Linux From Scratch[0] is one good option. Also, Ubuntu offers Ubuntu Core[1], a minimal distribution. It is for IoT though. You can give it a try. [0] http://w

Linux From Scratch[0] is one good option. Also, Ubuntu offers Ubuntu Core[1], a minimal distribution. It is for IoT though. You can give it a try. [0] http://www.linuxfromscratch.org http://www.linuxfromscratch.org [1] https://ubuntu.com/core https://ubuntu.com/core