BleachBit

BleachBit deletes unnecessary files to free valuable disk space, maintain privacy, and remove junk. Rid your system of old clutter including cache, cookies, Internet history, localizations, logs, temporary files, and broken shortcuts. Designed for Linux and Windows systems, it wipes clean Adobe Reader, APT, Bash, Beagle, Chromium, Epiphany, Firefox, Flash, GIMP, Google Chrome, Google Earth, Internet Explorer, Java, KDE, OpenOffice.org, Opera, RealPlayer, Safari, Skype, Thunderbird, VIM, XChat, and Yum. Securely shred files to prevent undelete. Wipe free disk space to hide previously deleted files. Automate cleaning in batch files.