Open Source

CLI-Anything

Makes all software agent-native, letting CLI tools plug into AI agent workflows.

ECC

Agent harness performance optimization system for Claude Code, Codex, Cursor and more.

scientific-agent-skills

Turns any AI agent into an AI Scientist with 177 science skills and 100+ databases.

claude-plugins-official

Anthropic's official directory of high-quality Claude Code plugins for developers.

cursor/plugins

Cursor plugin spec and official plugins for popular developer tools.

MadsLorentzen/ai-job-search

AI job application framework built on Claude Code that evaluates postings, tailors CVs, writes cover letters and preps interviews.

xerj-org/xerj

New way for AI to search data, auto-indexing with 40x fewer tokens.

lightseekorg/tokenspeed

TokenSpeed is a speed-of-light LLM inference engine.

mksglu/context-mode

Context window optimization for AI coding agents, sandboxing tool output.

ruvnet/ruflo

Agent harness for deploying multi-agent swarms and autonomous workflows.

obra/superpowers

An agentic skills framework and software development methodology.

JuliusBrussee/caveman

Caveman-talk skill and proxy that cuts 65% of coding agent tokens.

morluto/rea

Reverse engineer binaries and apps with agents via one MCP.

pentagi

A fully autonomous AI agent system performing complex penetration testing tasks.

iFixAi

Independently audit AI agents in under 120 seconds to check they do what they should.