KubeVirt: VM Platform Ledger 2026 Scorecard
KubeVirt runs the most disciplined public process in the field, near 80% say-do, but Red Hat writes most commits and its release pace binds every product.
Part of the VM Platform Ledger (edition 2026-09-30). How the scores work: methodology.
Snapshot
- Type: open-source engine (rated separately from products)
- Owner: CNCF incubating project; 6 of 8 maintainers from Red Hat
- Engine: QEMU/KVM via libvirt, run as Kubernetes pods
- Licence: Apache-2.0
- Latest release: v1.9.0, 2026-07-30
- Next milestone: v1.10 GA scheduled 2026-11-18 (beta.0 already a week late); CNCF graduation in due diligence
- Archetype: Open engine, Red Hat-led
- Evidence grade: A. Release dates, schedules, VEP boards and governance records all read from GitHub and CNCF.
Scope of the scores: Scored as the engine alone. Migration tooling (Forklift), SDN, storage, DR orchestration and multi-cluster management come from downstream products, so those domains score low here by design. Commercial risk is not scored: nobody sells KubeVirt itself.
Scorecard
| Dimension | Score | Direction |
|---|---|---|
| Capability today | 57.3 / 100 | higher is better |
| Momentum since end of 2022 | +10.9 points (2019 to 2022: +9.7) | higher is better |
| Credibility | 20.5 / 25 | higher is better |
| Commercial risk | not scored (engine: nothing to buy) | |
| Technical lock-in | 6.0 / 25 | lower is better |
| Integrator fit | 13.0 / 20 | higher is better |
| AI leverage | 5 / 20 | higher is better |
| Ledger Index | 63.4 / 100 | balanced weights; see the methodology |
Capability by domain, 2015 to today
Scores 0 to 5 against fixed anchors; total is weighted to 100.
| Domain (weight) | 2015 | 2019 | 2022 | Today |
|---|---|---|---|---|
| Compute core (15) | n/a | 2.5 | 3 | 3.5 |
| Storage (12) | n/a | 2 | 2.5 | 3 |
| Networking / SDN (10) | n/a | 2 | 2 | 2.5 |
| Data protection / DR (12) | n/a | 0.5 | 2 | 2.5 |
| Migration-in (8) | n/a | 1 | 1.5 | 1.5 |
| GPU / AI (10) | n/a | 2 | 2.5 | 3 |
| Kubernetes (8) | n/a | 4 | 4 | 4.5 |
| Security / confidential (8) | n/a | 1.5 | 2.5 | 3.5 |
| Fleet / multi-site (9) | n/a | 0 | 0 | 1 |
| Automation / ecosystem (8) | n/a | 3 | 3 | 3.5 |
| Total / 100 | not released | 36.7 | 46.4 | 57.3 |
Year by year: 2019: 36.7 · 2020: 39.7 · 2021: 43.3 · 2022: 46.4 · 2023: 48.8 · 2024: 52.3 · 2025: 55.3 · 2026: 57.3
What moved the score
| Year | Domain | Change | Points | Trigger |
|---|---|---|---|---|
| 2020 | GPU / AI | 2 → 2.5 | +1.0 | Generic host-device and mediated-device assignment |
| 2020 | Security / confidential | 1.5 → 2 | +0.8 | Secure Boot |
| 2020 | Storage | 2 → 2.5 | +1.2 | Snapshots and volume hotplug |
| 2021 | Data protection / DR | 0.5 → 2 | +3.6 | Online snapshots with guest freeze; Velero plugin |
| 2022 | Compute core | 2.5 → 3 | +1.5 | VM pools, NUMA passthrough, dedicated CPUs |
| 2022 | Migration-in | 1 → 1.5 | +0.8 | CDI imports from VMware (VDDK) and oVirt; migration tooling is a separate project |
| 2022 | Security / confidential | 2 → 2.5 | +0.8 | vTPM, AMD SEV (experimental) |
| 2023 | Automation / ecosystem | 3 → 3.5 | +0.8 | Ansible kubevirt.core collection |
| 2023 | Kubernetes | 4 → 4.5 | +0.8 | v1.0: VMs and containers under one Kubernetes control plane |
| 2023 | Security / confidential | 2.5 → 3 | +0.8 | v1.0/1.1: persistent vTPM; SEV attestation API |
| 2024 | Compute core | 3 → 3.5 | +1.5 | v1.1-1.4: CPU, memory and NIC hotplug; NUMA GA; Arm tier one |
| 2024 | GPU / AI | 2.5 → 3 | +1.0 | v1.4: GPU assignment GA; DRA and vGPU live migration follow as alpha |
| 2024 | Networking / SDN | 2 → 2.5 | +1.0 | v1.4: NIC hotplug GA; network binding plugins |
| 2025 | Fleet / multi-site | 0 → 1 | +1.8 | v1.7: live migration across clusters (alpha) |
| 2025 | Storage | 2.5 → 3 | +1.2 | v1.5: storage live migration GA |
| 2026 | Data protection / DR | 2 → 2.5 | +1.2 | v1.8/1.9: backup API with changed-block tracking (alpha) |
| 2026 | Security / confidential | 3 → 3.5 | +0.8 | v1.9: IBM Secure Execution GA; SEV beta; TDX attestation alpha |
Direction, 2023 to 2026
Each release item carries one theme and one driver (V vision, C customer need, M market window, U upstream, P portfolio).
