OSXDQ is an open source, self service disk quota system for MacOS X Servers written in PHP and Perl. When users go over their quotas, the directory is given read only access. Users can unlock their account through a web interface. Perl scripts run as cron jobs locking and unlocking the accounts.
OSXDQ was designed to be used in educational environment as a lightwieght alternative to Apple's MacManager.
It is currently being used by:
If you are using OSXDQ, please left us know.