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Curated open-source AI projects with verified GitHub data and hands-on breakdowns.
code-review-graph parses your codebase into a knowledge graph with Tree-sitter and feeds AI assistants only the context they need over MCP. Across six real repos it saved 38-528x tokens, with each question burning roughly 93x fewer.
Agent-Reach (GitHub 61,391 stars, weekly #17): an open-source CLI letting AI agents read the whole web (Twitter/Reddit/YouTube/Xiaohongshu/Bilibili), zero API fees, MCP server, works with Claude Code/Cursor.
pi (GitHub 79,473 stars, weekly #9): a unified AI agent toolkit-unified LLM API + agent loop + TUI + coding CLI. Open-source MIT, model-swappable, alongside Claude Code/Codex/Aider.
This week's GitHub weekly #1 (+11,190 stars/week) is a free AI gateway: OmniRoute aggregates 290 providers (90+ free) into one local endpoint, with 33 coding agents (Claude Code/Cursor/Cline) zero-config; 4-tier auto-fallback + 12-engine compression saving 89% tokens, ~1.53B free tokens/month. Three-minute setup, pitfalls and compliance risks.
63,984 GitHub stars, an out-of-the-box local RAG app. Multi-document ingestion (PDF / Word / web / CSV) + multi-model (incl. local Ollama) + multi-user workspaces + built-in vector store; with a local model, data never leaves your machine. Desktop for individuals, Docker for teams.
107k GitHub stars, the hottest Python AI browser agent framework. #1 on the Odysseys 200 long-horizon web-task benchmark at 87.4%, ahead of OpenAI/Anthropic/Google/Microsoft. Vision-first route resists DOM changes, models are fully swappable (incl. local Ollama offline), with multi-step workflow orchestration and concurrent multi-tab-run "see-decide-act" in a few lines.
GitHub weekly #5 (30,945 stars). An AI orchestrator (ADE) for parallel multi-agent dev-fan one prompt across isolated git worktrees and merge the winner. Supports Claude Code/Codex/Cursor and 29+ CLI agents, desktop + mobile, MIT license.
GitHub weekly #10 (22.2k stars). An open-source Office suite purpose-built for AI agents-single binary, no Office install, a built-in HTML rendering engine lets AI "see" its output and self-correct, path-based addressing + 350+ function formula engine + MCP server integration.
GitHub hot (Trendshift-listed) Datawhale free Chinese tutorial. AI Native Agent principles (ReAct/Plan-Solve/Reflection code implementation) + self-built framework HelloAgents + context engineering/Memory/Agentic RL + real projects. From "using tools" to "building tools."
GitHub hot personal trading agent framework. Shadow Account simulated trading + multi-broker (yfinance/CCXT/akshare/MT5 etc.) + backtest + alpha bench + memory lifecycle + MCP server. Complements TradingAgents (decision vs execution/backtest).