MMIX SourcesHere you can download the MMIXware sources.
SVN and Web AccessYou can browse all the available sources at http://mmix.cs.hm.edu/websvn/wsvn/MMIX or access them by anonymous svn. You can download individual files or entire directory trees (as tar.gz files) by clicking the download buttons.
Directory trees are provided there as tar.gz files, the usual format on UNIX systems. Windows users can get tar.exe and gzip.exe (from the mingw project) to gunzip and untar the files. Further, the Windows executables page provides links to solution and project files for Visual Studio.
Latest SourcesIf you want the latest MMIXware sources, that include bug fixes for all the bugs marked "fixed" on the Bug Reports page, look at
With svn, you can copy the latest mmixware sources to a directory named for instance mymmixware using the command
svn co svn://mmix.cs.hm.edu/mmixware/trunk mymmixware
Latest ReleaseThere is a tgz file released by Donald Knuth on August 4, 2016, mmix-20160804.tgz and a previous release of MMIXware as of October 17, 2013. mmix-20131017.tgz.
For historic reasons there is also Version 1.0 of MMIXware as of August 31, 2011.
EnhancementsThe latest sources include the following enhancements:
Please help to keep this site up to date! If you want to point out important material or projects that are not listed here, if you find errors or want to suggest improvements, please send email to