It isn't today, but we've built Bottlerocket in a way that it can be extended to work on bare metal or other places outside of AWS. There are a few issues on our github[1][2] that are similar that you're welcome to watch or contribute use cases to.

[1] https://github.com/bottlerocket-os/bottlerocket/issues/841 [2] https://github.com/bottlerocket-os/bottlerocket/issues/1097