Browser addons — Google Chrome extensions

Apic – Complete API solution

APIC provides an end to end solution for APIs staring from design to documentation to testing. With a simplistic UI for Designing APIs and a feature rich platform for testing them, APIC provides a common platform for your designers, developers and testers.

API helps you to
– Design APIs
– Test APIs
– Test Web Sockets
– Auto generate API documentation

And you can test Websockets too including STOMP & Socket.io