| Short name | Description | Year | Manufacturer | Runnable | Parent |
|---|---|---|---|---|---|
| mrdo | Mr. Do! | 1982 | Universal | Yes | |
| mrdobl | Mr. Do! (bootleg) | 1982 | bootleg | Yes | mrdo |
| mrdofabr | Mr. Do! (Fabremar bootleg) | 1982 | bootleg (Fabremar) | Yes | mrdo |
| mrdofix | Mr. Do! (bugfixed) | 1982 | Universal (Taito license) | Yes | mrdo |
| mrdot | Mr. Do! (Taito) | 1982 | Universal (Taito license) | Yes | mrdo |
| mrdoy | Mr. Do! (prototype) | 1982 | Universal | Yes | mrdo |
| mrdu | Mr. Du! | 1982 | bootleg | Yes | mrdo |
| mrlo | Mr. Lo! | 1982 | bootleg | Yes | mrdo |
| yankeedo | Yankee DO! | 1982 | hack | Yes | mrdo |