| Type | operating system |
|---|---|
| Developer | Apple Inc. |
| First release | 1984 |
| Latest version | 1.1 |
| License | proprietary license |
| Successor | System 2 |
Sources: Wikidata (CC0) · Wikidata Q7663614
Operating systems · 1
| Operating system | Developer | First release | License |
|---|---|---|---|
| System 2 | Apple Inc. | — | — |