Requests for PHP is a humble HTTP request library
OWASP Coraza WAF is a golang modsecurity compatible firewall library
An extensible PHP HTTP client
Async HTTP/1.1+2 client for PHP based on Amp
True object-oriented Java web framework without NULLs
HTTP checks & tests (private & public) monitoring
An HTTP library for Rust
WireMock.Net is a product for stubbing and mocking web HTTP responses
An image processing library written entirely in JavaScript for Node
An OOB interaction gathering server and client library
A Declarative HTTP Client for Python
Clojure HTTP server/client library with WebSocket support
A high-performance HTTP benchmarking tool
Fast and low latency asynchronous socket server & client C++ library
Event-driven, non-blocking I/O with PHP
Web framework in Rust
Nginx module for embedding Clojure or Java or Groovy programs
Fast lightweight HTTP service framework
A cross platform http sniffer with a web UI
A fast & flexible router