Computer Software tells a computer what to do and it enables the user to create text, images, videos, animations, etc. It can be broken down into the following categories:

General Applications - Word Processing, Image Editing, Spreadsheets, Tables, Slide Shows
Publishing Applications - Pagemaker, Indesign
Graphic/Image Editors - Photoshop, Corel, Bryce
Graphic/Image Editor for Internet - Fireworks
Video Editing/Production - Final Cut Express, Final Cut Pro, Imovie
DVD Production - DVD Studio Pro
Internet Video Applications - Quicktime, Real Player, Flash, Windows Media Player