softwarelist
| name | description | notes |
| zx81_cass | Sinclair ZX81 cassettes | |
|
software
| name | supported | description | year | publisher | cloneof | notes |
| first | yes | The First | 198? | Mindseye | | |
|
rom
| name | size | crc | sha1 | offset | status | loadflag | value |
| First.A.tzx | 19748 | d4b2d430 | ded45934df8afad1096a2dfce70755e5eb14a767 | | good | | |
| First.B.tzx | 21371 | 53ff77de | 0b653e6c6bd1239c31c3aa044cdf070eeac1f914 | | good | | |
|
part
| name | interface |
| cass1 | zx81_cass |
| cass2 | zx81_cass |
|