kern CLI boots apps in ~10ms using unikernels, ditching Docker and daemons

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A developer has released kern, an open-source CLI tool that replaces Docker containers by compiling applications into minimal unikernel binaries containing only what the app requires. The approach delivers boot times of around 10 milliseconds with no daemon process, running on pure QEMU with KVM support on Linux. Every build is automatically signed with ed25519 and generates a software bill of materials in SPDX-2.3 format without any manual opt-in. kern currently supports Node.js, Go, Rust, and Python, and includes a compose command that enables multi-service deployments over a bridge network with DHCP. The project is MIT-licensed, available on GitHub, and described by its creator as early-stage but already running in production.

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