- CubeMDOS - [http://www.cpcwiki.eu/forum/applications/cubeios-fat16fat32-rom-for-the-cpc's-with-xmass/]<br />
- [[iMPdos]] - [http://www.cpcwiki.eu/forum/applications/impdos-public-edition/ Download at]<br />
- [[UniDOS ]] - [http://www.cpcwiki.eu/index.php/UniDOS]<br />
- SymbOS - [http://www.cpcwiki.eu/index.php/SymbOS]<br />