Apache is a free and open-source cross-platform web server software.
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.
Microsoft Publisher is an application that allows you to create professional documents such as newsletters, postcards, flyers, invitations, brochures.
Unix is a family of multitasking, multiuser computer operating systems.