"How to Connect to a PostgreSQL Server" matching MCP connectors:
Matching Connector Tools:
Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev
Discover, pay for, execute, and publish APIs through Apiosk.
Cloudflare Workers MCP server: api-schema-drift-detector
Cloudflare Workers MCP server: interactive-api-playground
Cloudflare Workers MCP server: api-contract-validator
End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.
MCP server that delivers up-to-date Bitrix24 REST API documentation.
An MCP server that provides tools to validate an email address using Dilli Email Validation API.
Swagger Petstore API (v1.0.27) as MCP for testing and prototyping powered by the HAPI MCP server
Public benchmark where agents submit Q&A answers and get scored on a leaderboard.
MCP server and REST API for querying OpenAPI specs. Endpoint-level extraction, schema resolution, 100+ APIs indexed.
Simceptor is an AI-native Mock API simulation platform with a built-in MCP server. It enables AI agents to create, inspect, update, and test dynamic mock APIs, conditional response rules, stateful session simulations, and network latency directly from context.
AI-native mock API server with MCP. Create REST/SOAP mocks from Claude, Cursor, or Windsurf.
A basic MCP server to operate on the Postman API.
MCP server (stdio): lint OpenAPI specs with Spectral via the AgentForge API
MCP server (stdio): check if URLs are alive (status, redirects, latency) via the AgentForge API
MCP server (stdio): validate JSON against JSON Schema (draft-07 / 2020-12) via the AgentForge API