Hacker News new | past | comments | ask | show | jobs | submit login

> before digital systems (probably circa 1980's?)

IBM offered ACP (Airline Control Program) with their new mainframes running OS/360 in 1965. Later they changed its name to ALCS and TPF, still used today by reservation systems.




Consider applying for YC's Summer 2025 batch! Applications are open till May 13

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search: