MCP server directory

61415 public MCP servers from the official MCP Registry (26898 from verified domains, 34517 community). Search, filter, copy a setup snippet. Nothing here is installed by cosmic-mcp.

Community listing. Not installed or verified by cosmic-mcp. Check the source before you run anything.

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Showing 5581 to 5610 of 12133

• RGB tuple shape

  io.github.sadri-dridi/color-rgb-ok

  RGB tuple shape

  Community remotestreamable-http other

• RGX — Snap Router + RyRank + Pricing-Truth

  io.github.trigeochiral/rgx

  Tool selection, Cohere-compatible reranking, and on-chain pricing-truth for agents

  Community pypistdio other

• RIPEMD hex length, input discarded

  io.github.sadri-dridi/ripemd-len

  RIPEMD hex length, input discarded

  Community remotestreamable-http other

• RIPEMD-160 hex length, input discarded

  io.github.sadri-dridi/ripemd160

  RIPEMD-160 hex length, input discarded

  Community remotestreamable-http other

• RIS tag count, body discarded

  io.github.sadri-dridi/ris-ok

  RIS tag count, body discarded

  Community remotestreamable-http other

• RIVET / AliEV EV Charging Site Intelligence

  io.github.jgaethle10/aliev

  Start with analyze_ev_site(address) for a free, source-backed EV charging opportunity screen.

  Community remotestreamable-http other

• RNWY Trust Intelligence

  io.github.rnwy/mcp

  Check if an AI agent is trustworthy. Sybil detection, signed attestations, 150,000+ agents. Free.

  Community remotestreamable-http other

• ROOT MCP Server

  io.github.omazapa/root-mcp

  ROOT-based MCP server exposing root_python and root_cpp tools (stdio transport).

  Community ocistdio other

• ROT13 encode, input discarded

  io.github.sadri-dridi/rot13-ok

  ROT13 encode, input discarded

  Community remotestreamable-http other

• ROT47 charset transform length, input discarded

  io.github.sadri-dridi/rot47-ok

  ROT47 charset transform length, input discarded

  Community remotestreamable-http other

• ROT5 digit transform length, input discarded

  io.github.sadri-dridi/rot5-ok

  ROT5 digit transform length, input discarded

  Community remotestreamable-http other

• RPG Maker MV Ultimate MCP

  io.github.DiegoLopez0208/rpgmaker-mv-ultimate

  RPG Maker MV Ultimate: AI copilot to generate, edit and understand RPG Maker MV projects (MCP)

  Community npmstdio other

• RPM to hertz, number discarded

  io.github.sadri-dridi/rpm-hz

  RPM to hertz, number discarded

  Community remotestreamable-http other

• RPM to rad/s, number discarded

  io.github.sadri-dridi/rpm-rad

  RPM to rad/s, number discarded

  Community remotestreamable-http other

• RSS/Atom link rel count, markup discarded

  io.github.sadri-dridi/feed-link-n

  RSS/Atom link rel count, markup discarded

  Community remotestreamable-http other

• RTBlint

  io.github.aleksUIX/rtblint

  Validate OpenRTB bid requests and responses against IAB specs. ARTF, Rust core.

  Community remotestreamable-http other

• RTF header check, body discarded

  io.github.sadri-dridi/rtf-ok

  RTF header check, body discarded

  Community remotestreamable-http other

• RackArchitect MCP

  io.github.itAlex240/rack-architect-mcp

  Hosted Remote MCP & 3D/2D Rack-as-Code planner, 5-stage validator, CAD SVG/BOM & STL generator.

  Community remotestreamable-http other

• Rail

  io.github.tstockham96/rail-mcp

  Budgets, propose-then-approve, and receipts for agents that buy for a human. Dry-run by default.

  Community npmstdio other

• Rails AI Context

  io.github.crisnahine/rails-ai-context

  35 MCP tools give AI agents live Rails schema, routes, models, and conventions.

  Community other

• Raily

  io.github.railyai/raily

  Raily personal-agent MCP with scoped reads and approved actions.

  Community remotestreamable-http other

• Rajasthan Khasra Parcels (Bhu Naksha · Rajdharaa)

  io.github.BumiAtlas/rajasthan-khasra-parcels

  Rajasthan khasra parcels from Rajdharaa by coordinates or khasra number in a village.

  Community remotestreamable-http other

• Ralph Wiggum Loop

  io.github.sheldonrobinson/ralph-wiggum-loop

  Autonomous iterative AI development MCP server with spec-driven worker/reviewer SHIP/REVISE loops.

  Community other

• Random Tables

  io.github.pipeworx-io/random-tables

  random-tables — Pipeworx original composable random tables for tabletop and narrative play…

  Community npmremotestdio other

• Random UUID v4

  io.github.sadri-dridi/uuid-v4

  Random UUID v4

  Community remotestreamable-http other

• Randomuser

  io.github.pipeworx-io/randomuser

  Random User MCP — wraps randomuser.me (free, no auth)

  Community npmremotestdio other

• Range bytes start-end shape, value discarded

  io.github.sadri-dridi/range-bytes

  Range bytes start-end shape, value discarded

  Community remotestreamable-http other

• Range header shape

  io.github.sadri-dridi/range-ok

  Range header shape

  Community remotestreamable-http other

• Ranger

  io.github.alexvesely18-dot/ranger

  Live US campground availability, wildfire and river conditions, and trails on public land.

  Community remotestreamable-http other

• Rankine to kelvin, number discarded

  io.github.sadri-dridi/r-k

  Rankine to kelvin, number discarded

  Community remotestreamable-http other

Source: the official MCP Registry (registry.modelcontextprotocol.io), refreshed daily, plus public GitHub data. "Verified domain" means the publisher proved the namespace's domain to the registry; it is not a review. Machine-readable: /v1/directory/servers.