nginx ("engine x") is an HTTP web server, reverse proxy, content cache, load balancer, TCP/UDP proxy server, and mail proxy server.


Microsoft IIS is described as 'Internet Information Services (IIS) for Windows® Server is a flexible, secure and easy-to-manage Web server for hosting anything on the Web. From media streaming to web application hosting, IIS’s scalable and open architecture is ready to handle the most demanding tasks' and is a Web Server in the development category. There are more than 25 alternatives to Microsoft IIS for a variety of platforms, including Linux, Windows, Mac, BSD and Self-Hosted apps. The best Microsoft IIS alternative is nginx, which is both free and Open Source. Other great apps like Microsoft IIS are Apache HTTP Server, Caddy, Ferron and FileZilla Server.
nginx ("engine x") is an HTTP web server, reverse proxy, content cache, load balancer, TCP/UDP proxy server, and mail proxy server.


Open-source HTTP server featuring modular architecture, cross-platform support for Linux and Windows, secure configuration options, robust performance, support for dynamic and static content, authentication, URL rewriting, and comprehensive community-driven development.


Caddy is a web server like Apache, nginx, or lighttpd, but with different goals, features, and advantages.




Ferron is a web server optimized for speed, security, and efficiency. Written in Rust, it offers memory safety and performance, making it ideal for modern websites.

FileZilla Server, sister product to FileZilla Client, is an FTP server that supports FTP and FTP over SSL/TLS (FTPS). FTP over SSL/TLS provides secure encrypted connections to the server.

BunkerWeb is a next-generation and open-source Web Application Firewall (WAF).
CivetWeb is an easy to use, powerful, C/C++ embeddable web server with optional CGI, SSL and Lua support.
lighttpd (pronounced "lighty") is a web server designed to be secure, fast, standards-compliant, and flexible while being optimized for speed-critical environments.

Devd is a single statically compiled binary with no external dependencies, and is released for OSX, Linux and Windows. Don't want to install Node or Python in that light-weight Docker instance you're hacking in? Just copy over the devd binary and be done with it.

CrushFTP is a robust file transfer server that makes it easy to setup secure connections with your users.




TinyWeb is an extremely small (< 100K), simple (no configuration other than through the command line) and lightweight (consumes a minimum of system resources) Web server for Windows. It supports CGI.
ProFTPD is a high-performance, extremely configurable, and most of all a secure FTP server, featuring Apache-like configuration and blazing performance.
