Science
Data & Science
→
Manipulation and analysis of geometric objects in the Cartesian plane.
Manipulation and analysis of geometric objects in the Cartesian plane.
310
elasticsearch-py
Search
4,370
2026-05-18
Search
Database & Storage
→
The official low-level Python client for
Elasticsearch .
311
joblib
Batch Processing
4,351
2026-03-03
Batch Processing
Distributed Computing
DevOps
→
A set of tools to provide lightweight pipelining in Python.
A set of tools to provide lightweight pipelining in Python.
312
mongoengine
NoSQL Databases
4,350
2025-09-02
NoSQL Databases
ORM
Database & Storage
→
A Python Object-Document-Mapper for working with MongoDB.
A Python Object-Document-Mapper for working with MongoDB.
313
pymongo
NoSQL Databases
4,346
2026-05-18
NoSQL Databases
Database Drivers
Database & Storage
→
The official Python client for MongoDB.
The official Python client for MongoDB.
314
responses
Mock
4,342
2026-05-08
Mock
Testing
Developer Tools
→
A utility library for mocking out the requests Python library.
A utility library for mocking out the requests Python library.
315
pandera
Data Validation
4,341
2026-05-08
Data Validation
Data & Science
→
A data validation library for dataframes, with support for pandas, polars, and Spark.
A data validation library for dataframes, with support for pandas, polars, and Spark.
316
pyqtgraph
Plotting
4,338
2025-12-08
Plotting
Data Visualization
Data & Science
→
Interactive and realtime 2D/3D/Image plotting and science/engineering widgets.
Interactive and realtime 2D/3D/Image plotting and science/engineering widgets.
317
coconut
Functional Programming
4,331
2025-12-31
Functional Programming
Python Language
→
A variant of Python built for simple, elegant, Pythonic functional programming.
A variant of Python built for simple, elegant, Pythonic functional programming.
318
dynaconf
Configuration Files
4,297
2026-05-13
Configuration Files
Python Toolchain
→
Dynaconf is a configuration manager with plugins for Django, Flask and FastAPI.
Dynaconf is a configuration manager with plugins for Django, Flask and FastAPI.
319
returns
Functional Programming
4,287
2026-05-18
Functional Programming
Python Language
→
A set of type-safe monads, transformers, and composition utilities.
A set of type-safe monads, transformers, and composition utilities.
320
asciimatics
Terminal Rendering
4,274
2025-05-31
Terminal Rendering
CLI Development
CLI & GUI
→
A package to create full-screen text UIs (from interactive forms to ASCII animations).
A package to create full-screen text UIs (from interactive forms to ASCII animations).
321
markdown
Markdown
4,209
2026-02-09
Markdown
File Format Processing
Text & Documents
→
A Python implementation of John Gruber’s Markdown.
A Python implementation of John Gruber’s Markdown.
322
aws-sdk-pandas
Data Analysis
4,112
2026-05-14
Data Analysis
Data & Science
→
Pandas on AWS.
323
pyramid
Synchronous
4,084
2026-03-11
Synchronous
Web Frameworks
Web Development
→
A small, fast, down-to-earth, open source Python web framework.
A small, fast, down-to-earth, open source Python web framework.
324
more-itertools
Functional Programming
4,064
2026-05-13
Functional Programming
Python Language
→
More routines for operating on iterables, beyond itertools.
More routines for operating on iterables, beyond itertools.
325
ftfy
General
4,039
2024-10-30
General
Text Processing
Text & Documents
→
Makes Unicode text less broken and more consistent automagically.
Makes Unicode text less broken and more consistent automagically.
326
warehouse
Package Repositories
4,036
2026-05-18
Package Repositories
Python Toolchain
→
Next generation Python Package Repository (PyPI).
Next generation Python Package Repository (PyPI).
327
urllib3
HTTP Clients
4,026
2026-05-18
HTTP Clients
HTTP & Scraping
→
A HTTP library with thread-safe connection pooling, file post support, sanity friendly.
A HTTP library with thread-safe connection pooling, file post support, sanity friendly.
328
sqlparse
Parser
4,002
2025-12-19
Parser
Text Processing
Text & Documents
→
A non-validating SQL parser.
A non-validating SQL parser.
329
sortedcontainers
Algorithms
3,942
2024-03-01
Algorithms
Algorithms and Design Patterns
Developer Tools
→
Fast and pure-Python implementation of sorted collections.
Fast and pure-Python implementation of sorted collections.
330
xlsxwriter
MS Office
3,942
2026-03-22
MS Office
File Format Processing
Text & Documents
→
A Python module for creating Excel .xlsx files.
A Python module for creating Excel .xlsx files.
331
lektor
Static Site Generators
3,938
2026-04-05
Static Site Generators
Web Development
→
An easy to use static CMS and blog engine.
An easy to use static CMS and blog engine.
332
django-grappelli
Admin Panels
3,927
2026-04-29
Admin Panels
Web Development
→
A jazzy skin for the Django Admin-Interface.
A jazzy skin for the Django Admin-Interface.
333
tox
Test Runners
3,918
2026-05-18
Test Runners
Testing
Developer Tools
→
Auto builds and tests distributions in multiple Python versions
Auto builds and tests distributions in multiple Python versions
334
django-guardian
Permissions
3,900
2026-04-13
Permissions
Authentication
Web Development
→
Implementation of per object permissions for Django 1.2+
Implementation of per object permissions for Django 1.2+
335
pony
Relational Databases
3,827
2025-07-03
Relational Databases
ORM
Database & Storage
→
ORM that provides a generator-oriented interface to SQL.
ORM that provides a generator-oriented interface to SQL.
336
factory_boy
Object Factories
3,793
2025-12-14
Object Factories
Testing
Developer Tools
→
A test fixtures replacement for Python.
A test fixtures replacement for Python.
337
flake8
Code Linters
3,790
2026-05-12
Code Linters
Code Analysis
Developer Tools
→
A wrapper around pycodestyle, pyflakes and McCabe.
