1. GParted
Free open-source partition editor for disk reconfiguration
GParted is an open-source disk manager used to create, reorganize, and delete disk partitions without data loss. It handles virtually all major file systems including ext2/3/4, Btrfs, FAT32, NTFS, and HFS+. Frequently deployed via a dedicated live USB, it operates independently of the installed host operating system.
Pros
- Completely free and open-source without feature paywalls
- Extensive file system support across Linux, Windows, and macOS formats
- Available as a standalone bootable live ISO
Cons
- Native interface primarily targeted at Linux environments
- Incorrect partition operations can lead to accidental data loss without rollback wizards
