Metorial MCP Index - An ever growing list of open source MCP servers 📁 🎉

Cesium AI Integrations is a collection of reference integrations and experiments connecting the Cesium ecosystem with AI systems including Model Context Protocol (MCP) tools, retrieval pipelines, and agent skills.

A curated corpus of incidents, attack vectors, failure modes, and defensive tools for autonomous AI agents.

An open, curated collection of Agent Skills for scientific research — clone it, use it, extend it!

Multi-agent systems, memory, planning, reasoning loops

28 plugins and MCP servers for Claude Code — TDD, multi-agent orchestration, iterative refinement, binary RE, structured decisions. Install any skill in one command.

In-depth tutorials on LLMs, RAGs and real-world AI agent applications.

Your personal skill library for Claude Code. Organize, analyze, and search skills with built-in security analysis. Zero dependencies — clone and go.

Discover Exceptional MCP Servers

A curated list of 300+ tools, platforms, and resources for vibe coding and building software by talking to AI

A curated collection of top-tier penetration testing tools and productivity utilities across multiple domains. Join us to explore, contribute, and enhance your hacking toolkit!

🤖 Curated AI OSINT resources — Google dorks, Shodan queries, GitHub dorks, and techniques to discover exposed LLM endpoints, leaked AI API keys, misconfigured vector databases, and unprotected AI agents

A collection of projects showcasing RAG, agents, workflows, and other AI use cases

Learn AI and LLMs from scratch using free resources

Awesome list for AI agent harness engineering: tools, patterns, evals, memory, MCP, permissions, observability, and orchestration.

A curated collection of practical AI projects implementing OCR systems, RAG, AI agents, and other AI use cases.

Automated collection of Claude Code plugin adoption metrics across GitHub repositories using n8n workflows

Awesome Claude Code plugins — a curated list of slash commands, subagents, MCP servers, and hooks for Claude Code

Hermes Agent skills and plugins: 350+ tools, memory providers, and guides for Nous Research's agent.

🔌 A curated list of OSINT MCP servers. Pull requests are welcomed!

Curated list of LLM-driven trading agents, MCP servers, and agent skills for market research, strategy, and execution.

A Survey of Self-Evolving Agents | A curated list of resources (surveys, papers, benchmarks, and opensource projects) on Self-Evolving Agents.

An unappealing collection of Claude Skills and resources.

OKF (Open Knowledge Format) — curated catalog of tools, plugins, skills, proposals, and docs for agent-friendly knowledge. YAML-driven, agent-searchable, MCP-ready.