Not any sources/overview as such, I just looked at the VM code. So for Mako: https://github.com/JohnEarnest/Mako/blob/master/src/MakoVM.java https://github.com

Not any sources/overview as such, I just looked at the VM code. So for Mako: https://github.com/JohnEarnest/Mako/blob/master/src/MakoVM.java https://github.com/JohnEarnest/Mako/blob/master/src/MakoVM.j... Freeforth: https://github.com/dan4thewin/FreeForth2/blob/master/ff.asm https://github.com/dan4thewin/FreeForth2/blob/master/ff.asm Jonesforth: https://github.com/nornagon/jonesforth/blob/master/jonesforth.S https://github.com/nornagon/jonesforth/blob/master/jonesfort... Stoneknife: https://github.com/kragen/stoneknifeforth/blob/master/tinyboot.py https://github.com/kragen/stoneknifeforth/blob/master/tinybo... Retro/Ilo: http://ilo.retroforth.org/ilo.txt http://ilo.retroforth.org/ilo.txt Sectorforth:https://github.com/cesarblum/sectorforth/blob/master/sectorforth.asm https://github.com/cesarblum/sectorforth/blob/master/sectorf... but see: https://github.com/cesarblum/sectorforth/issues/6 https://github.com/cesarblum/sectorforth/issues/6 and: https://github.com/cesarblum/sectorforth/issues/8 https://github.com/cesarblum/sectorforth/issues/8