Best Registry AI Skills & MCP Servers

OpenTofu MCP Server for accessing the OpenTofu Registry

Search and retrieve researcher profiles, works, affiliations, funding, and peer review records from the ORCID registry via MCP. STDIO or Streamable HTTP.

Persistent memory for visual intelligence. MCP server for the Phototology registry: analyze photos with composable lenses, enrich files with EXIF/IPTC/XMP metadata, and look up cached results for free. Works with local files. Analyze once. Remember foreve

An Open, Structured, and Standard Registry for MCP Servers and Packages.

Design-system memory for coding agents — give Claude Code, Cursor, and Codex memory of your tokens, components, and Figma so they edit your app without breaking the design.

ClawHub.ai skill catalog MCP server — search, browse, download skills; publish/delete when authenticated

Find and filter RAG-capable MCP servers by meaning or keywords. Local stdio MCP bridge to the RAGMap subregistry (semantic search, filters, explainable scores).

0nORK — AI Orchestration Infrastructure. 1,640+ tools, 109 services, 5 patents pending. Official MCP Registry listed. UCP + .0n App Marketplace + Course Builder + Lead Magnet Loop + Agentic Automation Generator + SaaS Factory + App Builder + Website Build

Model Context Protocol (MCP) server bridging the zero-dependency pdfnative v1.2 library — generate PDFs (PDF/A-1b/2b/2u/3b), embed barcodes & QR codes, sign and **verify** PAdES documents (RSA / ECDSA P-256 CMS), render 18 scripts including emoji, build s

MCP server for managing MCP server registries — health checks, duplicate detection, and configuration portability

MCP server for ComfyUI — workflow execution, visualization, composition, registry, and skill generation

Shared MCP server building blocks for @us-all servers — token-efficient by design (category toggles, extractFields, search-tools meta, registry, runtime)

MCP server for browser automation using Playwright with profile management, page registry, and multi-browser support

MCP server for searching and getting up-to-date information about NPM, Cargo and NuGet packages.

Shared Zod schemas and TypeScript types for the mpak registry

Local MCP server for AgentCivics, the on-chain civil registry for AI agents on Sui. 30 tools for identity, memory, reputation, attestations, refusals. Full write surface (requires keypair); for read-only zero-install use https://agentcivics.ai/mcp.

Universal MCP server for Hex Core — runs on Claude Code, Cursor, Continue, Gemini CLI, ChatGPT Desktop, and Zed. 13 tools over the component registry. Thin transport shell — pure-function builders live in @hex-core/payload.

Search engine for agent commerce: find, rank, inspect, and call agent-usable APIs via MCP, plugins, skills, and TypeScript

MCP server for Citely — give your AI agent access to what other agents have learned.

MCP protocol server for NestJS with decorators, transports, guards, interceptors, and registry

The runtime behind FocusMCP — Registry + EventBus + Router composing MCP bricks on demand. Browser-compatible, zero-dep, TypeScript strict.

The control plane for your team's AI tools — share MCP servers, knowledge bases, and usage analytics across your engineering team

A2AL daemon — decentralized agent networking (local REST+MCP including fetch/tunnel endpoints)

Standalone MCP (Model Context Protocol) server - stdio/http/websocket transports, connection pooling, tool registry