| 19719 | Assembler | ZX-Spectrum 16K | English |
| 19721 | Assembler | ZX-Spectrum 16K | English |
| 19259 | Assembler | ZX-Spectrum 16K | English |
| 19464 | Assembler | ZX-Spectrum 16K | English |
| 17555 | Assembler | ZX-Spectrum 16K | English |
| 16796 | Assembler | ZX-Spectrum 48K | English |
| 39204 | Assembler Development Kit | Sinclair QL | English |
| 2000037 | Assembler Routines for the Z80 | - | English |
| 7925 | Assembler Sources | ZX-Spectrum 48K | English |
| 11492 | Assembler and Machine Code Debugger | ZX-Spectrum 48K | English |
| 21289 | Assembler for Scorpion 256 | Pentagon 128 | English |
| 19720 | Assembler/Disassembler | ZX-Spectrum 16K | English |
| 19726 | Assembler/Editor | ZX-Spectrum 16K | English |
| 26841 | Assembler/Editor | ZX-Spectrum 48K | English |
| 30425 | Assembloids ZX | ZX-Spectrum 48K | English |
| 2000982 | Assembly Language Assembled for the Sinclair ZX81 | - | English |
| 2000039 | Assembly Language Programming on the Sinclair QL | Sinclair QL | English |
| 43413 | Assembly Language for Arcade Games - Cassette | ZX-Spectrum 16K | English |
| 2000038 | Assembly Language for Arcade Games and Other Fast Spectrum Programs | - | English |
| 41349 | Assembly Line | ZX-Spectrum 48K | English |