Here is some.
babelogger v4 (minds heavily moded)
http://13scripts.com/#babeloggerv4
wordpress of course
http://wordpress.org
tubex from jmbsoft
http://jmbsoft.com/software/tubex/
arylia gallery system
http://arylia.com/
trade pulse traffic trader
http://scriptpulse.com/
link manager to manage link trades
http://www.phpjunkyard.com/php-link-manager.php
image hosting script
http://chevereto.com/
smart plugs media script
http://www.smart-plugs.com/
TEVS
http://www.bigdotmedia.com/
Probably more, just dont feel like listing them