A barebones DOS alternative.
The core of DOS compatible operating system that is currently under development.
Makes PC DOS 2000; was one of the two original DOSes for the IBM PC. Now year 2000 compliant, and updated for a new century. Preserve your investment in DOS applications.
Retooling of IBM PC DOS for use in embedded systems.
Reduced Memory Footprint; goals: match functions of MS-DOS 6.22, IBM PC DOS 7.00, DR-DOS 7 subset. Written mainly in 2 free C compilers and assembler, most parts are smaller uncompressed than compressed parts of MS, IBM, DR. [Open Source, BSD]
Makes PTS-DOS 2000: network support, file manager, archiver, internal boot virus protection, graphical web browser; email, telnet, FTP clients; many utilities, some for embedded system development.
Commentary, tutorials, and references for MS-DOS and related utilities.
A free DOS-compatible operating system. Site includes sample applications, discussion forum, and development information.
In German and in English language. Also wiki, downloads, and links.
A 32-bit multitasking, real time replacement for MS-DOS.