DOScember 2025: Celebrating DOS and vintage computing

DOScember in green terminal text on a retro computing system with small black monitor that has a retro car game playing. AI assisted with Gemini.

Every December, retrocomputing enthusiasts celebrate DOScember, a month dedicated to DOS and the vintage computers that defined personal computing in the 1980s and 1990s. This year, we’re joining the celebration with five hands-on guides from Jim Hall, open source software developer and creator of the FreeDOS Project. Whether you’re rediscovering the joy of command-line computing, exploring retrocomputing for the first time, or looking to build programs without modern frameworks, these articles will show you what makes DOS computing special and why it still matters today. Ready to boot up some nostalgia?