| name | image | follows | core | development status | license | source model | date released | Language | Latest version | Website | family |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apple ProDOS |  | Apple SOS | Monolithic | Abandoned | Apple Source License | Closed | 10/1983 | 2.0.3 | Website | Apple's OS | |
| Apple SOS | Apple DOS | Monolithic | Abandoned | Apple Source License | Closed | 10/1980 | 1.3 | Website | Apple's OS | ||
| Apple GS/OS | Apple ProDOS | Monolithic | Abandoned | Apple Source License | Closed | 1988 | 6.0.1 | Website | Other | ||
| Apple Pascal | Apple DOS | Monolithic | Abandoned | Apple Source License | Closed | 08/1979 | 1.3 | Website | Apple's OS |