The best-benchmarked open-source AI memory system. And it's free.
Sage Mode for F# development — REPL with solution or project loading, Live Testing for FREE, Hot Reload, and session management.
OfficeCLI is the first and best Office suite purpose-built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files. Free, open-source, single binary, no Office installation required.

Free, open-source desktop manager for AI Agent Skills. Write a skill once, sync it to 32 AI coding tools (Claude Code, Codex, Cursor, Gemini CLI, and more) via symlinks. Local-first, MIT licensed. macOS, Windows, Linux.
PDF extraction that audits its own output — and certifies any other extractor's, catching pages they silently dropped. Verify signed manifests offline: free, MIT, no account. 0.903 on opendataloader-bench, #2 of 8 engines. 7-tool MCP server.