Fusion OS is a Open Source Operating System, mainly licensed under the MPL 1.1. Parts of it are licensed upder the GNU GPL or other open source licenses. Fusion OS is based on the ReactOS project, and we contribute any bugs found in ReactOS back to them
Customize Kernel 64-Bit Operating System
An Open Source Solution usable instead of Microsoft Windows. The ck64os enables server operating system tasks but is downgradable to an End-User software distribution for Tablet-PCs. It's Microsoft Windows application programming interface compability bases on incorporated virtualization layers.