Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
Cherokee - High-performance web server
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Caddy - The HTTP/2 Web Server with Automatic HTTPS
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.
XAMPP - XAMPP is a free and open-source cross-platform web server that is primarily used when locally developing web applications.