| ID | Title | Machine | Language |
|---|---|---|---|
| 39951 | Z-Code | ZX81 16K | English |
| 31886 | Z-Xtricator | ZX81 16K | - |
| 33453 | Z8048 | ZX81 16K | - |
| 35944 | Z8048 | ZX81 16K | English |
| 29442 | ZEESLAG | ZX81 16K | Dutch |
| 31990 | ZINVADERS | ZX81 16K | English |
| 43210 | ZOLTAR (Knows All) | ZX81 16K | English |
| 29443 | ZOMAARWA | ZX81 16K | German |
| 29445 | ZOR - Battle of the Robots | ZX81 16K | English |
| 31889 | ZX Action Pack | ZX81 16K | - |
| 36926 | ZX Adventure | ZX81 16K | English |
| 40027 | ZX Artist | ZX81 16K | English |
| 41431 | ZX Assault | ZX81 16K | English |
| 31890 | ZX Assembler | ZX81 16K | - |
| 31891 | ZX Asteroids | ZX81 16K | - |
| 29446 | ZX Asteroids | ZX81 16K | English |
| 40813 | ZX Bingo | ZX81 16K | English |
| 43390 | ZX Breakout | ZX81 16K | English |
| 31893 | ZX Bug | ZX81 16K | - |
| 31892 | ZX Bug V3.125 | ZX81 16K | - |