A wrapper around pycodestyle, pyflakes and McCabe.
338
implicit
Recommender Systems
3,785
2026-05-08
Recommender Systems
AI & ML
→
A fast Python implementation of collaborative filtering for implicit datasets.
A fast Python implementation of collaborative filtering for implicit datasets.
339
colorama
Terminal Rendering
3,783
2026-05-13
Terminal Rendering
CLI Development
CLI & GUI
→
Cross-platform colored terminal text.
Cross-platform colored terminal text.
340
django-haystack
Search
3,738
2026-05-12
Search
Database & Storage
→
Modular search for Django.
Modular search for Django.
341
python-phonenumbers
Parser
3,738
2026-05-07
Parser
Text Processing
Text & Documents
→
Parsing, formatting, storing and validating international phone numbers.
Parsing, formatting, storing and validating international phone numbers.
342
vidgear
Video
3,710
2026-05-17
Video
Audio & Video Processing
Media
→
Most Powerful multi-threaded Video Processing framework.
Most Powerful multi-threaded Video Processing framework.
343
cloudinit
Configuration Management
3,691
2026-05-06
Configuration Management
DevOps Tools
DevOps
→
A multi-distribution package that handles early initialization of a cloud instance.
A multi-distribution package that handles early initialization of a cloud instance.
344
bqplot
Plotting
3,689
2026-05-07
Plotting
Data Visualization
Data & Science
→
Interactive Plotting Library for the Jupyter Notebook.
Interactive Plotting Library for the Jupyter Notebook.
345
sumy
Content Extraction
3,686
2026-03-31
Content Extraction
Web Scraping
HTTP & Scraping
→
A module for automatic summarization of text documents and HTML pages.
A module for automatic summarization of text documents and HTML pages.
346
mesa
Simulation and Modeling
3,648
2026-05-15
Simulation and Modeling
Science
Data & Science
→
An agent-based modeling framework for building, analyzing, and visualizing complex system simulations.
An agent-based modeling framework for building, analyzing, and visualizing complex system simulations.
347
vispy
Plotting
3,570
2026-05-18
Plotting
Data Visualization
Data & Science
→
High-performance scientific visualization based on OpenGL.
High-performance scientific visualization based on OpenGL.
348
doitlive
Productivity Tools
3,563
2026-05-05
Productivity Tools
CLI Tools
CLI & GUI
→
A tool for live presentations in the terminal.
A tool for live presentations in the terminal.
349
uwsgi
WSGI
3,547
2025-10-11
WSGI
Web Servers
Web Development
→
A project aims at developing a full stack for building hosting services, written in C.
A project aims at developing a full stack for building hosting services, written in C.
350
textdistance
General
3,529
2025-04-18
General
Text Processing
Text & Documents
→
Compute distance between sequences with 30+ algorithms.
Compute distance between sequences with 30+ algorithms.
351
funcy
Functional Programming
3,503
2026-02-14
Functional Programming
Python Language
→
A fancy and practical functional tools.
A fancy and practical functional tools.
352
modoboa
Email
3,487
2026-05-15
Email
HTTP & Scraping
→
A mail hosting and management platform including a modern Web UI.
A mail hosting and management platform including a modern Web UI.
353
django-unfold
Admin Panels
3,477
2026-05-18
Admin Panels
Web Development
→
Elevate your Django admin with a stunning modern interface, powerful features, and seamless user experience.
Elevate your Django admin with a stunning modern interface, powerful features, and seamless user experience.
354
rdkit
Biology and Chemistry
3,431
2026-05-17
Biology and Chemistry
Science
Data & Science
→
Cheminformatics and Machine Learning Software.
Cheminformatics and Machine Learning Software.
355
coverage
Code Coverage
3,375
2026-05-17
Code Coverage
Testing
Developer Tools
→
Code coverage measurement.
Code coverage measurement.
356
python-pptx
MS Office
3,363
2024-08-07
MS Office
File Format Processing
Text & Documents
→
Python library for creating and updating PowerPoint (.pptx) files.
Python library for creating and updating PowerPoint (.pptx) files.
357
copier
Productivity Tools
3,361
2026-05-18
Productivity Tools
CLI Tools
CLI & GUI
→
A library and command-line utility for rendering projects templates.
A library and command-line utility for rendering projects templates.
358
xlwings
MS Office
3,348
2026-05-06
MS Office
File Format Processing
Text & Documents
→
A BSD-licensed library that makes it easy to call Python from Excel and vice versa.
A BSD-licensed library that makes it easy to call Python from Excel and vice versa.
359
django-oauth-toolkit
OAuth
3,324
2026-05-08
OAuth
Authentication
Web Development
→
OAuth 2 goodies for Django.
OAuth 2 goodies for Django.
360
schemathesis
GUI / Web Testing
3,297
2026-05-18
GUI / Web Testing
Testing
Developer Tools
→
A tool for automatic property-based testing of web applications built with Open API / Swagger specifications.
A tool for automatic property-based testing of web applications built with Open API / Swagger specifications.
361
cerberus
Data Validation
3,278
2026-01-01
Data Validation
Data & Science
→
A lightweight and extensible data validation library.
A lightweight and extensible data validation library.
362
pgmpy
Machine Learning
3,266
2026-05-14
Machine Learning
AI & ML
→
A Python library for probabilistic graphical models and Bayesian networks.
A Python library for probabilistic graphical models and Bayesian networks.
363
litecli
CLI Enhancements
3,243
2026-02-15
CLI Enhancements
CLI Tools
CLI & GUI
→
SQLite CLI with autocompletion and syntax highlighting.
SQLite CLI with autocompletion and syntax highlighting.
364
pudb
pdb-like Debugger
3,241
2026-04-19
pdb-like Debugger
Debugging Tools
Developer Tools
→
A full-screen, console-based Python debugger.
A full-screen, console-based Python debugger.
365
pennylane
Quantum Computing
3,212
2026-05-16
Quantum Computing
Data & Science
→
A hybrid quantum-classical machine learning library with automatic differentiation support.
