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.

• To shred paths from the clipboard, open your operating system's file browser, and copy some files to the clipboard. In BleachBit, click File - Shred Paths from Clipboard. Unlike drag-and-drop, this still works on Windows when running as administrator.
• Major cleaning improvements for Google Chrome, Chromium, and Firefox.
• Clean modern versions of Opera based on Chromium.
• Wipe free space from the command line with the new command --wipe-free-space.
• Improve startup time of application. On some systems, it can be significant.
• Increase resolution of application icon.
• Add cleaner for Waterfox.
• Clean more of aMule.
• Fix: deep scan crashed when encountering paths with special characters.