#retrocomputing

BBC Micro Elite Two-Player Hack

Personal project documenting the technical details of converting BBC Micro Elite into a two-player game via 6502 assembly modifications. Deep dive into geometry calculations, split-screen rendering, and architectural changes to the original 1980s game code.

GentleOS/16 - Hobby OS for vintage 16-bit PCs

A handcrafted hobby operating system for vintage 16-bit PCs (8086+). Built in C, features a live browser-based emulator, runs on authentic hardware like Tandy and Amstrad portables, and is free and open source (GPL-2.0). Designed entirely for tinkering and technical joy.

os8088: Mac-like GUI for IBM XT in real-mode assembly

A hobby project reimagining the early Macintosh desktop for 1980s IBM PC hardware. Written entirely in real-mode 8086 assembly, boots from floppy in 256KB, features overlapping windows, pull-down menus, preemptive multitasking, and can run multiple programs simultaneously. Open source (MIT), runnable in browser via emulator, with excellent documentation and a finished 1.0 release.

Old Vintage Computing Research

Personal blog documenting vintage computing projects, retrocomputing restoration, and technical deep-dives into classic systems like the Apple Workgroup Server and MkLinux.

lcamtuf's blog

Deep dives into electronics, retrocomputing, and security from the creator of AFL fuzzer.