A hybrid quantum-classical machine learning library with automatic differentiation support.
366
itsdangerous
Miscellaneous
3,119
2025-06-14
Miscellaneous
Other
→
Various helpers to pass trusted data to untrusted environments.
Various helpers to pass trusted data to untrusted environments.
367
python-decouple
Configuration Files
3,035
2024-01-01
Configuration Files
Python Toolchain
→
Strict separation of settings from code.
Strict separation of settings from code.
368
lxml
HTML Manipulation
3,027
2026-05-18
HTML Manipulation
Text & Documents
→
A very fast, easy-to-use and versatile library for handling HTML and XML.
A very fast, easy-to-use and versatile library for handling HTML and XML.
369
mistune
Markdown
3,027
2026-05-03
Markdown
File Format Processing
Text & Documents
→
Fastest and full featured pure Python parsers of Markdown.
Fastest and full featured pure Python parsers of Markdown.
370
urwid
Terminal
3,004
2026-05-18
Terminal
GUI Development
CLI & GUI
→
A library for creating terminal GUI applications with strong support for widgets, events, rich colors, etc.
A library for creating terminal GUI applications with strong support for widgets, events, rich colors, etc.
371
oauthlib
OAuth
2,969
2026-04-22
OAuth
Authentication
Web Development
→
A generic and thorough implementation of the OAuth request-signing logic.
A generic and thorough implementation of the OAuth request-signing logic.
372
vcrpy
Mock
2,962
2026-04-11
Mock
Testing
Developer Tools
→
Record and replay HTTP interactions on your tests.
Record and replay HTTP interactions on your tests.
373
django-storages
Web Asset Management
2,947
2025-06-18
Web Asset Management
Web Development
→
A collection of custom storage back ends for Django.
A collection of custom storage back ends for Django.
374
python-magic
File Manipulation
2,911
2026-05-11
File Manipulation
Text & Documents
→
A Python interface to the libmagic file type identification library.
A Python interface to the libmagic file type identification library.
375
pyyaml
Data Formats
2,888
2025-09-25
Data Formats
File Format Processing
Text & Documents
→
YAML implementations for Python.
YAML implementations for Python.
376
python-diskcache
Caching
2,877
2024-03-03
Caching
Database & Storage
→
SQLite and file backed cache backend with faster lookups than memcached and redis.
SQLite and file backed cache backend with faster lookups than memcached and redis.
377
django-compressor
Web Asset Management
2,868
2026-04-21
Web Asset Management
Web Development
→
Compresses linked and inline JavaScript or CSS into a single cached file.
Compresses linked and inline JavaScript or CSS into a single cached file.
378
box
Built-in Classes Enhancement
2,818
2026-02-21
Built-in Classes Enhancement
Python Language
→
Python dictionaries with advanced dot notation access.
Python dictionaries with advanced dot notation access.
379
dateparser
Date and Time
2,807
2026-05-08
Date and Time
Python Language
→
A Python parser for human-readable dates in dozens of languages.
A Python parser for human-readable dates in dozens of languages.
380
furl
HTTP Clients
2,801
2026-02-22
HTTP Clients
HTTP & Scraping
→
A small Python library that makes parsing and manipulating URLs easy.
A small Python library that makes parsing and manipulating URLs easy.
381
pygal
Plotting
2,761
2025-12-09
Plotting
Data Visualization
Data & Science
→
A Python SVG Charts Creator.
A Python SVG Charts Creator.
382
ironpython
Implementations
2,745
2026-05-15
Implementations
Python Language
→
Implementation of the Python programming language written in C#.
Implementation of the Python programming language written in C#.
383
iredis
CLI Enhancements
2,736
2026-05-11
CLI Enhancements
CLI Tools
CLI & GUI
→
Redis CLI with autocompletion and syntax highlighting.
Redis CLI with autocompletion and syntax highlighting.
384
nikola
Static Site Generators
2,731
2026-04-05
Static Site Generators
Web Development
→
A static website and blog generator.
A static website and blog generator.
385
cachetools
Caching
2,730
2026-05-18
Caching
Database & Storage
→
Extensible memoizing collections and decorators.
Extensible memoizing collections and decorators.
386
yagmail
Email
2,725
2022-09-28
Email
HTTP & Scraping
→
Yet another Gmail/SMTP client.
Yet another Gmail/SMTP client.
387
pikepdf
PDF
2,718
2026-05-13
PDF
File Format Processing
Text & Documents
→
A powerful library for reading and editing PDF files, based on qpdf.
A powerful library for reading and editing PDF files, based on qpdf.
388
beanie
NoSQL Databases
2,675
2026-03-29
NoSQL Databases
ORM
Database & Storage
→
An asynchronous Python object-document mapper (ODM) for MongoDB.
An asynchronous Python object-document mapper (ODM) for MongoDB.
389
daphne
ASGI
2,666
2026-05-06
ASGI
Web Servers
Web Development
→
An HTTP, HTTP/2 and WebSocket protocol server for ASGI and ASGI-HTTP.
An HTTP, HTTP/2 and WebSocket protocol server for ASGI and ASGI-HTTP.
390
pynamodb
NoSQL Databases
2,648
2026-04-24
NoSQL Databases
ORM
Database & Storage
→
A Pythonic interface for
Amazon DynamoDB .
391
docxtpl
MS Office
2,635
2025-11-13
MS Office
File Format Processing
Text & Documents
→
Editing a docx document by jinja2 template
Editing a docx document by jinja2 template
392
OpenChronicle
Orchestration
2,632
2026-05-09
Orchestration
AI and Agents
AI & ML
→
Open-source, local-first memory for any tool-capable LLM agent.
Open-source, local-first memory for any tool-capable LLM agent.
393
chardet
General
2,627
2026-05-05
General
Text Processing
Text & Documents
→
Python 2/3 compatible character encoding detector.
Python 2/3 compatible character encoding detector.
394
dateutil
Date and Time
2,617
2026-05-18
Date and Time
Python Language
→
Extensions to the standard Python
datetime module.
