StratoVirt
StratoVirt: A focused, free hypervisor for Linux microVMs on KVM-enabled x86_64 or AArch64 hosts. Ranked #24 of 26 in Hypervisor Software by our editors (6.3/10); pricing: Free plan; best for minimal Linux microVMs.
At a glance
- Editor score6.3 / 10
- PricingFree plan
- Best forMinimal Linux microVMs
- Free planYes
- Paid fromFree
- Management interfaceCli
- Facts checked21 Sep 2026
Where it wins
- Supports both microVM and standard VM machine types
- Runs on x86_64 and AArch64 hosts with KVM acceleration
- Offers CLI, QMP, and virtio block and network device support
Where it doesn't
- Guest support is focused on Linux
- Management is centered on command-line configuration and QMP
- Migration and snapshot workflows are outside its documented focus
Our verdict on StratoVirt
StratoVirt is an open-source hypervisor for self-hosted Linux virtualization, with a particular focus on lightweight microVM deployments alongside standard virtual machines. It uses KVM hardware acceleration and supports x86_64 and AArch64 hosts. Linux guests can boot from kernel and ext4 rootfs images, making the product a focused fit for operators building Linux-based cloud or data-center workloads. The documented maximum is 254 vCPUs per VM, and the project is distributed through the openEuler ecosystem as source code and binaries.
The strongest case for StratoVirt is its compact virtualization scope. MicroVM and standard VM modes cover two deployment patterns without moving beyond the core hypervisor role. Command-line VM configuration suits scripted, self-hosted environments, while the QMP control socket provides a machine-oriented management path. Virtio block and network devices cover the documented storage and networking interfaces. Rust-based implementation and KVM acceleration further define its technical direction, but the product remains centered on Linux guests rather than broad operating-system coverage.
StratoVirt should appeal to teams that want a free, open-source hypervisor for minimal Linux guests and can operate infrastructure through CLI and QMP controls. Its x86_64 and AArch64 host support also makes it relevant where both architectures are part of the deployment plan. It is a less natural choice for buyers seeking a broader guest-OS matrix, graphical administration, or documented migration and snapshot workflows. Choose it when a narrow, KVM-based microVM and standard-VM tool fits the environment; consider alternatives when lifecycle management breadth matters as much as virtualization itself.
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StratoVirt pricing
StratoVirt fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Host platforms | x86_64, AArch64 with KVM |
| Guest OS support | Linux |
| Management interface | Cli |
| Max vCPUs per VM | 254 vCPU |
| VM snapshots | Not verified |
| Live migration | Not verified |
| Nested virtualization | Not verified |
| Deployment | Self-hosted |
| Platforms | Linux |
| Support | Email, Community, Docs |
| Built for | Mid-market, Enterprise (editorial estimate) |
| Pricing | Free plan |
| Website | gitee.com |
| Facts checked | 21 Sep 2026 |
Alternatives to StratoVirt
- Proxmox VEA self-hosted KVM/LXC platform with clustering, migration, backup, and API access.9.4
- OpenNebulaA capable open-source control plane for KVM/LXC, Kubernetes, and hybrid infrastructure.9.2
- oVirtA free, self-hosted KVM manager with live migration, HA, DR, APIs, and automation.9.0
See all StratoVirt alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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