GParted - Extremely powerful partition manager. Copy, clone partitions.
BusyBox - BusyBox is a single binary that provides several stripped-down Unix tools in a single executable.
Diskpart - diskpart is a command-line hard disk partitioning utility included in versions of the Windows NT...
Toybox (Linux command line utilities) - Toybox combines common Linux command line utilities together into a single BSD-licensed executable...
MiniTool Partition Wizard - As a partition magic alternative, Minitool Partition Wizard is the latest partition manager software which be used to manage partition on Windows 10/8/7/XP and Server 2003/2008/2012.
gow - Gow (Gnu On Windows) is the lightweight alternative to Cygwin.