The definitive list that answers "I want to do X in Python, which tool should I use?"
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Repository Index
70,234 visible repositories in the index
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Open-source Python library for AI browser agents, plus Browser Use Cloud: stealth browsers and a hosted agent API.
Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.
A curated list of awesome Machine Learning frameworks, libraries and software.
Rich is a Python library for rich text and beautiful formatting in the terminal.
- python
- python3
- python-library
- terminal
Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 250,000+ scientists worldwide. 177 ready-to-use validated skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.
- ai-scientist
- bioinformatics
- chemoinformatics
- claude
A simple, yet elegant, HTTP library.
- python
- http
- forhumans
- requests
Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more
- data-analysis
- pandas
- flexible
- alignment
2,955+ reusable AI agent skills for Claude Code, Codex, Cursor and Gemini CLI. AAS Core adds local catalog discovery, agent-owned selection and plan preview. CLI, MCP and plugins.
- agentic-skills
- ai-agents
- antigravity
- claude-code
A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java / Rust
Ray is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.
DeepSpeed is a deep learning optimization library that makes distributed training and inference easy, efficient, and effective.
A Python library for extracting structured information from unstructured text using LLMs with precise source grounding and interactive visualization.
Non-autoregressive System 1 decision engine. Typed choice, score and yes/no decisions over any text in a single forward pass, in 100+ languages, with a router that picks the right checkpoint per request.
- calibration
- classification
- decision-model
- huggingface
💫 Industrial-strength Natural Language Processing (NLP) in Python
The official Python library for the OpenAI API
- openai
- python
A curated list of insanely awesome libraries, packages and resources for Quants (Quantitative Finance)
🤗 smolagents: a barebones library for agents that think in code.
Distributed Task Queue (development branch)
- python
- task-manager
- task-scheduler
- task-runner
Deezer source separation library including pretrained models.
- deezer
- python
- tensorflow
- audio-processing
Python Fire is a library for automatically generating command line interfaces (CLIs) from absolutely any Python object.
- python
- cli
Graph Neural Network Library for PyTorch
- pytorch
- geometric-deep-learning
- graph-neural-networks
- deep-learning
Python Backtesting library for trading strategies
- python
- trading
- backtesting
- metaclass
A Lightweight Face Recognition and Facial Attribute Analysis (Age, Gender, Emotion and Race) Library for Python
- face-recognition
- vgg-face
- facenet
- openface