Nextor

Nextor is a disk operating system for MSX computers. It is built on top of the source code of MSX-DOS 2.31, released in 1991.

The source code of Nextor is published with permission from the MSX Licensing Corporation under certain terms. Please take a moment to read the license terms for details.

Please visit the Nextor section in Konamiman's MSX page for binaries.

Repository structure

Note that there is no master branch, but branches for each major version of Nextor (v2.0 and v2.1 currently).

• source: The source code of Nextor itself.

  • kernel: The kernel ROM, includes the FDISK tool.

  • command: NEXTOR.SYS, COMMAND2.COM and the command line tools that were originally supplied with MSX-DOS.

  • tools: The new command line tools created for Nextor.

• buildtools: Tools needed for building Nextor on Windows (deprecated) and Linux (recommended). Includes the source for two custom made tools: mknexrom (C) and SymToEqus (C#).

• docs: Documentation for both users and developers.

How to build Nextor

Nextor requires Linux to be built. It should work on macOs too, but that hasn't been tested. If you are on Windows 10 or 11 you can use WSL.

To build Nextor you'll need:

• make. On Debian/Ubuntu-ish systems you can just apt-get install make.