API Integration

Wrappers around third-party REST, GraphQL, and webhook APIs — Stripe, Twilio, SendGrid, GitHub, and similar services.

OAuth misconfiguration · token exposure · SSRF
5,274Total Servers
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RF Tools

Provides 203 RF and electronics calculators plus 13 server-side simulation tools from rftools.io for engineering calculations and analysis.

by antonpogrebenko-public

TypeScript1
RGB Lightning Node

Integrates with RGB Lightning Node APIs to provide Bitcoin Layer 2 asset management, Lightning Network operations, on-chain transactions, and asset swaps with comprehensive error handling and authentication.

TypeScript1
@rhinosaas/rebillia-mcp-server

MCP server for the Rebillia subscription billing API

by martin.sznaper.rebillia

TypeScript
rhodecode-mcp-server

MCP Server para interactuar con RhodeCode API - Gestión de repositorios y Pull Requests

Python
rhombus-node-mcp

MCP server for Rhombus API

by rhombusjeremy

TypeScript
@r-huijts/strava-mcp-server

MCP server for Strava API

by r-huijts

TypeScript282
@richard-stovall/opnsense-mcp-server

Modular MCP server for OPNsense firewall management - 88 tools providing access to 2000+ methods

by richard-stovall

TypeScript
Rideshare Comparison

Compare Uber and Lyft prices for any route with surge detection and booking links.

by wmarceau

Python0
RideWithGPS

Integrates with RideWithGPS API to retrieve cycling routes, trips, events, and performance metrics including speed, elevation, heart rate, power, and cadence data for fitness tracking and route planning applications.

6
Rierino

Enables organizations to expose existing APIs, event processing, or CDC flows as MCP tools while maintaining security policies and user roles through configurable middleware or custom server implementations.

0
Rigol DHO824 Oscilloscope

Control and query Rigol DHO824 oscilloscope for waveform capture and measurements

by aimoda

Python0
Rijksmuseum Amsterdam

Integrates with the Rijksmuseum API to enable artwork search, detailed information retrieval, and high-resolution image access for art research and cultural exploration.

65
Riksdag & Regering MCP

Svenska Riksdagens och Regeringskansliets öppna data - 27 verktyg för politik, dokument och analys

by KSAklfszf921

TypeScript
Rime Text-to-Speech

Text-to-speech server that converts text into spoken audio through Rime's API, streaming with optimized buffering for minimal latency between generation and playback.

TypeScript28
Risky Business AI

Integrates with GitHub, NIST NVD, and CISA's Known Exploited Vulnerabilities catalog to automate CVE exploitability assessment by searching for proof-of-concept exploits, retrieving official vulnerability details with CVSS scores, and cross-referencing against actively exploited vulnerabilities for threat intelligence and security prioritization.

4
RivalSearchMCP

Deep Research & Competitor Analysis MCP for Claude & Cursor. No API Keys. Features: Web Search, Social Media (Reddit/HN), Trends & OCR.

by damionrashford

Python56
Riza

Provides a secure bridge between LLMs and Riza's isolated code interpreter API, enabling writing, saving, editing, and executing code safely in a sandboxed environment with persistent tool management across conversations.

TypeScript13
@roarkanalytics/sdk-mcp

The official MCP Server for the Roark API

by roarkeng

TypeScript
robinhood-mcp-server

The Robinhood MCP Server provides a comprehensive interface to the Robinhood Crypto API. This server handles authentication, account management, market data retrieval, and trading operations through both REST API and WebSocket interfaces.

by rohitsingh-iitd

Python30
@robinmordasiewicz/f5xc-api-mcp

F5 Distributed Cloud API MCP Server - Exposes F5XC APIs to AI assistants via Model Context Protocol

by robinmordasiewicz

TypeScript
Roblox Docs

Provides access to Roblox's development ecosystem including API documentation, FastFlags, Open Cloud REST API, Luau language docs, and DevForum discussions with automatic syncing from official sources and multi-language support.

2
Robot Resources Router

Intelligent LLM routing proxy — 60-90% cost savings by auto-selecting the cheapest model

by robot-resources

TypeScript
@rodzio/mcp-server

Rodz API MCP server for Claude

by rodzio

TypeScript
@rokealvo/jira-mcp

JIRA MCP Server

by rokealvo

TypeScript
@rokrokss/mcp-gitlab

MCP server for using the GitLab API

by rokrokss

TypeScript