rdiff-backup-web is a webfront-end for the popular rdiff-backup software, written in PHP and perl, both connecting to a MySQL database.
Now maintained at: https://github.com/puredistortion/rdiff-backup-web
phpTSMadmin will provide an alternative web interface to view and manage the health of your Tivoli Storage Manager (TSM) servers and media. It collates all the TSM information into a single views for tape management, and recent activity.
RailsDB is a web application written in Ruby using the Ruby on Rails web framework to provide a generic interface to popular open source databases such as MySQL, PostgreSQL, and SQLite.
RSYNC Backup front-end with Web Interface, email reports with attached summary. Simple to use; back up servers with a single line, or your entire server farm from a single machine. Custom email tags sort responses in your MUA. Supports authentication.