An evented http server built on top of eventmachine
Test::Fake::HTTPD is a fake HTTP server module for testing.
Ruby/Rack Git Smart-HTTP Server Handler
0W-httpd is lightweight http server, that supports different
enchancements, such as kqueue and sendfile for operations.
0W-httpd runs as a single process.
AnyEvent HTTP server for PSGI (like Thin).
Drood is a lightweight, partially-compliant HTTP/1.1 server, intended as an
alternative to more complex web servers for websites where the server
requirements are simple. Drood supports IPv4/IPv6, name-based virtual
hosting, SCGI, and WebSockets.
Web Server Gateway Interface and HTTP Server Engine Drivers (Yet
Gunicorn 'Green Unicorn' is a Python WSGI HTTP Server for UNIX.
It's a pre-fork worker model ported from Ruby's Unicorn project.
The Gunicorn server is broadly compatible with various web frameworks,
simply implemented, light on server resource usage, and fairly speedy.
Mathopd is a very small, yet very fast HTTP server for UN*X systems.
Mathopd is designed specifically to handle a large number of connections
with minimal fuss. It contains no unnecessary add-ons, but it does the
trick for most things.
Mathopd does not allocate any memory, once it has started up, and
does not fork any processes (except for CGI scripts of course.)
This module is used to create HTTP/1.1 servers that listen on a socket
for incoming requests.