# ReactOS on Docker A Docker image for the [ReactOS](https://www.reactos.org) operating system. ## Start an instance ```sh docker run --detach \ --name qemu-reactos \ --restart on-failure:3 \ --publish 127.0.0.1:6080:6080/tcp \ --privileged --env QEMU_KVM=true \ hectormolinero/qemu-reactos:latest ``` > The instance will be available through a web browser from: http://localhost:6080/vnc_auto.html ## Environment variables #### `QEMU_CPU` Number of cores the VM is permitted to use (`2` by default). #### `QEMU_RAM` Amount of memory the VM is permitted to use (`1024M` by default). #### `QEMU_DISK_SIZE` VM disk size (`16G` by default). #### `QEMU_DISK_FORMAT` VM disk format (`qcow2` by default). #### `QEMU_KEYBOARD` VM keyboard layout (`en-us` by default). #### `QEMU_KVM` Start QEMU in KVM mode (`false` by default). > The `--privileged` option is required to use KVM in the container. ## License See the [license](LICENSE.md) file.