4tH compiler-interpreter
   The friendly Forth compiler/interpreter: detects virtually every error and reports what and where they occur, but is still fast and compact. Uses only signed 32 bit numbers. DOS, Windows, Unix.
   http://www.xs4all.nl/~thebeez/4tH/

Abundance
   Forth-based, data-entry, data-base, screen-handling language. Automatically handles routine housekeeping that usually accounts for 90% of interactive application code. All Abundance programs can jaunt (run backward in time).
   http://mindprod.com/jgloss/abundance.html

Abundance package; BBL Forth
   Downloads: 3 programs, 1 library.
   http://www.mindprod.com/products.html#ABUNDANCE

ColdForth Kernel
   For Motorola ColdFire chips. [Open source, Artistic/GPL]
   http://www.forth.org.ru/~mlg/forth.cx/WasOnline/forth_cx.html

Compilers
   Forth compilers, dozens, FTP downloadable, at Taygeta Scientific, Inc.
   http://www.taygeta.com/forthcomp.html

Delta Forth .NET compiler
   Forth compiler for the .NET platform. [Open source].
   http://www.dataman.ro/dforth/

Dragon Forth
   ANS Forth 94 translator for PalmOS.
   http://www.delosoft.com/fs.exe?action=index.f&dir=/palm/dragon/

Embedded Forth Compilers
   Forth systems for AVR, PIC and MSP430.
   http://www.ram-tech.co.uk/

Enth
   The n'th Forth: experimental Forth written as stand alone system for 80386 PCs and above, tested on some Pentium and Athlon desktops, laptops; from Sean Pringle 'The State of Flux' website. Basis for Flux variant of colorForth.
   http://mythago.net/enthflux.html

F68KANS
   By HARDCODE Development; portable Forth development system for Motorola 680x0, supports ANSI; includes source, documentation, tools; free download.
   http://www.hardcode.de/us/index.html

FIJI ForthIsh Java Interpreter
   Written in Java, full GPL source. Runs in command line or AWT window. Accepts syntax like Forth language and uses reference stack to push and pop all parameters to its functions. Can create Java objects and call methods on them from FIJI stack.
   http://fiji.sourceforge.net/

Forth Script
   Server-side web scripting engine based on Forth.
   http://sourceforge.net/projects/forth-script/

ForthCAD
   By Bureau d'Etudes (engineering and design department) Melice SPRL. ForthCAD-3D (French), 2D/3D Computer Aided Design software. ForthCAD-Pager (English), simple, accurate, reliable, low cost 2D editor, comes with new modular 3D CAD product line, evaluatio
   http://www.forthcad.com/

ForthCMP
   Tom Almy's Forth compiler for x86 targets. Not interpreted: compiles to machine code (built-in assembler), written in Forth; very compact, fast, mature, stable.
   http://www.almy.us/forthcmp.html

ForthOS
   TUNES project Wiki page; many links, little description, on Forth OSs.
   http://www2.tunes.org/cgi-bin/TunesWiki?ForthOS

HMSL: Hierarchical Music Specification Language
   Object oriented set of extensions to Forth, for experimental music composition and performance. For any Macintosh, and 1 Meg RAM.
   http://www.softsynth.com/hmsl/

HYPE
   Very simple object oriented Forth implementation, by Helge Horch.
   http://home.netsurf.de/helge.horch/hype.html

Holon
   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, compil
   http://www.holonforth.com/

Holon Lite
   Free, full function demonstration version of Holon-86, which builds target programs on DOS platforms. You can use it for real programming.
   http://dec.bournemouth.ac.uk/forth/holon.html

IsForth
   Because Forth IS! Free, 32-bit, direct threaded Forth compiler for x86. Other processors to be supported.
   http://isforth.clss.net/

JForth: SoftSynth.com
   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.
   http://www.softsynth.com/jforth/

JaxForth; VWin4th
   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.
   http://www.well.com/~jax/rcfb/forth.html

MMSFORTH
   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.
   http://www.millermicro.com/mmsforth.html

MPE Forth
   By MicroProcessor Engineering, Ltd. Runs on Windows 9x/Me/NT/2000, targets embedded systems; VFX optimizing code generator on selected targets; flexible target memory management; standalone PowerForth target with its own compiler, interpreter.
   http://www.mpeltd.demon.co.uk/forth6.htm

Misty Beach Forth
   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 Forth J
   http://www.mistybeach.com/products/Forth/index.html

Mops
   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.
   http://www.powermops.org/

PicForth
   Forth compiler for the Microchip PIC 16f87x microcontrollers family.
   http://www.rfc1149.net/devel/picforth.html.en

Pocket Forth
   By örg Langowski, MacTutor Editorial Board. Article and example sources.
   http://www.mactech.com/articles/mactech/Vol.05/05.04/PocketForth/

Portable Forth Environment: PFE
   Based on ANSI Forth Standard, fully multithreaded, has module system, can load C objects at runtime to extend dictionary, best for embedded uses. Descriptions, history, links. [Open Source, LGPL]
   http://pfe.sourceforge.net/

Power MacForth
   Highly optimized programming environment for any Power PC running Macintosh OS: high-speed execution, flexible internal multitasking, RISC assembler gives direct access to native CPU architecture for top speed.
   http://www.macforth.com/

ProForth VFX
   Very fast ANS standard Windows Forth. By MicroProcessor Engineering Ltd.
   http://www.mpeltd.demon.co.uk/pfwvfx.htm