Extensions to the standard Python
datetime module.
395
wxPython
Desktop
2,609
2026-05-17
Desktop
GUI Development
CLI & GUI
→
A blending of the wxWidgets C++ class library with the Python.
A blending of the wxWidgets C++ class library with the Python.
396
gtts
Audio
2,606
2025-05-11
Audio
Audio & Video Processing
Media
→
Python library and CLI tool for converting text to speech using Google Translate TTS.
Python library and CLI tool for converting text to speech using Google Translate TTS.
397
colour
Other
2,584
2026-04-30
Other
Science
Data & Science
→
Implementing a comprehensive number of colour theory transformations and algorithms.
Implementing a comprehensive number of colour theory transformations and algorithms.
398
autobahn-python
WebSocket
2,538
2026-01-10
WebSocket
Web Development
→
WebSocket & WAMP for Python on Twisted and
asyncio .
WebSocket & WAMP for Python on Twisted and
asyncio .
399
mysqlclient
MySQL
2,529
2026-02-12
MySQL
Database Drivers
Database & Storage
→
MySQL connector with Python 3 support (
mysql-python fork).
400
matchering
Audio
2,522
2026-05-05
Audio
Audio & Video Processing
Media
→
A library for automated reference audio mastering.
A library for automated reference audio mastering.
401
pdoc
Documentation
2,502
2026-04-13
Documentation
Developer Tools
→
Epydoc replacement to auto generate API documentation for Python libraries.
Epydoc replacement to auto generate API documentation for Python libraries.
402
watchfiles
File Manipulation
2,486
2026-05-18
File Manipulation
Text & Documents
→
Simple, modern and fast file watching and code reload in python.
Simple, modern and fast file watching and code reload in python.
403
pyparsing
Parser
2,471
2026-04-30
Parser
Text Processing
Text & Documents
→
A general purpose framework for generating parsers.
A general purpose framework for generating parsers.
404
anyio
Asynchronous Programming
2,466
2026-05-18
Asynchronous Programming
Python Language
→
A high-level async concurrency and networking framework that works on top of asyncio or trio.
A high-level async concurrency and networking framework that works on top of asyncio or trio.
405
napalm
Network Virtualization
2,459
2026-05-18
Network Virtualization
DevOps
→
Cross-vendor API to manipulate network devices.
Cross-vendor API to manipulate network devices.
406
bleak
Hardware
2,410
2026-05-09
Hardware
Other
→
A cross platform Bluetooth Low Energy Client for Python using asyncio.
A cross platform Bluetooth Low Energy Client for Python using asyncio.
407
psycopg
PostgreSQL
2,392
2026-05-08
PostgreSQL
Database Drivers
Database & Storage
→
The most popular PostgreSQL adapter for Python.
The most popular PostgreSQL adapter for Python.
408
scons
Build Tools
2,384
2026-05-15
Build Tools
Developer Tools
→
A software construction tool.
A software construction tool.
409
pyquery
HTML Manipulation
2,379
2026-02-18
HTML Manipulation
Text & Documents
→
A jQuery-like library for parsing HTML.
A jQuery-like library for parsing HTML.
410
feedparser
Content Extraction
2,368
2026-05-14
Content Extraction
Web Scraping
HTTP & Scraping
→
Universal feed parser.
411
masonite
Synchronous
2,364
2025-03-20
Synchronous
Web Frameworks
Web Development
→
The modern and developer centric Python web framework.
The modern and developer centric Python web framework.
412
django-cacheops
Caching
2,268
2026-04-15
Caching
Database & Storage
→
A slick ORM cache with automatic granular event-driven invalidation.
A slick ORM cache with automatic granular event-driven invalidation.
413
winpython
Microsoft Windows
2,261
2026-05-17
Microsoft Windows
Other
→
Portable development environment for Windows 10/11.
Portable development environment for Windows 10/11.
414
feature_engine
Machine Learning
2,238
2026-03-26
Machine Learning
AI & ML
→
sklearn compatible API with the widest toolset for feature engineering and selection.
sklearn compatible API with the widest toolset for feature engineering and selection.
415
pyelftools
General
2,237
2026-05-15
General
File Format Processing
Text & Documents
→
Parsing and analyzing ELF files and DWARF debugging information.
Parsing and analyzing ELF files and DWARF debugging information.
416
rope
Refactoring
2,212
2026-01-04
Refactoring
Code Analysis
Developer Tools
→
Rope is a python refactoring library.
Rope is a python refactoring library.
417
pyglet
Desktop
2,192
2026-04-29
Desktop
GUI Development
CLI & GUI
→
A cross-platform windowing and multimedia library for Python.
A cross-platform windowing and multimedia library for Python.
418
shortuuid
Unique identifiers
2,186
2025-12-01
Unique identifiers
Text Processing
Text & Documents
→
A generator library for concise, unambiguous and URL-safe UUIDs.
A generator library for concise, unambiguous and URL-safe UUIDs.
419
sentry-python
Monitoring and Processes
2,184
2026-05-18
Monitoring and Processes
DevOps Tools
DevOps
→
Sentry SDK for Python.
420
edgartools
Financial Data
2,164
2026-05-17
Financial Data
Data Ingestion / ETL
Data & Science
→
Library for downloading structured data from SEC EDGAR filings and XBRL financial statements.
Library for downloading structured data from SEC EDGAR filings and XBRL financial statements.
421
pygments
Parser
2,162
2026-05-18
Parser
Text Processing
Text & Documents
→
A generic syntax highlighter.
A generic syntax highlighter.
422
html2text
Content Extraction
2,148
2025-10-28
Content Extraction
Web Scraping
HTTP & Scraping
→
Convert HTML to Markdown-formatted text.
Convert HTML to Markdown-formatted text.
423
pynput
Hardware
2,142
2026-05-12
Hardware
Other
→
A library to control and monitor input devices.
A library to control and monitor input devices.
