It appears that e2b runs Firecracker microVMs (https://e2b.dev/blog/how-manus-uses-e2b-to-provide-agents-wi...)

It shouldn't be too hard to get a Firecracker orchestrator running locally - the articles here were very helpful when I was doing this myself: https://jvns.ca/blog/2021/01/23/firecracker--start-a-vm-in-l...

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