| Type | operating system |
|---|---|
| Developer | IBM |
| First release | 1974 |
| Latest version | 2.2 |
| License | proprietary license |
| Platforms | IBM System/370, IBM S/390 |
Sources: Wikidata (CC0) · Wikidata Q781443
Operating systems · 2
| Operating system | Developer | First release | License |
|---|---|---|---|
| Special Real Time Operating System | IBM | — | — |
| VOS3 | Hitachi | — | — |
Programming languages · 1
| Language | Paradigms | First appeared | Developer |
|---|---|---|---|
| IBM Cross System Product | — | — | IBM |
Programming languages · 1
| Language | Paradigms | First appeared | Developer |
|---|---|---|---|
| Simula | imperative programming, procedural programming, structured programming, object-oriented programming | 1962 | Kristen Nygaard |