I have written various applications and scripts over the years, mainly in Python or PHP. The source of these are available:

2009

• Online Chat Logs - parses a variety of chat log formats and hosts them in an easily browsable/searchable format. (Python - PHP)

2008

• Web Photo Gallery - File system based photo gallery. (PHP)

2007

• Web Recruitment Application - A web based recruitment system for guilds of MMO games. (PHP)
• Time Lapse Video scripts - Custom special effects for time lapse video. (Python)
• Mass Text Video scripts - Custom special effects to generate lots of coordinated on-screen text. (Python)

2006

• Google 'Did you mean?' Generator - Just a tiny little spoof generator for making pages that look like google's 'did you mean' pages. (PHP - hosted)
• CSS Analyzer - Give this script a css file and it'll give you info on the colors and classes with previews. (PHP - hosted)

2004

• Network File Searcher - Searches a the drives on a list of computers for files matching a criteria. (Python - Windows)