20,069 servers
Ra Pay
Ra-Pay-AI/rapay
Send fiat payments via MCP with two-step confirmation and Stripe Connect.
Rabbit
lazogio/rabbit-mcp
Contract-first MCP server for RabbitMQ: one typed tool per message contract, safe error recovery.
Rackspace Spot
rackspace-spot/spot-mcp
Manage Rackspace Spot Kubernetes Cloudspaces, node pools, and VMs from your AI assistant.
RacterMX
racter-ciso/ractermx-mcp
Manage RacterMX email forwarding — domains, aliases, webhooks, and more — via AI.
Radar
pipeworx-io/mcp-radar
Radar MCP — wraps the Radar Geocoding / Search API (radar.com)
RAG Knowledge
CSOAI-ORG/rag-knowledge-mcp
Rag Knowledge MCP Server by MEOK AI Labs
RAG Knowledge Graph
CSOAI-ORG/rag-knowledge-graph-mcp
Rag Knowledge Graph MCP Server by MEOK AI Labs
Rakuten Japan
atushi1841/rakuten-japan-mcp
Search Rakuten Ichiba products and rankings via official Rakuten APIs.
Ralph Wiggum Loop
sheldonrobinson/ralph-wiggum-loop
Autonomous iterative AI development MCP server with spec-driven worker/reviewer SHIP/REVISE loops.
Ramaris App
ramaris-app/mcp-server
On-chain wallet analytics and trading strategies on Base for AI assistants
Rancher
asklokesh/rancher-mcp-server
MCP server for Rancher API integration
Random Tables
pipeworx-io/mcp-random-tables
random-tables — Pipeworx original composable random tables for tabletop and narrative play…
Randomuser
pipeworx-io/mcp-randomuser
Random User MCP — wraps randomuser.me (free, no auth)
RankCLI
integrallis/rankcli
Free, local SEO + GEO audits for AI assistants - no signup, nothing leaves your machine.
Rankedtoday
RyanKramer/rankedtoday-mcp
League of Legends math for AI agents: MMR estimation, climb projections, KDA, hours. No API key.
Rankgoat CLI
madrzak/rankgoat-cli
SEO for AI agents: plan content, publish posts, earn dofollow backlinks, track Domain Rating.
RankJot
epolat/rankjot-mcp
Real Google rankings as a tool: where a domain ranks for a keyword, plus the top 10 organic results.
Rankrat
psyb0t/rankrat
Self-hosted MCP for owned-site SEO, search analytics, indexing, monitoring, and safe remediation.
Raportagent
raportagent/raportagent-mcp
Sourced market and compliance research for Claude Desktop, Claude Code and Cursor.
Raptor Studio
openpowershift/RaptorStudio
Build, validate and simulate reliability block diagrams (RAM analysis) from an AI assistant.
Ratchet
suhui-organization/ratchet
Read-only tools to inspect your agent setup: list MCP servers, flag unpinned ones, test a policy.
Raw SQL
KifoPL/RawSqlMcp
Execute raw SQL queries against SQL Server, SQLite, PostgreSQL, MySQL, and MariaDB.
Rawg
pipeworx-io/mcp-rawg
RAWG MCP — wraps the RAWG video games database API (rawg.io)
RAWThink
ygtalp/rawthink-mcp
Persistent memory for AI thinking partnerships: hybrid search and a temporal knowledge graph.
Ray notifications
gege-mn/ray-mcp
Send email, push, Slack, Discord, Telegram and webhook notifications and manage templates with Ray.
Rba
Bigred97/rba-mcp
Query the RBA in plain English — cash rate, FX, lending and deposit rates.
RCA
dave1362/rca-mcp-connector
Causal root-cause analysis MCP server -- 56 tools across graphs, RCA models, PyRCA.
Rcs Agent Mvp
dwixom/rcs-agent-mvp
Send RCS messages from your agent and get typed replies. Automatic SMS fallback.
RCS Campaigns
RethinkLedgers/rcs-templates
Send RCS & SMS campaigns: templates, audiences, surveys, inbox replies, delivery webhooks.
rdrop for Raindrop.io
KingPsychopath/raindrop-cli
Search Raindrop.io bookmarks and review tag and collection plans. Read-only MCP by default.
REA
morluto/rea
Reverse engineer anything from your terminal or agent with one CLI and MCP server.
Reactome
pipeworx-io/mcp-reactome
Reactome MCP — open biological pathway knowledge-base.
Readdown
zcag/readdown-mcp
Convert web pages to clean, LLM-optimized Markdown. No browser needed.
Readme Generator AI
CSOAI-ORG/readme-generator-ai-mcp
Readme Generator Ai MCP Server by MEOK AI Labs
Readmeaudit
CloudCorpRecords/readmeaudit
README drift auditor: documented names and flags checked against the actual package.
Readmine
vfa-khuongdv/mcp_readmine
MCP server for Redmine API integration with AI agents.
Real Fake Data
przeslijmi/real-fake-data-mcp
Realistic synthetic test data — valid PESELs, NIPs, IBANs, addresses, people across 27 EU countries.
Realestate
pipeworx-io/mcp-realestate
Real Estate Japan MCP — actual residential/commercial transaction prices and agreed (contract)…
Realestateapi
pipeworx-io/mcp-realestateapi
RealEstateAPI MCP — property search, detail, and skip-trace (realestateapi.com)
Realssh
danielecr/realssh-mcp
MCP server for SSH remote command execution
Realtime Exchange Rate
cahthuranag/realtime-exchange-rate-mcp
Real-time currency exchange rates, historical data, and multi-currency lookups for MCP clients.
Reasonbook
kneelinghorse/reasonbook
Reasonbook: decisions that survive the session, in a local record AI agents keep.
Recap
pipeworx-io/mcp-recap
RECAP — the actual documents filed in US federal court cases.
Receipt
ecstatica/ggbank-receipt
Ed25519 receipts over work artifacts: issue and verify offline, no account, no chain, no network.
Recipe
blaideinc/recipe-mcp
Generate and remix recipes using cookwith.co
Recipe Finder AI
CSOAI-ORG/recipe-finder-ai-mcp
Recipe Finder Ai MCP Server by MEOK AI Labs
Recipes
getstub/recipes
Verify what an AI agent did for someone, and what commercial influence the operator disclosed.
Recipes
pipeworx-io/mcp-recipes
Recipes MCP — wraps TheMealDB API (free tier, no auth)