Liberer is a system maintenance utility.

Features:
- Library Browser
- Library Searcher
- Preference Cleaner - to remove old or empty preference files
- Dropper - drag & drop files to delete them, remove .DS_Store files inside dropped folders, etc.
- Hidden Preferences - access some cool features of OS X
- Uninstaller - just drop the app on this window and Liberer will try to find files associated with it
- Installer - just drop a file on this panel and let Liberer install the file for you
- Backupper - backup your email, contacts, calendars, etc.