Here's a minimal Forth implementation built in Verilog to run on a Lattice iCE40 FPGA:

https://github.com/jamesbowman/swapforth/tree/master/j1a

I really love Forth. It's been a top 100 programming language [1] since before C existed[2]. Retro computing can be fun, but for some reason, Forth really clicked with me in a way that most other languages don't.

[1] This isn't saying much [2] Only by a few months