424
taskiq
Task Queues
2,141
2026-05-16
Task Queues
DevOps
→
Distributed task queue with native asyncio support and pluggable brokers.
Distributed task queue with native asyncio support and pluggable brokers.
425
microdot
Asynchronous
2,115
2026-05-14
Asynchronous
Web Frameworks
Web Development
→
The impossibly small web framework for Python and MicroPython.
The impossibly small web framework for Python and MicroPython.
426
msgpack
Serialization
2,088
2026-05-12
Serialization
Database & Storage
→
MessagePack serializer implementation for Python.
MessagePack serializer implementation for Python.
427
prospector
Code Analysis
2,079
2026-05-18
Code Analysis
Code Analysis
Developer Tools
→
A tool to analyze Python code.
A tool to analyze Python code.
428
indico
CMS
2,069
2026-05-18
CMS
Web Development
→
A feature-rich event management system, made @
CERN .
A feature-rich event management system, made @
CERN .
429
blinker
Miscellaneous
2,056
2025-06-14
Miscellaneous
Other
→
A fast Python in-process signal/event dispatching system.
A fast Python in-process signal/event dispatching system.
430
sqlite-utils
SQLite
2,055
2026-05-17
SQLite
Database Drivers
Database & Storage
→
Python CLI utility and library for manipulating SQLite databases.
Python CLI utility and library for manipulating SQLite databases.
431
doit
Build Tools
2,053
2026-02-12
Build Tools
Developer Tools
→
A task runner and build tool.
A task runner and build tool.
432
arcade
Game Development
2,028
2026-05-18
Game Development
Media
→
Arcade is a modern Python framework for crafting games with compelling graphics and sound.
Arcade is a modern Python framework for crafting games with compelling graphics and sound.
433
qutip
Quantum Computing
2,015
2026-05-14
Quantum Computing
Data & Science
→
Quantum Toolbox in Python.
Quantum Toolbox in Python.
434
chaostoolkit
Other
2,007
2024-05-01
Other
DevOps Tools
DevOps
→
A Chaos Engineering toolkit & Orchestration for Developers.
A Chaos Engineering toolkit & Orchestration for Developers.
435
pybuilder
Build Tools
1,995
2026-04-02
Build Tools
Developer Tools
→
A continuous build tool written in pure Python.
A continuous build tool written in pure Python.
436
django-rules
Permissions
1,975
2025-10-11
Permissions
Authentication
Web Development
→
A tiny but powerful app providing object-level permissions to Django, without requiring a database.
A tiny but powerful app providing object-level permissions to Django, without requiring a database.
437
ipdb
pdb-like Debugger
1,975
2026-02-27
pdb-like Debugger
Debugging Tools
Developer Tools
→
438
shiv
Distribution
1,932
2026-01-10
Distribution
Python Toolchain
→
A command line utility for building fully self-contained zipapps (PEP 441), but with all their dependencies included.
A command line utility for building fully self-contained zipapps (PEP 441), but with all their dependencies included.
439
mutagen
Metadata
1,901
2026-02-15
Metadata
Audio & Video Processing
Media
→
A Python module to handle audio metadata.
A Python module to handle audio metadata.
440
pymatting
Image Processing
1,900
2026-04-07
Image Processing
Media
→
A library for alpha matting.
A library for alpha matting.
441
SpiffWorkflow
Job Schedulers
1,886
2026-05-14
Job Schedulers
DevOps
→
A powerful workflow engine implemented in pure Python.
A powerful workflow engine implemented in pure Python.
442
voluptuous
Data Validation
1,843
2025-12-18
Data Validation
Data & Science
→
A Python data validation library primarily intended for validating data from untrusted sources.
A Python data validation library primarily intended for validating data from untrusted sources.
443
jet-bridge
Admin Panels
1,797
2026-02-20
Admin Panels
Web Development
→
Admin panel framework for any application with nice UI (ex Jet Django).
Admin panel framework for any application with nice UI (ex Jet Django).
444
pypy
Implementations
1,734
2026-05-18
Implementations
Python Language
→
A very fast and compliant implementation of the Python language.
A very fast and compliant implementation of the Python language.
445
repowise
Code Analysis
1,722
2026-05-18
Code Analysis
Code Analysis
Developer Tools
→
Codebase intelligence that indexes repos into dependency graphs, git history, and auto-generated docs with dead code detection.
Codebase intelligence that indexes repos into dependency graphs, git history, and auto-generated docs with dead code detection.
446
rpyc
RPC
1,701
2025-08-14
RPC
Web Servers
Web Development
→
(Remote Python Call) - A transparent and symmetric RPC library for Python.
(Remote Python Call) - A transparent and symmetric RPC library for Python.
447
python-slugify
General
1,612
2026-01-07
General
Text Processing
Text & Documents
→
A Python slugify library that translates unicode to ASCII.
A Python slugify library that translates unicode to ASCII.
448
cartopy
Specialized
1,601
2026-05-18
Specialized
Data Visualization
Data & Science
→
A cartographic python library with matplotlib support.
A cartographic python library with matplotlib support.
449
waitress
WSGI
1,582
2026-03-20
WSGI
Web Servers
Web Development
→
Multi-threaded, powers Pyramid.
Multi-threaded, powers Pyramid.
450
bidict
Built-in Classes Enhancement
1,579
2026-05-18
Built-in Classes Enhancement
Python Language
→
Efficient, Pythonic bidirectional map data structures and related functionality.
Efficient, Pythonic bidirectional map data structures and related functionality.
451
enaml
Desktop
1,575
2026-05-13
Desktop
GUI Development
CLI & GUI
→
Creating beautiful user-interfaces with Declarative Syntax like QML.
Creating beautiful user-interfaces with Declarative Syntax like QML.
452
hypercorn
ASGI
1,569
2025-11-08
ASGI
Web Servers
Web Development
→
An ASGI and WSGI Server based on Hyper libraries and inspired by Gunicorn.
An ASGI and WSGI Server based on Hyper libraries and inspired by Gunicorn.
