Arcbox

ArcBox Desktop is a rare breed: a fully open-source container runtime that doesn't compromise on performance. Built from scratch for Apple Silicon, it boots containers and microVMs in milliseconds—faster than Docker Desktop on most workloads. The Firecracker integration means you get hardware-level isolation without the overhead of a full VM. When to pick this: you're a macOS developer tired of Docker Desktop's bloat and licensing changes. You need fast, isolated environments for containers or AI agents. You value transparency—ArcBox publishes all code, builds, and tests on GitHub. When to pass: you need Windows or Linux support (macOS 15+ only). You require GPU passthrough for ML workloads—it's not supported. Enterprise features like SSO or centralized management are missing. For production CI/CD, you'll need to assess stability as it's still beta. Compared to OrbStack: both are Apple Silicon-optimized, but OrbStack is proprietary with a paid tier. ArcBox is fully open-source and adds AI sandboxing, though OrbStack has broader integration support like Docker Compose and Kubernetes. DevContainer support is 'coming soon' for ArcBox, while OrbStack already has it. Real-world caveats: beta means breaking changes and incomplete features. The AI sandbox is still in development—OpenClaw isolation is showcased but not generally available. The community is active on Discord, but documentation is still maturing. If you need a production-ready container runtime today, stick with OrbStack or Docker Desktop. If you value open source and want to shape a promising tool, ArcBox is worth your time.