Apache is a free and open-source cross-platform web server software.
Bluefish is a free software text editor with a variety of tools for programming in general and the development of websites.
Google AdSense is a program run by Google through which website publishers serve advertisements that are targeted to the site content and audience.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.