API Integration
| Server | Language | Stars | Downloads |
|---|---|---|---|
| randomuser Random User MCP — wraps randomuser.me (free, no auth) | — | — | — |
| @ranger-testing/playwright A high-level API to automate web browsers with Ranger MCP server | TypeScript | — | — |
| Ra Pay Send fiat payments via MCP with two-step confirmation and Stripe Connect. | TypeScript | — | — |
| rapid7-docs-mcp MCP to retrieve Rapid7 docs, website and extensions info. | TypeScript | 0 | — |
| rapid7-mcp-server MCP server wrapping the Rapid7 InsightOps REST API (EU region) for log search and analysis | Python | — | — |
| rapidocr-mcp-server RapidOCR MCP Server for OCR processing | Python | — | — |
| RASON Build, solve, and analyze RASON optimization, simulation, data science, and decision models | TypeScript | — | — |
| RationalBloks Deploy production REST APIs from JSON schemas in seconds. Manage projects, schemas, and deployments. | Python | — | — |
| Ravelry Connects to the Ravelry API for knitting and crochet pattern discovery, enabling users to search patterns and retrieve detailed information without leaving their conversation interface. | — | 2 | — |
| Raygun Investigate errors, track deployments, analyze performance, and manage application monitoring | — | — | — |
| Razz Games Play provably fair games with real SOL wagering from any AI agent | TypeScript | — | — |
| Rdap RDAP — Registration Data Access Protocol (domains, IPs, ASNs) via IANA bootstrap | — | — | — |
| Reactive Resume Integrates with the Reactive Resume API for creating, editing, and managing professional resumes with schema-validated data manipulation. | — | 6 | — |
| ReActMCP ReActMCP is a reactive MCP client that empowers AI assistants to instantly respond with real-time, Markdown-formatted web search insights powered by the Exa API. | Python | 143 | — |
| reactuse 115+ production-ready React Hooks for sensors, UI, state & browser APIs. Tree-shakable, SSR-safe, TypeScript-first. Used by Shopee, PDD & Ctrip. Inspired by VueUse. | MDX | 1.0k | — |
| Ready APIs 121 MCP tools: geo, email, phone, company, DNS, FX, equities, weather, tax, econ, intel — one key. | — | — | — |
| RealityCents — Hawaii Mortgage & VA Loan Expertise Hawaii mortgage & VA loan expertise for Honolulu. 2026 loan limits, condo rules, FAQ. | — | — | — |
| Realmint Agent-native scoring, search and routing for tokenized real-world assets across multi-chain. | — | — | — |
| Real Real Genuine Agent-native fashion marketplace. Browse, design, purchase NFTs, launch brands on Base. | — | — | — |
| realtimex-web-scraping-mcp-server A Model Context Protocol (MCP) server for web scraping using Crawl4AI | Python | — | — |
| realtimex-web-search-mcp-server MCP server for web search operations - provides utility tools for performing web searches via APIs with multiple provider support | Python | — | — |
| reaper-apidocs-mcp MCP server for REAPER ReaScript API documentation - search and browse REAPER API functions with AI assistants | TypeScript | 0 | — |
| @rebilliaai/mcp-server MCP server for the Rebillia subscription billing API | TypeScript | — | — |
| Rebrickable LEGO catalog: sets, parts, minifigs, themes, colors via Rebrickable. Free key required. | — | — | — |
| RecallMax-Neural Semantic context compression and cognitive memory layer for LLM swarms. | — | — | — |