| name | supported | description | year | publisher | cloneof | notes | roms | disks | rom_size | rom_size_text | disk_size | disk_size_text |
| concpm86 | yes | Concurrent CP/M-86 | 198? | Digital Research | | | 3 | | 824867 | 806 Kilobytes (KiB) | | |
| cpm8011 | yes | CP/M-86/80 (Version 1.1) | 198? | Digital Research | | | 1 | | 204393 | 200 Kilobytes (KiB) | | |
| cpm8021 | yes | CP/M-86/80 (Version 2.1) | 198? | Digital Research | | | 1 | | 342476 | 334 Kilobytes (KiB) | | |
| msdos201 | yes | MS-DOS 2.01 | 198? | Microsoft | | | 1 | | 208780 | 204 Kilobytes (KiB) | | |
| msdos211 | yes | MS-DOS 2.11 | 198? | Microsoft | | | 1 | | 409600 | 400 Kilobytes (KiB) | | |
| msdos31b | yes | MS-DOS 3.10b | 198? | Microsoft | | | 1 | | 338752 | 331 Kilobytes (KiB) | | |
| psystem | yes | p-System | 198? | UCSD | | | 6 | | 2457600 | 2.3 Megabytes (MiB) | | |
| diagn | yes | DEC Rainbow 100 Diagnostics | 198? | Digital Research | | | 1 | | 195486 | 191 Kilobytes (KiB) | | |
| diagnb2 | yes | DEC Rainbow B Diagnostic Disk (Ver 2.0) | 1985 | Digital Research | | | 1 | | 223736 | 218 Kilobytes (KiB) | | |
| dmtd | yes | Design Maturity Test Diagnostics | 1980 | Digital Research | | | 1 | | 264183 | 258 Kilobytes (KiB) | | |
| grapdiag | yes | PC100 Graphics Diagnostics | 1981 | Digital Research | | | 1 | | 332683 | 325 Kilobytes (KiB) | | |
| memdiag | yes | PC100 Memory Diagnostics | 1982 | Digital Research | | | 1 | | 125169 | 122 Kilobytes (KiB) | | |
| decnet | yes | DECnet for Rainbow DOS (v1.0) | 1985 | Digital Research | | | 3 | | 826158 | 807 Kilobytes (KiB) | | |
| gsx86 | yes | GSX-86 for Rainbow 100 | 1982 | Digital Research | | | 1 | | 282100 | 275 Kilobytes (KiB) | | |
| mbasic86 | yes | Mbasic-86 for Rainbow 100 (Ver 5.22) | 1982 | Microsoft | | | 1 | | 47810 | 47 Kilobytes (KiB) | | |
| sysover | yes | Rainbow 100 System Overview | 198? | Digital Research | | | 1 | | 305087 | 298 Kilobytes (KiB) | | |
| lrn100 | yes | Learn Rainbow 100 | 198? | Digital Research | | | 2 | | 560518 | 547 Kilobytes (KiB) | | |
| wp4 | yes | WordPerfect Version 4.0 | 1984 | Satellite Software International | | | 4 | | 1638400 | 1.6 Megabytes (MiB) | | |