For BeOS, uses BFiles for 18 of 20 MIX I/O devices, each MIX I/O instruction spawns a Be thread to do operation while MIX keeps computing. Has MIX Go button, unlike some MIX emulators, coded in C++.

Assembler and interactive simulator in HTML and JavaScript; runs in web browser. For use if you are in haste to try MIXAL, or must code without installing an emulator.

Knuth describes MMIX 64-bit RISC computer to replace MIX as environment to teach machine level details in future editions of TAoCP; audio, video, text description, links. [Dr. Dobb's TechNetCast]

For Windows 9x-Me/NT-2000-XP, needs 16 Mb RAM, 500 Kb HD space, coded in C/C++ Builder.

MIX Development Kit, emulates MIX, MIXAL; with compiler, virtual machine, GUI, Guile interpreter, Emacs mode, Elisp program to run programs in Emacs window.

Mixed German-English site at Munich University of Applied Sciences. MMIX extensions: MMIXAL LaTeX output, Win32 graphical output.

Full development environment: editor, assembler, simulator, interactive debugger; all in one. Does all 157 MIX instructions: floating-point operations, card reader, card punch, line printer, typewriter, paper tape. For Windows 9x-Me/NT-2000-XP.

Compressed tar file, of "Swiss" MIX emulator, can be compiled for Linux, or modified for other Unix versions.

MIX/MIXAL in C with Lex and CWEB documentation, in full Literate Programming style.

Eric Raymond's MIX Assembler and interpreter; downloads: readme, source tarball, HTML rendering.

MIXAL compiler for Microsoft .NET framework. Outputs .NET executable files. All source code is C#. [Public Domain]

Donald E. Knuth's new 64-bit processor for the new volumes of his landmark series 'The Art of Computer Programming'. MIX has become more than only a book example, so MMIX should too. Description, news.

Simplifies debugging programs; acts like normal debugger by reading tracefile, using information for nice Windows interface, moves forward, backward through code, many other functions.

Site for volunteers converting all programs in The Art of Computer Programming (TAOCP), Volumes 1-3, from old processor MIX, to newer MMIX: news, FAQ, mail lists, volunteer list and directions, links.

By Donald E. Knuth, editor; Springer-Verlag, 2000, ISBN 3540669388. New book on MIX replacement MMIX, all example programs written in CWEB; full text online. [Springer-Verlag]

GCC port of MMIX with tools, instructions to install, downloads, several links.

Brief satiric article, seemingly from 2009 Scientific American; some downloads: True Color MMIX display for X11, MMIXX Distribution, screenshots; links.