anthropics / claude-plugins-official

Official, Anthropic-managed directory of high quality Claude Code Plugins.

vxcontrol / pentagi

Fully autonomous AI Agents system capable of performing complex penetration testing tasks

headroomlabs-ai / headroom

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

EpicGames / unreal-engine-skills-for-claude-code-plugin

Claude Code plugin that drives the Unreal Editor over MCP, exposing hundreds of tools across 30+ toolsets via ToolsetRegistry.

wshobson / agents

Multi-harness agentic plugin marketplace for Claude Code, Codex, Cursor, OpenCode, GitHub Copilot, Google Antigravity, and Pi

BerriAI / litellm

The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails, load balancing, and logging [Bedrock, Azure, OpenAI, Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM]

CoplayDev / unity-mcp

Unity MCP acts as a bridge between AI assistants and your Unity Editor. Give your LLM tools to manage assets, control scenes, edit scripts, and automate tasks within Unity.

strands-agents / harness-sdk

Build an agent harness and control it end-to-end. Open-source SDK for production AI agents in Python & TypeScript - any model, any cloud.