Overleaf - The online platform for scientific writing. Overleaf is free: start writing now with one click. No sign-up required. Great on your iPad.
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
TeXworks - The TeXworks project is an effort to build a simple TeX front-end program (working environment)...
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Texmaker - Texmaker, free cross-platform latex editor
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.