Show HN: Vmette – hardware-isolated microVM sandbox for local AI agents (macOS) (github.com)

Vmette, a new tool announced on Show HN, offers a hardware-isolated microVM sandbox for macOS, allowing users to run untrusted AI agents securely on their existing machines. Built on Apple's Virtualization.framework, Vmette boots a Linux guest VM in approximately one second, ensuring the untrusted code runs in complete isolation from the host system. This innovative approach circumvents the need for cloud sandboxes or traditional container methods, which typically share a kernel and can expose sensitive information. Vmette provides a "default-deny" security model where the guest has no access to the host's files or network unless explicitly shared. This development is significant for the AI/ML community, particularly as machine learning agents increasingly execute untrusted code and interact with potentially harmful web content. Vmette enables developers to work on local systems without the risk of compromising their machine or data, effectively addressing security concerns that arise with running agents that require dynamic package installations or model execution. With features like pluggable root filesystem providers, ephemeral sessions, and a lightweight design, Vmette is positioned as a powerful tool for safe and efficient development in the rapidly evolving AI landscape.