"Shields.io" matching MCP connectors:

Send and debug webhooks — applications, endpoints, messages, delivery attempts and replays.

Free agent-service discovery, OpenAPI document checks, and receipt verification. No API key needed.

always-seven MCP — wraps StupidAPIs (keyless — no credential needed)

ship-on-friday MCP — wraps StupidAPIs (keyless — no credential needed)

passive-aggression MCP — wraps StupidAPIs (keyless — no credential needed)

JSON Schema validation MCP.

chaos-index MCP — wraps StupidAPIs (keyless — no credential needed)

schrodingers-boolean MCP — wraps StupidAPIs (keyless — no credential needed)

npm MCP — wraps the npm Registry API (free, no auth)

JSONPlaceholder MCP — wraps JSONPlaceholder fake REST API (free, no auth)

corporate-apology MCP — wraps StupidAPIs (keyless — no credential needed)

victorian-complaint MCP — wraps StupidAPIs (keyless — no credential needed)

mercury-number MCP — wraps StupidAPIs (keyless — no credential needed)

excuse MCP — wraps StupidAPIs (keyless — no credential needed)

apology MCP — wraps StupidAPIs (keyless — no credential needed)

yc-rejection MCP — wraps StupidAPIs (keyless — no credential needed)

DummyJSON MCP.

the-committee MCP — wraps StupidAPIs (keyless — no credential needed)

httpbin MCP.

KeployAOAuth

io.github.keploy

End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.