Pygmy Forth; 3-instruction Forth
   Two Frank Sergeant implementations. Pygmy Forth: small, for IBM PCs, full source code. 3-instruction Forth for 68HC11, FORML 1991 with updates.
   http://pygmy.utoh.org/forth.html

QED Forth
   By Mosaic Industries, Inc.: interactive interpreter, compiler, assembler, debugger speeds programming, testing. Resources callable from Forth/C: automatic system initialization, multitasking executive, heap memory manager, extensive libraries of device dr
   http://www.mosaic-industries.com/

Quartus Forth
   Was PilotFORTH; for 3Com PalmPilot and IBM WorkPad handheld PDAs: 16-bit on-board native-code ISO/ANSI compliant Standard Forth subset compiler, compiles directly to machine language, giving far faster code than traditional threaded implementations. Full
   http://www.quartus.net/products/forth/

SP-Forth
   ANS compliant Win32 multithreaded Forth system. Released under GPL on SourceForge.
   http://sourceforge.net/projects/spf/

Simtel.net: DOS: Forth
   About 20 downloads, 9 different Forth implementations for DOS.
   http://www.simtel.net/category.php?id=124

SwiftForth
   By FORTH, Inc. Very fast ANS compliant Forth development environment fully integrated with Windows 95/98/NT. Capable of as much real-time performance as Windows can support. 32-bit subroutine-threaded with direct code expansion for speed.
   http://www.forth.com/swiftforth/

SwiftX
   By FORTH, Inc. Integrated cross-development environment for embedded systems. Runs on Windows, supports many target CPUs, custom versions available often in days.
   http://www.forth.com/embedded/

TDS-PC
   By Triangle Digital Services. Forth development environment for embedded computer PROMs, for use with TDS2020; DOS and Windows versions; causes PC to emulate a terminal, source code displays in multiple windows, is passed to serial link.
   http://www.triangledigital.com/software/softwarepcdevelopment.htm

Timbre
   Script driven translator engine: uses rules and rule sets to set how to transform input into output; used for language translating, target and meta-compiling, code verification, binary viewing, code documentation, RTF parsers and reformatters.
   http://www.compusmart.ab.ca/rc/Timbre/timbre.htm

Yerk FTP site
   Free downloads of Neon/Yerk Object Oriented Forth.
   ftp://astro.uchicago.edu/pub/MAC/Yerk/

aha
   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, optimizin
   http://www.ultratechnology.com/aha.htm

bigFORTH+MINOS
   Native code, 32-bit Forth for Linux or Windows 95/98/NT/2000, with MINOS graphic user interface, and Theseus rapid GUI development editor. GPL, on SourceForge.
   http://bigforth.sourceforge.net/

ciforth
   Forth implementation for Intel microprocessors.
   http://home.hccnet.nl/a.w.m.van.der.horst/ciforth.html

dsForth
   By DELOSOFT.COM. Supports: all Win32 (CE/9x/ME/NT/2000, CE emulators), Intel/MIPS/SH3/StrongARM CPUs. ANS'94 compliant, current language standard. Multithreaded core. Compatible with SP-Forth/3.x and libraries. Self-hosted development: compiler and consol
   http://www.delosoft.com/

eForth: Linux, FreeBSD
   Unofficial eForth for Linux 2.0.x and FreeBSD 2.0.5, using Wil Baden's pinhole optimizer.
   http://home.iae.nl/users/mhx/eforth.html

ficl
   Forth Inspired Command Language, ANS Forth interpreter in C. Use: scripting language to embed in other systems as object-oriented command/macro/development prototype language. Descriptions, many documents, downloads. [SourceForge]
   http://ficl.sourceforge.net/

ficl/ecos: ZOG
   C version of ficl (Forth Inspired Command Language), runs on eCos OS; eCos and Forth can be small, ZOG is under 150K with author setup: i386, floppy booting. Added words: inb, outb. Tiny description, downloads: source, floppy image.
   http://www.dedasys.com/freesoftware/

guiforth
   Customized version of pForth that provides bindings to the FLTK library.
   http://sourceforge.net/projects/guiforth/

hForth - A Small, Portable ANS Forth
   Article of Wonyong Koh. Originally published inForth Dimensions XVIII/2, 30.
   http://www.taygeta.com/hforth.html

iForth FAQ
   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.
   http://home.iae.nl/users/mhx/i4faq.html

kForth
   Programming language and environment; implements large subset of ANS Forth, and extensions; can be standalone computing environment or object code can be linked to other programs to be a customizable language for that program.
   http://ccreweb.org/software/kforth/kforth.html

lpForth
   Runs on Linux OS, similar to eForth. Goals: simple, easy to understand first, speed and elegance later; able to call functions (procedures) in dynamic linked library (.so files). Download, development forum.
   http://lpforth.forthfreak.net/lpforth.html

mxForth
   Very efficient Forth compiler, source code loosely based on Bill Muench's bForth. For Linux, Windows NT. Generated with the META program, a free metacompiler written in Forth. Free with iForth.
   http://home.iae.nl/users/mhx/mxforth.html

pForth
   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.
   http://www.softsynth.com/pforth/

pbForth
   Programmable Brick Forth, by Hempel Design Group; replacement firmware for Lego Mindstorms: FAQ, mail list, GUI interface, and tutorial in pdf format.
   http://www.hempeldesigngroup.com/lego/pbForth/

tForth FAQ
   Forth with parallel facilities for the INMOS range of Transputers. An overview, or FAQ of sorts.
   http://home.iae.nl/users/mhx/t4faq.html