WAITS
| Developer | Stanford Artificial Intelligence Laboratory | 
|---|---|
| OS family | DEC OS family | 
| Working state | Historic | 
| Initial release | 1967 | 
| Marketing target | Mainframe computer | 
| Available in | English | 
| Platforms | PDP-6, PDP-10 | 
WAITS is a heavily modified variant of Digital Equipment Corporation's Monitor operating system (later renamed to, and better known as, "TOPS-10") for the PDP-6 and PDP-10 mainframe computers, used at the Stanford Artificial Intelligence Laboratory (SAIL) from the mid-1960s up until 1991; the mainframe computer it ran on also went by the name of "SAIL".