Best open-source Python projects

A feature-rich command-line tool for downloading audio and video from thousands of websites, forked from youtube-dl.

A public collection of Agent Skills: instruction folders with scripts and resources that Claude loads to handle specialized tasks.

A CLI and skill set that gives AI agents read and search access to Twitter, Reddit, YouTube, GitHub, Bilibili, XiaoHongShu and other sites, with automatic backend selection.

Open-source Python web crawler that turns any website into clean, LLM-ready Markdown for RAG, AI agents and data pipelines.

YuE2 is an open music generation model that writes an editable melody-and-chord score from lyrics and a style prompt, then renders it as a full song with vocals.

MCP server giving AI assistants like Claude, ChatGPT and Cursor access to market data, technical analysis, screeners and backtesting across stocks, crypto and forex.

Desktop YouTube downloader with a PySide6 interface, built on yt-dlp for video, audio, subtitle and metadata downloads.

An AI agent skill that turns SRT subtitle files into hand-drawn whiteboard videos, drawing elements in narrative order on warm beige paper.

A Codex, WorkBuddy and Doubao plugin that lets an AI assistant operate a real iPhone over USB via WebDriverAgent, with a live screen sidebar.

Skill-based recipe kit for generating NSFW and pose-controlled images with Qwen-Image 2.1 in ComfyUI, with a 136-pose 3D mannequin library.

An agent skill that designs AI-generated motion and wires it to scroll, mouse, drag, touch, or device orientation on web pages.

A Claude/Codex-style agent skill that turns a topic into a stickman animation storyboard, with video prompts for Google Flow and voice and sound cues.

A Python animation engine that uses Manim CE's API for 2D and 3D math videos, rendered on a Rust and wgpu GPU core.

A daily radar that spots new AI model, product and repo names on X, Hugging Face, GitHub and sitemaps, and builds a keyword table for them.

ASPIRE is a research framework where coding agents iteratively write and refine sensorimotor skills for robot manipulation tasks in simulation and on real robots.

A set of custom Grafana dashboards for analyzing Tesla vehicle data logged by a TeslaMate installation.

An Agent Skill that turns articles or old decks into editable native PowerPoint files, or restyles an existing .pptx to match a reference image.

Open-source 6B-parameter models that generate complete visual designs from text and split flattened design images into editable transparent layers.

Local-first manager for an adult video collection, with metadata scraping, deduplication, web playback and viewing stats.

Chrome extension plus local Python service that generates real-time English/Chinese translated captions for YouTube livestreams using Ollama.