Feather Icons - Simply beautiful open source icons
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
IconBros - Free and continuously growing high quality icons
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
IconStore - Free icon packs by first-class designers
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.