Top PYTHON GitHub Repositories & Tools (2026)

Beautifier for javascript

Apache Beam is a unified programming model for Batch and Streaming data processing.

Build an agent harness and control it end-to-end. Open-source SDK for production AI agents in Python & TypeScript - any model, any cloud.

🧱 easy fast branchable microVM runtime and library for any workload

The source code that powers readthedocs.org

A fast PostgreSQL Database Client Library for Python/asyncio.

Open Source Inventory Management System

Fine-tune LLMs from one YAML. Layer streaming trains an 8B model on a 4 GB laptop GPU.

The Enterprise-Grade Multi-Agent Orchestration Framework. Website: https://swarms.ai

Codebase intelligence for AI and humans: code health scores, auto-generated docs, git analytics, dead code detection, and architectural decisions via MCP.

A free, online learning platform to make quality education accessible for all.

the portable Python dataframe library

A flexible, high-performance serving system for machine learning models

Web based localization tool with tight version control integration.

Python tools for geographic data

Virtual Python Environment builder

MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.

Command line interface to the freedesktop.org trashcan.

The Python Package Index

A build system and monorepo management tool for the web ecosystem, written in Rust.