Get free HTTPS certificates forever from Let's Encrypt
HTTP web server index for Apache httpd, lighttpd and nginx
An HTTP inspector for Android & OkHTTP (like Charles but on device)
Lightweight service virtualization/ API simulation / API mocking tool
Powerful, enterprise-ready, open source web server w/ automatic HTTPS
Zenko CloudServer open-source Node.js implementation of S3 protocol
Make writing Java http clients easier
The Functional toolkit for Kotlin HTTP applications
Asynchronous HTTP client/server framework for asyncio and Python
Eclipse Jetty - Web Container & Clients - supports HTTP/2, HTTP
TCP/HTTP/UDP/QUIC client/server with Reactor over Netty
Hurl, run and test HTTP requests with plain text
Rust HTTP types
WireMock.Net is a product for stubbing and mocking web HTTP responses
Up to 100x Faster FastAPI. JSON-RPC with io_uring, SIMDJSON
Generate Swift client and server code from an OpenAPI document
A minimal, idiomatic Scala interface for HTTP
A high-performance HTTP benchmarking tool
C++ parallel computing and asynchronous networking engine
Clojure HTTP server/client library with WebSocket support
The most advanced tool for HTTP API
Network application framework for protocol servers and clients
An easy to install Apache distribution containing MySQL, PHP, and Perl
True object-oriented Java web framework without NULLs