By Wolf Wejgaard Forth Engineering. New, Forth-based instant programming tool and interactive programming method that lets you build reliable programs in very little time; merges all parts of a powerful development tool: browser, editor, assembler, co...

A public-domain programming system for Mac OS X. It is a native code dialect of ANS Forth with significant enhancements to the OOP model employed in Neon/Yerk.

Portable, public domain, ANS Forth based on kernel written in ANSI C for portability: for x86 PC, Mac, Amiga; Linux, BeOS; Sun, SGI Indys; Nokia Communicator; 3DO ARM and PowerPC, WebTV, Hitachi SH4, OpenTV prototypes, internal Lucent projects.

An expression used to convey an epiphany felt on the sudden manifestation of the essence of meaning of something. Heuristic architecture; holistic approach using hardware and software methods developed by Moore: descriptions of compiler, system, optim...

TUNES project Wiki page; many links, little description, on Forth OSs.

Very fast, multi-platform, full 32-bit Forth: 4 GByte flat address space, subroutine threading, runs on any Intel compatible CPU '386+'387 or more, and on DOS, Linux, Windows NT.

Three Jack J. Woehr implementations. JaxForth/Jax4th: ANSI Standard Forth for Amiga, Windows. VWin4th: 1994 tiny demo Forth written in Digitalk Smalltalk for Windows, source only. Also, author's book and many good links.

By Delta Research, subroutine threaded Forth for Amiga, originally a commercial product now released as freeware: register and download, technical support, applications, review by Jack Woehr, links.

Written in Java, so its interpreter can be embedded in a WWW HTML page and launched as an applet, to show that almost any programming language can be implemented in Java and not suffer unacceptable performance losses; documentation, downloads as a For...

By Miller Microcomputer Services. Forth virtual machine; standalone total software environment; traditional Forth features: compactness, flexibility, speed; many extensions with source code; unusual smoothness, support. And Forth software, books, links.