Sijmen 🧑‍💻

271 Followers
275 Following
707 Posts
Programming, retrocomputing
Time to curl up with a good book #Programming

Weekend bliss!

Going to work on a linker and, who knows, an age verification driver for FreeDOS

Presenting SUDO for DOS!

An implementation of sudo for DOS, to run the given command with full privileges. It can be used to edit important system files, run disk partitioning tools, and so on!

https://codeberg.org/sjmulder/sudo.com

#RetroProgramming #CyberSecurity #DOS

I've found a reasonable stopgap solution, which is to run DOSBox-X in Termux with Termux:X11, which also makes file sharing with DOS trivial!

Now to finish my very useful program...

#RetroProgramming

With bonus palette animations!

Repo (includes the 12 KB download on the releases page): https://codeberg.org/strlcpy/aoc25.rom. Full video: https://sjmulder.nl/2025/aoc-day07-full.mp4

#AdventOfCode #DOScember

Advent of Code as a hybrid DOS + BIOS-bootable binary! (x86-16 assembly)

https://lemmy.sdf.org/post/46515091/24405848

#AdventOfCode #DOScember

"I am not a robot"
The only logical explanation is that the user themself is up to date, but the computer isn't #SoftwareGore

People's #homelab vs. my homelab 🤡

Seriously though this machine is 10 years old and serves me amazingly well.

Dunno what it was with the networking earlier but e1000 did work. Success! 🥳 #pkgsrc