Microsoft has released the source code of 86-DOS and PC-DOS under the MIT License.
Microsoft has released under the MIT license the source code of the operating systems 86-DOS 1.00 and PC-DOS 1.00, as well as the runtime libraries of the Microsoft BASIC-86 compiler, the SCP assembler, and the CHKDSK and EDLIN utilities. PC-DOS 1.00 is notable for being the first release of DOS for IBM PC computers. The code was restored as part of a project to reconstruct the code of the early DOS versions for the 8086 CPU […]
