Pinguy Builder - A fork of Remastersys
Acronis Cyber Protect Home Office - (Formerly Acronis True Image) Complete protection for your digital life
Cubic - Cubic (Custom Ubuntu ISO Creator) is a GUI wizard to create a customized bootable Ubuntu Live CD...
Macrium Reflect - Macrium Software - the creators of Macrium Reflect backup, imaging and cloning software.
Distroshare Ubuntu Imager - Remaster your Ubuntu install!
Clonezilla - Clonezilla is a suite of software that's designed to allow you to back-up and image new hard drives with your data.