Microsoft and IBM Open Source their infamous MS-DOS 4.0 OS Ten years ago, Microsoft Open Sourced their MS-DOS 1.25 and MS-DOS 2.0 operating systems, and today they have expanded their open source legacy OS offerings with MS-DOS 4.0. Now, the source code for DOS 4.0 is now available on GitHub. This open source release is […]

The post Microsoft and IBM join forces to Open Source MS-DOS 4.0 appeared first on OC3D .