Here's a toy Forth compiler, VM and visual debugger I wrote in PostScript: https://github.com/JohnEarnest/Four.Ps/blob/master/four.ps https://github.com/JohnEa

Here's a toy Forth compiler, VM and visual debugger I wrote in PostScript: https://github.com/JohnEarnest/Four.Ps/blob/master/four.ps https://github.com/JohnEarnest/Four.Ps/blob/master/four.ps