VicMan: A collection of shareware tools for improving the quality of pictures.
Neat Image: A program that increases the quality of pictures.
GIMP: The free Image Manipulation Program.
Stage 6: Find a lot of interesting videos, in good quality.
Wink: Program to create Flash presentations (flash, exe, pdf are supported).
Linux & Webcams: List of supported Webcams in Linux (see as well links at the bottom).
OGMRip: Together with %newwin%[[http://lpn.rnbhq.org" target="_blank">Vobcopy, a great program to create your personal media library, riping your DVDs to the MKV container, keeping all languages and subtitles.
Screenr: Create screencasts without having to install a client application.