Changes
/* Unix / Linux */
| [[Clock signal|Clock Signal]]
|
| Apr 13Sep 22, 2018
| [[CPC old generation|CPC range]], [[Acorn Electron]], [[Oric 1/Atmos]], [[VIC-20]], [[ZX80/81]], [[Atari 2600]], [[MSX|MSX 1]], [[ColecoVision]]
| Open source
