Compact web and app server featuring Lua scripting, built-in app framework, SQLite database, async sockets, WebSocket support, SMTP, MQTT, OPC-UA, Modbus, SMQ broker, automated Let's Encrypt TLS, and instant start on multiple operating systems.

Mongoose is described as 'Is easy to use web server. It also can be used as embedded web server library to provide web interface to applications' and is a Web Server in the development category. There are more than 25 alternatives to Mongoose for a variety of platforms, including Linux, Self-Hosted, Windows, Mac and BSD apps. The best Mongoose alternative is nginx, which is both free and Open Source. Other great apps like Mongoose are Apache HTTP Server, Caddy, Ferron and BunkerWeb.
Compact web and app server featuring Lua scripting, built-in app framework, SQLite database, async sockets, WebSocket support, SMTP, MQTT, OPC-UA, Modbus, SMQ broker, automated Let's Encrypt TLS, and instant start on multiple operating systems.

A small fast HTTP library and server that runs Rails, Camping, Nitro and Iowa apps.
Angie is an efficient, powerful and scalable web server, that was forked from nginx by some of its former core devs, with intention to extend functionality far beyond original version.
MicroApache - A Portable Apache Server for Windows
"This is a microscopic and very-heavily trimmed-down version of the standard, Apache server; made available under the Apache GPL licence. It was developed initially for fun to meet a FloppyWeb Challenge to run Apache from a.