453
lumibot
Financial Data
1,559
2026-05-18
Financial Data
Data Ingestion / ETL
Data & Science
→
Algorithmic trading framework for backtesting and live deployment across stocks, options, crypto, futures, and forex.
Algorithmic trading framework for backtesting and live deployment across stocks, options, crypto, futures, and forex.
454
pyfiglet
General
1,558
2025-08-15
General
Text Processing
Text & Documents
→
An implementation of figlet written in Python.
An implementation of figlet written in Python.
455
scanapi
Frameworks
1,547
2026-05-19
Frameworks
Testing
Developer Tools
→
Automated Testing and Documentation for your REST API.
Automated Testing and Documentation for your REST API.
456
cx-Freeze
Distribution
1,541
2026-05-18
Distribution
Python Toolchain
→
It is a Python tool that converts Python scripts into standalone executables and installers for Windows, macOS, and Linux.
It is a Python tool that converts Python scripts into standalone executables and installers for Windows, macOS, and Linux.
457
birdnet
Audio
1,527
2026-05-14
Audio
Audio & Video Processing
Media
→
Deep learning framework for acoustic species detection; identifies bird species from audio recordings using TensorFlow.
Deep learning framework for acoustic species detection; identifies bird species from audio recordings using TensorFlow.
458
django-countries
Geolocation
1,526
2026-01-08
Geolocation
Data & Science
→
A Django app that provides a country field for models and forms.
A Django app that provides a country field for models and forms.
459
nox
Test Runners
1,522
2026-04-27
Test Runners
Testing
Developer Tools
→
Flexible test automation for Python.
Flexible test automation for Python.
460
python-user-agents
Parser
1,515
2023-02-16
Parser
Text Processing
Text & Documents
→
Browser user agent parser.
Browser user agent parser.
461
wand
Image Processing
1,484
2026-04-15
Image Processing
Media
→
Python bindings for
MagickWand , C API for ImageMagick.
Python bindings for
MagickWand , C API for ImageMagick.
462
polyfactory
Object Factories
1,464
2026-03-29
Object Factories
Testing
Developer Tools
→
mock data generation library with support to classes (continuation of pydantic-factories)
mock data generation library with support to classes (continuation of pydantic-factories)
463
babel
General
1,442
2026-04-20
General
Text Processing
Text & Documents
→
An internationalization library for Python.
An internationalization library for Python.
464
cassandra-driver
NoSQL Databases
1,427
2026-05-14
NoSQL Databases
Database Drivers
Database & Storage
→
The Python Driver for Apache Cassandra.
The Python Driver for Apache Cassandra.
465
webargs
Framework Agnostic
1,410
2026-05-18
Framework Agnostic
Web APIs
Web Development
→
A friendly library for parsing HTTP request arguments with built-in support for popular web frameworks.
A friendly library for parsing HTTP request arguments with built-in support for popular web frameworks.
466
cement
CLI Development
1,343
2026-05-09
CLI Development
CLI Development
CLI & GUI
→
CLI Application Framework for Python.
CLI Application Framework for Python.
467
bub
Orchestration
1,338
2026-05-18
Orchestration
AI and Agents
AI & ML
→
A lightweight, hook-first Python framework for channel-native agents that live alongside people.
A lightweight, hook-first Python framework for channel-native agents that live alongside people.
468
openbabel
Biology and Chemistry
1,321
2026-05-18
Biology and Chemistry
Science
Data & Science
→
A chemical toolbox designed to speak the many languages of chemical data.
A chemical toolbox designed to speak the many languages of chemical data.
469
markdown-it-py
Markdown
1,308
2026-05-07
Markdown
File Format Processing
Text & Documents
→
Markdown parser with 100% CommonMark support, extensions, and syntax plugins.
Markdown parser with 100% CommonMark support, extensions, and syntax plugins.
470
obspy
Physics and Engineering
1,298
2026-05-12
Physics and Engineering
Science
Data & Science
→
A Python toolbox for seismology.
A Python toolbox for seismology.
471
clickhouse-driver
Other Relational Databases
1,295
2025-11-10
Other Relational Databases
Database Drivers
Database & Storage
→
Python driver with native interface for ClickHouse.
Python driver with native interface for ClickHouse.
472
pyexcel
MS Office
1,281
2025-12-10
MS Office
File Format Processing
Text & Documents
→
Providing one API for reading, manipulating and writing csv, ods, xls, xlsx and xlsm files.
Providing one API for reading, manipulating and writing csv, ods, xls, xlsx and xlsm files.
473
django-modern-rest
Django
1,213
2026-05-18
Django
Web APIs
Web Development
→
Modern REST with speed, types, async, msgspec, pydantic and other goodies!
Modern REST with speed, types, async, msgspec, pydantic and other goodies!
474
pynacl
Cryptography
1,192
2026-04-29
Cryptography
Security
→
Python binding to the Networking and Cryptography (NaCl) library.
Python binding to the Networking and Cryptography (NaCl) library.
475
devpi
Package Repositories
1,177
2026-05-11
Package Repositories
Python Toolchain
→
PyPI server and packaging/testing/release tool.
PyPI server and packaging/testing/release tool.
476
justhtml
HTML Manipulation
1,141
2026-05-15
HTML Manipulation
Text & Documents
→
A pure Python HTML5 parser that just works.
A pure Python HTML5 parser that just works.
477
apiflask
Flask
1,129
2026-05-03
Flask
Web APIs
Web Development
→
A lightweight Python web API framework based on Flask and Marshmallow.
A lightweight Python web API framework based on Flask and Marshmallow.
478
pickledb
Database
1,069
2026-05-10
Database
Database & Storage
→
A simple and lightweight key-value store for Python.
A simple and lightweight key-value store for Python.
479
secure
Web Security
1,037
2026-04-30
Web Security
Security
→
HTTP security headers for Python web applications with ASGI and WSGI middleware.
HTTP security headers for Python web applications with ASGI and WSGI middleware.
480
geojson
Geolocation
986
2026-05-18
Geolocation
Data & Science
→
Python bindings and utilities for GeoJSON.
