I've been uploading to GitHub some of my scripts lately. There are three that you might find interesting:
Download WCA database export and load it to MySQL (Python)
Go to worldcubeassociation.org, download the latest SQL export of the database and update your local MySQL database with it.
PDF scramble generator for combination puzzles (PHP)
Generate a number of scrambles / scramble pages for several puzzles and export them to PDF.
Multiplayer Elo-like rating system (PHP)
Experimental rating system for all the official events based on Elo which processes the WCA database and takes each round as a multiplayer game.