[konad]

Forth, still. Written a few bits but want to get serious.

[pdelgallego]

You can go ahead and write your own forth interpreter (or maybe Cat http://cat-language.com). Writing your own stack-based programming lang is a lot of fun! (That is my toy project for december)

[konad]

I've done that bit :) I bought Loeliger and wrote the TIL from that in AVR assembler.