Recovering disk space on OS X Edit

Created 10/16/2015, updated 10/14/2017

Tools

OmniDiskSweeper

Killable files

/private/var/vm/sleepimage(info)
/Library/SystemMigration (info)
/lost+found/* (info)
/cores/* ([http://hints.macworld.com/article.php?story=20031001203255412])