GParted is an open source disk partition software for creating, deleting and modifying disk partitions.

EaseUS Partition Master as best partition manager software can quickly resize partitions, merge partitions, split partition.

AOMEI Partition Assistant is a software for hard disk drive partition management.

Paragon Partition Manager allows you to quickly divide your hard disk into easily manageable partitions without data loss.

Boot Camp Assistant is a multi boot utility included with Mac OS X that assists users in installing Microsoft Windows operating systems.

Active@ Partition Manager helps you manage storage devices and the logical drives or partitions that they contain.

Acronis True Image is a software product produced by Acronis that provides data protection including, backup, archive, access and recovery.

MiniTool Partition Wizard is a software for hard disk drive partition management.

Ultimate Boot CD is a bootable CD that contains tools for your computer's BIOS and CPU, Boot Management, Data Recovery, Device Info, etc.

Stellar Partition Manager to manage Mac partitions & optimize Mac hard drive performance.

GNU Parted (PARTition EDitor) is a free partition editor, used for creating and deleting partitions.

GNU fdisk provides alternatives popular commandline programs.