DR-DOS is coming back from the dead, rebuilt from scratch in pure assembly

A one-man company named Whitehorn Ltd. Co. recently announced that DR-DOS is coming back. The "new" text-based operating ...
Ars Technica

30 years later, FreeDOS is still keeping the dream of the command prompt alive

Two big things happened in the world of text-based disk operating systems in June 1994. The first is that Microsoft released MS-DOS version 6.22, the last version of its long-running operating system ...