Subcategories:
You can see the full category hierarchy on the Category Map.
| 
 | 
 | 
| 1 beginning with A | APPLETALK | 
| 1 beginning with C | CHAOS (2) | 
| 1 beginning with E | EXPOSE | 
| 1 beginning with F | FREEWARE HYPERCARD STACK | 
| 2 beginning with H | HYPERCARD STACKS BELONG ON APPLES HYPERTALK | 
| 9 beginning with J | JAGUAR JAGUAR (2) JAGUAR (3) JAGUAR (4) JAGUAR (5) JAGUAR (6) JAGUAR (7) JAGUAR (8) JAGUAR (9) | 
| 6 beginning with M | MAC OS MAC OS (3) MAC OS (5) MAC OS (6) MAC OS X MAC OS X (2) | 
| 1 beginning with N | NEXT | 
| 2 beginning with O | OPERATING SYSTEM TEN OS X | 
| 6 beginning with P | PANTHER (2) PANTHER (3) PANTHER (4) PANTHER (5) PLAINTALK PUMA | 
| 2 beginning with S | STACK STACK (2) | 
| 1 beginning with T | TIGER | 
| 1 beginning with V | VOCODER | 
| 34 apronyms in total | |