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