Pdp-11

Historical account of Unix development in East Germany (GDR) through the 1980s, detailing multi-institution collaboration, hardware evolution, and staged porting efforts, set against Cold War regulatory constraints and a push toward standardized Unix documentation.

A niche PDP-11 based homebrew computer project (DCJ11HackPlus) on Codeberg with 27 commits, 31 MiB repo, and hardware-focused updates.