API Development MCP Servers

Enhanced fork of [mcp-graphql](https://github.com/blurrah/mcp-graphql) with multi-endpoint support and LLM context optimization.

Alya Hub — stdio MCP client. Plug Alya into Cursor, Claude Desktop, Cline, Continue.

Unofficial CLI and MCP bridge for the mymind API (agents-first).

Enhanced MCP client with multi-tenant support and smart prompt handling. Fixed queue mode compatibility and node loading issues. Built on

MCP server that installs other MCP servers for you

NavHub MCP server — connect your bookmarks, notes, RSS, TTS, email and daily brief to any AI Agent

Auto-generate MCP tools from NestJS Swagger/OpenAPI specs

MCP server for Neutron - Lightning payments, Bitcoin, USDT, and fiat transactions for AI-powered applications

MCP server for running Postman collections with Newman

58-endpoint utility hub via x402 - web scraping, DNS, CVE, translation, PII detection, company intel. Pay per call on Base.

MCP server for AI-powered workflow error analysis across n8n, Make, Zapier, and 10+ automation platforms

Professional OpenAPI Explorer MCP server

MCP server for French real estate data (DVF) — 17M+ geocoded transactions via Normi API

An MCP server that exposes OpenAPI endpoints as resources

Invokes any OpenAPI through Model Context Protocol (MCP) server, supporting specification patches, custom authentication protocols, and

Obol MCP server — let any AI agent find, pay for, and call metered APIs in USDC on Arc.

Model Context Protocol (MCP) server for the OnPay API — query sales records and update shipping info from any MCP client.

OpenAPI MCP Server - Expose OpenAPI specs as MCP tools for AI assistants

MCP server for 33 tools across 30 federal data domains — courts, federal register, education, infrastructure, unclaimed property, entity

A powerful Model Context Protocol (MCP) server for analyzing OpenAPI specifications with Claude Desktop and other LLM clients

Exposes any OpenAPI 3.x REST API as MCP tools, one tool per endpoint, auto-discovered from the spec.