Async Python 3.6+ web server/framework
Python HTTP library with thread-safe connection pooling
Lightweight service virtualization/ API simulation / API mocking tool
axios extensions lib, including throttle, cache, retry features etc.
A powerful server and network library, including coroutine
A high-performance HTTP benchmarking tool
True object-oriented Java web framework without NULLs
HTTP server mocking and expectations library for Node.js
Drill is an HTTP load testing application written in Rust
The most advanced tool for HTTP API
HTTP checks & tests (private & public) monitoring
Automatically mock your HTTP interactions to simplify testing
Network library for developing TCP/UDP/SSL/HTTP/WebSocket/MQTT client
End-to-end HTTP and REST API testing for Go
An OOB interaction gathering server and client library
Universal WHATWG Fetch API for Node, Browsers and React Native
Simple, but flexible HTTP client library, with support for backends
WireMock.Net is a product for stubbing and mocking web HTTP responses
Make writing Java http clients easier
C++ parallel computing and asynchronous networking engine
HTTP/TCP reverse tunnel solution through SSH remote port forwarding
Clojure HTTP server/client library with WebSocket support
Log outgoing HTTP requests in ruby
A simple and component-based microservice kit for go
Eclipse Jetty - Web Container & Clients - supports HTTP/2, HTTP