| Tape image | /pub/sinclair/games/g/Galaxian.tzx.zip | 9,920 | - | Unspecified custom loaderOriginal release (O) | | |
| Tape image | /pub/sinclair/games/g/Galaxian.tap.zip | 9,794 | - | Undetermined | | |
| Loading screen | /pub/sinclair/screens/load/g/scr/Galaxian.scr | 6,912 | - | | | |
| Running screen | /pub/sinclair/screens/in-game/g/Galaxian.gif | 1,720 | - | | | |
| Instructions | /pub/sinclair/games-info/g/Galaxian.txt | 3,946 | - | | | |
| Inlay - Front | /pub/sinclair/games-inlays/g/Galaxian.jpg | 48,344 | - | | | |
| POK pokes file | /zxdb/sinclair/pokes/g/Galaxian (1984)(Atarisoft).pok | 33 | 57b7eb899a044226efd13e0dacc14879 | | | |
| RZX playback file | https://archive.org/download/rzxarchive/galaxian.rzx | - | - | | | Recorded by Malcolm (with rollback) |