5 Open Source Repos That Make Claude Code UNSTOPPABLE (March 2026)

A curated overview of five recently released open-source GitHub repositories that extend Claude Code's capabilities. The five repos covered are: (1) Auto Research by Karpathy — an automated self-improvement loop for ML tasks using iterative scoring and code edits; (2) OpenSpace — an MCP-based system that tracks and auto-improves AI skills, claiming 46% token reduction; (3) CLI Anything — converts open-source projects into Claude Code-compatible CLI tools; (4) Claude Peers — enables multiple Claude Code sessions to communicate via SQLite and MCP; and (5) Google Workspace CLI — gives Claude Code access to Google suite tools with prompt injection safeguards via Google's Model Armor.