| Nov 14, 2007
| [[Aleste 520EX|Aleste 520EX]]
| ?
| Open source
|-
| Dec 4, 1997
| [[CPC old generation|CPC range]]
| ?
| Freeware
|-
| Jan 11, 2000
| [[CPC old generation|CPC range]], [[Plus|Plus range]], [[ZX Spectrum]], [[ZX80/81]], [[Jupiter ACE]], [[Enterprise]]
| ?
| Freeware
|-
| Apr 7, 2005
| [[CPC old generation|CPC range]]
| ?
| Freeware
|-