"A server for creating MCP (Model Context Protocol) servers" matching MCP connectors:
Matching Connector Tools:
Conformance checker for MCP servers. Free, no key, verdicts recomputable and re-measured daily.
Detect breaking changes, generate changelogs, diff, and validate OpenAPI specs.
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
Point Gecko at an OpenAPI spec; get first-call-correct, auth-hidden agent tools.
MCP tool observatory: do registry servers answer, and are their answers true? No key.
Your DRF API as MCP tools — 1,800 endpoints become 16 dispatchers, permissioned by Django.
Apideck Unified API MCP — 330 tools across 200+ SaaS connectors (accounting, CRM, HRIS, ATS).
A webhook inbox for agents: one call returns a live URL. Mock, verify, inspect and replay.
Deterministic JSON checks with signed evidence and x402-paid execution
ship-on-friday MCP — wraps StupidAPIs (requires X-API-Key)
Deploy production REST APIs from JSON schemas in seconds. Manage projects, schemas, and deployments.
Discover, pay for, execute, and publish APIs through Apiosk.
schrodingers-boolean MCP — wraps StupidAPIs (requires X-API-Key)
Check an MCP endpoint resolves: liveness, live tool list, schema drift. Free.
passive-aggression MCP — wraps StupidAPIs (requires X-API-Key)