Some projects I've worked on that I've found particularly interesting.
Colossal Cave Adventure A port of the game from Fortran IV
Play it now!
Salad A passphrase generator for *nix systems
Ur-Grue A Z-Machine emulator library (coming soon)
DOSBox-X emulator Added QCOW2 disk image support
Skeleton Linux Automated scripts to build a custom linux from scratch