nestybox/sysbox
An open-source, next-generation "runc" that empowers rootless containers to run workloads such as Systemd, Docker, Kubernetes, just like VMs.
Recommended between 2026-04-06 and 2026-04-06. Last pushed 2026-10-21.
▲ 1 recommend · ▼ 1 criticism
What hackers say
“You can handroll a lot with:”
— benswerd, 2026-04-06 · original comment on Hacker News ↗
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Self hosting can be doable for constant small/medium size workloads You can handroll a lot with: https://github.com/nestybox/sysbox?tab=readme-ov-file https://gvisor.dev https://github.com/containers/bubblewrap?tab=readme-ov-file For hardware virtualized machines it much harder but you can do it via: https://github.com/firecracker-microvm/firecracker/ https://github.com/cloud-hypervisor/cloud-hypervisor Freestyle/other providers will likely provide better debugging experience but thats something you can probably get past for a lot of workloads. The time when you/anyone should think about Freestyle/anyone is when the load spikes/the need to create hundreds of VMs in short spikes shows up,…
Criticism
“Daytona runs on Sysbox ( https://github.com/nestybox/sysbox ) which is VM-like but when you run low level things it has issues.”
— benswerd, 2026-04-06 · original comment on Hacker News ↗
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I'm working on an article deep diving into the differences between all of us. I think the goal of Freestyle is to be the most powerful and most EC2 like of the bunch. Daytona runs on Sysbox ( https://github.com/nestybox/sysbox ) which is VM-like but when you run low level things it has issues. Modal is the only provider with GPU support. I haven't played around with Blaxel personally yet. E2B/Vercel are both great hardware virtualized "sandboxes" Freestyle VMS are built based on the feedback our users gave us that things they expected to be able to do on existing sandboxes didn't work. A good example here is Freestyle is the only provider of the above (haven't tested blaxel) that gives …
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