GNOME Disks

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Disk Xray

GParted is a free and open source partition editor for graphically managing your disk partitions. With GParted you can resize, copy, and move partitions without data loss. The software enables you to grow and shrink your C: drive, create new space for operating systems and attempting data rescue from lost partitions on your hard drives.

KDE Partition Manager is a utility software to help you manage the disk devices, partitions and file systems on your Linux-powered computer. With KDE Partition Manager, you can easily create, copy, move, delete, resize without losing data, backup and restore partitions.

BleachBit is a free and open-source disk space cleaner, privacy manager, and computer system optimizer that allow you to fully delete unanted files and improve privacy of your system. With BleachBit it's simple to clean cache, internet history, temporary files, logs, cookies, Firefox, Google Chrome, Flash, macOS, Linux, Windows and more. BleachBit is fully open-source and released under the GNU General Public License.

DaisyDisk is a freemium disk analyzer application for macOS. With DaisyDisk you can visualizes hard disk usage and get a broad overview on how to free up hard disk space. Through an intuitive interface with an interactive sunburst chart that you can use to easily navigate your hard disk, and free up space by deleting large files that you don't use.

With CCleaner you can speed up your slow Mac or PC by cleaning up outdated software and cached files. CCleaner has been the go-to software for protecting and cleaning Windows computers for years. The software was built at a time when Microsoft Windows lacked many of the built-in security features found in operating systems like macOS or Linux. CCleaner can be used to clean potentially unwanted files and invalid Windows Registry entries from a computer. In 2012 CCleaner released a version for macOS.