A bare metal raycaster, boots from a floppy image
Disk partitioning and data management for x86-compatible systems
a DOS TSR that emulates a floppy disk drive over ethernet
A Spectranet networking FID driver for CP/M Plus
A label maker program for 3.5" floppy disks for the Amiga written
A ramdisk on a Spectranet device FID driver for CP/M Plus
A UNIX-like kernel for the i386 architecture
Graphics mode console I/O for the TRS-80 Color Computer