Python bindings and utilities for GeoJSON.
481
flask-debugtoolbar
Others
978
2025-06-14
Others
Debugging Tools
Developer Tools
→
A port of the django-debug-toolbar to flask.
A port of the django-debug-toolbar to flask.
482
memory_graph
Others
927
2026-05-16
Others
Debugging Tools
Developer Tools
→
Visualize Python data at runtime to debug references, mutability, and aliasing.
Visualize Python data at runtime to debug references, mutability, and aliasing.
483
mpi4py
Batch Processing
909
2026-05-18
Batch Processing
Distributed Computing
DevOps
→
Python bindings for MPI.
484
python-hunter
Tracing
868
2025-08-22
Tracing
Debugging Tools
Developer Tools
→
A flexible code tracing toolkit.
A flexible code tracing toolkit.
485
promptise
Orchestration
844
2026-05-03
Orchestration
AI and Agents
AI & ML
→
A framework for building end-to-end production-ready agentic systems, scalable & secure MCP's and autonomous agents.
A framework for building end-to-end production-ready agentic systems, scalable & secure MCP's and autonomous agents.
486
pygraphviz
Specialized
841
2026-05-07
Specialized
Data Visualization
Data & Science
→
Python interface to
Graphviz .
487
tinytag
Metadata
813
2026-05-14
Metadata
Audio & Video Processing
Media
→
A library for reading music meta data of MP3, OGG, FLAC and Wave files.
A library for reading music meta data of MP3, OGG, FLAC and Wave files.
488
pyvips
Image Processing
803
2026-01-20
Image Processing
Media
→
A fast image processing library with low memory needs.
A fast image processing library with low memory needs.
489
respx
Mock
795
2026-04-23
Mock
Testing
Developer Tools
→
Mock HTTPX with awesome request patterns and response side effects.
Mock HTTPX with awesome request patterns and response side effects.
490
pdf_oxide
PDF
760
2026-05-17
PDF
File Format Processing
Text & Documents
→
A fast PDF library for text extraction, image extraction, and markdown conversion, powered by Rust.
A fast PDF library for text extraction, image extraction, and markdown conversion, powered by Rust.
491
ZODB
Database
754
2026-04-14
Database
Database & Storage
→
A native object database for Python. A key-value and object graph database.
A native object database for Python. A key-value and object graph database.
492
sentry-skills
Agent Skills
722
2026-05-18
Agent Skills
AI and Agents
AI & ML
→
Python-focused engineering skills for code review, debugging, and backend workflows.
Python-focused engineering skills for code review, debugging, and backend workflows.
493
python-nameparser
Parser
707
2023-09-21
Parser
Text Processing
Text & Documents
→
Parsing human names into their individual components.
Parsing human names into their individual components.
494
pysolr
Search
700
2026-05-12
Search
Database & Storage
→
A lightweight Python wrapper for
Apache Solr .
495
markupsafe
HTML Manipulation
689
2025-09-27
HTML Manipulation
Text & Documents
→
Implements a XML/HTML/XHTML Markup safe string for Python.
Implements a XML/HTML/XHTML Markup safe string for Python.
496
micawber
Content Extraction
674
2026-03-10
Content Extraction
Web Scraping
HTTP & Scraping
→
A small library for extracting rich content from URLs.
A small library for extracting rich content from URLs.
497
python-barcode
Image Processing
653
2026-04-25
Image Processing
Media
→
Create barcodes in Python with no extra dependencies.
Create barcodes in Python with no extra dependencies.
498
unidecode
General
608
2026-01-05
General
Text Processing
Text & Documents
→
ASCII transliterations of Unicode text.
ASCII transliterations of Unicode text.
499
TabGAN
Machine Learning
569
2026-03-29
Machine Learning
AI & ML
→
Synthetic tabular data generation using GANs, Diffusion Models, and LLMs.
Synthetic tabular data generation using GANs, Diffusion Models, and LLMs.
500
bandersnatch
Package Repositories
540
2026-05-18
Package Repositories
Python Toolchain
→
PyPI mirroring tool provided by Python Packaging Authority (PyPA).
PyPI mirroring tool provided by Python Packaging Authority (PyPA).
501
bitbake
Build Tools
518
2026-05-14
Build Tools
Developer Tools
→
A make-like build tool for embedded Linux.
A make-like build tool for embedded Linux.
502
sqids
Unique identifiers
508
2025-03-26
Unique identifiers
Text Processing
Text & Documents
→
A library for generating short unique IDs from numbers.
A library for generating short unique IDs from numbers.
503
httptap
HTTP Clients
496
2026-05-18
HTTP Clients
HTTP & Scraping
→
Dissects an HTTP request into DNS, TCP, TLS, wait, and transfer phases and renders the timings as a waterfall.
Dissects an HTTP request into DNS, TCP, TLS, wait, and transfer phases and renders the timings as a waterfall.
504
strawberry-django
Django
493
2026-05-03
Django
Web APIs
Web Development
→
Strawberry GraphQL integration with Django.
Strawberry GraphQL integration with Django.
505
desbordante
Data Analysis
478
2026-05-12
Data Analysis
Data & Science
→
An open source data profiler for complex pattern discovery.
An open source data profiler for complex pattern discovery.
506
mako
Template Engines
435
2026-04-28
Template Engines
Web Development
→
Hyperfast and lightweight templating for the Python platform.
Hyperfast and lightweight templating for the Python platform.
507
mssql-python
Other Relational Databases
425
2026-05-15
Other Relational Databases
Database Drivers
Database & Storage
→
Official Microsoft driver for SQL Server and Azure SQL, built on ODBC for high performance and low memory usage.
Official Microsoft driver for SQL Server and Azure SQL, built on ODBC for high performance and low memory usage.
508
bernstein
Orchestration
410
2026-05-18
Orchestration
AI and Agents
AI & ML
→
A deterministic Python orchestrator for CLI coding agents (Claude Code, Codex, Gemini CLI, and 40+ more) with parallel git worktrees and an HMAC-signed audit chain.
