LaTeXML - In brief, latexml is a program, written in Perl, that attempts to faithfully mimic TeX’s behaviour...
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
latex2html - latex2html is a convertor written in Perl that converts LATEX documents to HTML. This way e.g.
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
tex2mail - tex2mail – Converts TeX to mailable "ASCII art"
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.