Forth compilers

gforth
gforth

bigForth
bigForth

pforth
pforth

yforth
Git repo for yforth

Source archives

Debian Mirror w/ Source and debs

myForth
myForth is a browser based forth written in Java. It seems a little buggy and the error messages are often confusing, but it's very portable.

myForth

wForth
wForth is a javascript implementation of Forth

wForth

colorForth
colorForth is an implementation of Forth by the father of Forth himself, Chuck Moore. It uses colors instead of punctuation and can be used as an operating system (although it runs alone in windows).

colorForth

jsForth
jsForth is another implementation of forth in Javascript, it seems a little better than wForth

jsForth