urlShort - Open Source URL Shortener

All URL data contained in a MySQL database, making it easy to back up and manage.
Automatic installation and easy customization.
Simple and clean interface for both user and administration functions.
Full API to allow other services and websites to interact with your short URL service.
URL preview functionality keeps your users safe, and lets them know where they're going.
Inline media embeds provide quick access to MP3, FLV, or image files.
Ability to choose custom short names/aliases for personalized and identifiable short URLs.
Cross-platform and cross-browser appearance.
100% free and open source - Do whatever you want with it, no catches.

Features of urlShort