A deterministic Python orchestrator for CLI coding agents (Claude Code, Codex, Gemini CLI, and 40+ more) with parallel git worktrees and an HMAC-signed audit chain.
509
pydy
Physics and Engineering
410
2026-05-17
Physics and Engineering
Science
Data & Science
→
Short for Python Dynamics, used to assist with workflow in the modeling of dynamic motion.
Short for Python Dynamics, used to assist with workflow in the modeling of dynamic motion.
510
func-to-web
Admin Panels
409
2026-05-08
Admin Panels
Web Development
→
Instantly create web UIs from Python functions using type hints. Zero frontend code required.
Instantly create web UIs from Python functions using type hints. Zero frontend code required.
511
cclib
Biology and Chemistry
406
2026-05-15
Biology and Chemistry
Science
Data & Science
→
A library for parsing and interpreting the results of computational chemistry packages.
A library for parsing and interpreting the results of computational chemistry packages.
512
manhole
Tracing
402
2024-07-04
Tracing
Debugging Tools
Developer Tools
→
Debugging UNIX socket connections and present the stacktraces for all threads and an interactive prompt.
Debugging UNIX socket connections and present the stacktraces for all threads and an interactive prompt.
513
pyopengl
Game Development
401
2025-08-18
Game Development
Media
→
Python ctypes bindings for OpenGL and it's related APIs.
Python ctypes bindings for OpenGL and it's related APIs.
514
pathsim
Simulation and Modeling
376
2026-05-12
Simulation and Modeling
Science
Data & Science
→
A block-based system modeling and simulation framework with a browser-based visual editor.
A block-based system modeling and simulation framework with a browser-based visual editor.
515
py-sdl2
Game Development
339
2025-11-18
Game Development
Media
→
A ctypes based wrapper for the SDL2 library.
A ctypes based wrapper for the SDL2 library.
516
mocket
Mock
308
2026-05-15
Mock
Testing
Developer Tools
→
A socket mock framework with gevent/asyncio/SSL support.
A socket mock framework with gevent/asyncio/SSL support.
517
ultraplot
Plotting
297
2026-05-13
Plotting
Data Visualization
Data & Science
→
Matplotlib wrapper for publication-ready scientific figures with minimal code. Includes advanced subplot management, panel layouts, and batteries-included geoscience plotting.
Matplotlib wrapper for publication-ready scientific figures with minimal code. Includes advanced subplot management, panel layouts, and batteries-included geoscience plotting.
518
dogpile.cache
Caching
295
2026-01-12
Caching
Database & Storage
→
dogpile.cache is a next generation replacement for Beaker made by the same authors.
dogpile.cache is a next generation replacement for Beaker made by the same authors.
519
pangu.py
General
273
2023-03-30
General
Text Processing
Text & Documents
→
Paranoid text spacing.
520
picows
WebSocket
270
2026-05-18
WebSocket
Web Development
→
Fastest WebSocket clients and servers with a frame level interface for the most demanding use-cases.
Fastest WebSocket clients and servers with a frame level interface for the most demanding use-cases.
521
django-mongodb-backend
NoSQL Databases
221
2026-05-18
NoSQL Databases
Database Drivers
Database & Storage
→
Official MongoDB database backend for Django.
Official MongoDB database backend for Django.
522
tryton
Miscellaneous
187
2026-05-06
Miscellaneous
Other
→
A general-purpose business framework.
A general-purpose business framework.
523
tinycss2
HTML Manipulation
184
2025-11-23
HTML Manipulation
Text & Documents
→
A low-level CSS parser and generator written in Python.
A low-level CSS parser and generator written in Python.
524
pygobject
Desktop
156
2026-05-13
Desktop
GUI Development
CLI & GUI
→
Python Bindings for GLib/GObject/GIO/GTK+ (GTK+3).
Python Bindings for GLib/GObject/GIO/GTK+ (GTK+3).
525
pyside
Desktop
119
2026-05-18
Desktop
GUI Development
CLI & GUI
→
Qt for Python offers the official Python bindings for
Qt , this is same as PyQt but it's the official binding with different licensing.
Qt for Python offers the official Python bindings for
Qt , this is same as PyQt but it's the official binding with different licensing.
526
KillPy
Environment Management
112
2026-05-17
Environment Management
Python Toolchain
→
Analyze, detect, and clean unused Python environments and pipx packages.
Analyze, detect, and clean unused Python environments and pipx packages.
527
logfmter
Logging
104
2026-03-26
Logging
DevOps
→
A standard library compatible logfmt formatter.
A standard library compatible logfmt formatter.
528
django-ai-plugins
Agent Skills
67
2026-05-15
Agent Skills
AI and Agents
AI & ML
→
Django backend agent skills for Django, DRF, Celery, and Django-specific code review.
Django backend agent skills for Django, DRF, Celery, and Django-specific code review.
529
beautifulsoup
HTML Manipulation
External
—
HTML Manipulation
Text & Documents
→
Providing Pythonic idioms for iterating, searching, and modifying HTML or XML.
Providing Pythonic idioms for iterating, searching, and modifying HTML or XML.
530
openpyxl
MS Office
External
—
MS Office
File Format Processing
Text & Documents
→
A library for reading and writing Excel 2010 xlsx/xlsm/xltx/xltm files.
A library for reading and writing Excel 2010 xlsx/xlsm/xltx/xltm files.
531
PyQt
Desktop
External
—
Desktop
GUI Development
CLI & GUI
→
Python bindings for the
Qt cross-platform application and UI framework.
Python bindings for the
Qt cross-platform application and UI framework.
532
reportlab
PDF
External
—
PDF
File Format Processing
Text & Documents
→
Allowing Rapid creation of rich PDF documents.
Allowing Rapid creation of rich PDF documents.
533
simpy
Simulation and Modeling
GitLab
—
Simulation and Modeling
Science
Data & Science
→
A process-based discrete-event simulation framework.
A process-based discrete-event simulation framework.