Portable Forth in C

zForth: tiny, embeddable, flexible, compact Forth scripting language for embedded systems

First published Open Source implementation of OpenFirmware

A human readable quasi-concatenative programming language

libforth: A small Forth interpreter that can be used as a library written in c99

Reversed engineered game Starflight (1986)

Modular soft synth & Forth based VM for audio DSL experiments aimed at embedded devices

A bare-metal x86 Forth interpreter & compiler

Forth for ESP-8266

A just-in-time-compiling forth system using libfirm.

Programs for the FOMU, DE10NANO and ULX3S FPGA boards, written in Silice https://github.com/sylefeb/Silice

A Fantasy Computer using Forth as its system language

A demonstration of ways to implement 'threaded code,' a technique used in Forth and in virtual machines like the JVM.

C development system for (Nitr)OS9/6x09, with source

Inspired by Chuck Moore's "Machine Forth"

A Powerful Programable RPN Calculator for the DM42 Hardware based on FORTH

dclang, an RPN language descending from dc and forth.

Codegen's SmartFirmware implementation of OpenFirmware

Portable Forth clone using C, inline asm, and XMacros