Microsoft project for cloud-based client-server communication
Eclipse Jetty - Web Container & Clients - supports HTTP/2, HTTP
Upload files via DDP or HTTP to Meteor server FS
WireMock.Net is a product for stubbing and mocking web HTTP responses
The most advanced tool for HTTP API
An OOB interaction gathering server and client library
C++ parallel computing and asynchronous networking engine
An Open Source "product catalogue" that is customizable and versatile.
Generate custom HTTP responses, the simpler way to test your services
Fast Parallel Async HTTP/SSH/TCP/UDP/Ping Client Java Library