Best open-source Python projects

Open-source automated time tracker that records active apps, window titles, browser tabs and AFK status, storing all data locally under your control.

Free, open source Python crypto trading bot supporting major exchanges, with backtesting, dry-run, FreqAI and Telegram/web UI control.

Open-source multi-agent LLM framework that simulates a trading firm, with analyst, researcher, trader and risk agents debating market decisions.

Run-and-benchmark record for serving DeepSeek-V4.1-Flash (552B MoE) across four NVIDIA DGX Sparks using TensorFold and vLLM, with launch scripts and measured results.

An open-source autonomous research agent that plans questions, gathers web and local sources, and writes cited reports with any LLM provider.

A Python web scraping library that uses LLMs and graph-based pipelines to extract structured data from websites and local documents based on a text prompt.

Open-source Python data platform that connects financial and other data sources and exposes them to Python, Excel, AI agents and REST APIs.

A set of 23 custom plugins for hermes-agent covering autonomy, model routing, telemetry, cost control, memory and inter-agent messaging.

A self-improvement add-on for Hermes Agent that analyzes session failures, patches weak skills, runs GEPA evolution, and reports progress.

Lightweight zipvoice-based TTS model for voice cloning and 48kHz speech generation, running at over 150x realtime on GPU.

A Model Context Protocol server that connects Google Search Console data to AI assistants like Claude, Cursor and Codex for natural-language SEO analysis.

An AI agent skill that researches a topic across Reddit, X, YouTube, Hacker News, Polymarket and the web, then writes a grounded brief from the last 30 days.

A Claude Code skill that produces motion design videos from HTML, Playwright and ffmpeg, with no After Effects or Remotion license needed.

A collection of Claude Code skills and plugins teaching Claude about Three.js, GSAP, React Three Fiber, Framer Motion, Babylon.js and other web 3D and animation tools.

Self-hosted IPTV channel editor and subscription server for managing M3U and TXT playlists, logos, EPG and short subscription URLs.

Self-hosted Chinese A-share data lake in Parquet with 55 daily-updated datasets, point-in-time semantics, and a read-only MCP server for AI agents.

An MCP server that gives coding agents IDE-level symbol search, semantic editing and refactoring over a codebase.

A Python testing framework that makes it easy to write small tests and scales to complex functional testing for applications and libraries.

Open-source 5B-parameter text-to-image diffusion model focused on accurate text rendering, JSON layout control, and fine-tuning.

A marketplace of 94 plugins, 202 agents, 185 skills and 105 commands for Claude Code, Codex CLI, Cursor, OpenCode, Copilot, Antigravity and Pi.