| Date | Item | Theme | Driver |
|---|---|---|---|
| 2023-07 | v1.0: persistent vTPM, instancetypes beta | D9 Security | C |
| 2023-11 | v1.1: memory hotplug; Arm tier one | D1 Core compute | C |
| 2024-03 | v1.2: network binding plugins | D3 Networking | V |
| 2024-07 | v1.3: storage live migration (alpha) | D2 Storage | M |
| 2024-11 | v1.4: NIC hotplug, instance types and GPU assignment GA | D1 Core compute | C |
| 2025-03 | v1.5: storage live migration GA | D2 Storage | M |
| 2025-07 | v1.6: GPUs through Kubernetes DRA (alpha) | D6 AI/GPU infrastructure | V |
| 2025-08 | CNCF graduation application | D12 Packaging | U |
| 2025-11 | First third-party security audit published | D9 Security | C |
| 2025-11 | v1.7: live migration across clusters (alpha); SEV-SNP and TDX experimental | D10 Fleet/edge | M |
| 2026-03 | v1.8: backup API with changed-block tracking (alpha) | D4 Data protection | C |
| 2026-03 | v1.8: hypervisor abstraction layer | D1 Core compute | V |
| 2026-07 | v1.9: Grace GPU passthrough and vGPU live migration (alpha) | D6 AI/GPU infrastructure | V |
| 2026-07 | v1.9: IBM Secure Execution GA; SEV beta | D9 Security | C |
| 2026-07 | v1.9: Microsoft hypervisor backend | D1 Core compute | V |
| 2026-09 | v1.10 (in progress): OCI import of VMs and templates | D5 Migration-in | C |
- Centre of gravity: Core compute (4), Security (3), Storage (2)
- Blind spots (no items): AI-assisted ops, Kubernetes, Ecosystem openness
- Driver mix: Vision 31%, Customer need 44%, Market window 19%, Upstream 6%, Portfolio 0%
- Idea-to-need index: 0.33 (0 = demand-pulled, 1 = thesis-pushed)
Credibility: 20.5 / 25
| Criterion | Score | Basis |
|---|---|---|
| Cadence | 4.5 | Three releases a year after Kubernetes; all 10 since v1.0 within 15 days of the first published date |
| Roadmap transparency | 5 | Public enhancement proposals, per-release tracking boards and dated schedules |
| Say-do | 4 | 76 to 83% of committed proposals landed in the target release; instancetype v1 promised for v1.1 still not done; a TDX claim in the v1.8 blog was wrong |
| Velocity | 4.5 | About 1,000 to 1,650 changes per release; board size grows each cycle |
| Lifecycle stability | 2.5 | End of life not enforced, sparse patch releases, roll-forward only, tied to the Kubernetes pace |
Commercial risk: not scored
This is an engine: nobody sells it, so there are no commercial terms to score. See OpenShift Virtualization, SUSE Virtualization and Spectro Cloud VMO for the products built on it.
Technical lock-in: 6.0 / 25 (lower is better)
| Criterion | Score | Basis |
|---|---|---|
| Formats | 0.5 | Raw images in standard Kubernetes volumes; open API |
| Export path | 1 | VM export API GA in v1.9 |
| Stack coupling | 2 | Needs a conformant Kubernetes; snapshots and migration need CSI features |
| Hardware / cloud coupling | 0 | Any server with KVM |
| Skills and tooling coupling | 2.5 | Kubernetes skills required |
Integrator fit: 13.0 / 20
| Criterion | Score | Basis |
|---|---|---|
| Partner programme openness | 4 | Open governance; 19 vendors and 11 integrations listed as adopters |
| Multi-tenancy and self-service | 3 | Kubernetes namespaces, RBAC and quotas |
| API and infrastructure-as-code | 3.5 | Kubernetes API and Ansible; Terraform provider dormant |
| Skills and certification | 2.5 | No project certification; downstream courses exist |
AI leverage: 5 / 20
How the platform uses AI, scored per year like capability. Only GA counts.
| Criterion | 2019 | 2022 | Today | Latest step |
|---|---|---|---|---|
| AI workload infrastructure | 2 | 2 | 3 | 2024: v1.4: GPU assignment GA; DRA beta, vGPU live migration and Grace alpha in v1.9 |
| AI platform stack | 0 | 0 | 0 | 2019: Out of scope for the engine |
| AI-assisted operations | 0 | 0 | 0 | 2019: None |
| Agent openness | 2 | 2 | 2 | 2019: Kubernetes API; MCP tooling only from Red Hat-led or personal projects |
Year by year: 2019: 4 · 2020: 4 · 2021: 4 · 2022: 4 · 2023: 4 · 2024: 5 · 2025: 5 · 2026: 5
AI say-do, 2023 to 2026: 7 AI items announced; 1 GA, 5 still preview, 1 pending, 0 dropped. 'Preview' here means alpha or beta feature gates; one alpha landed a release late.
As an engine KubeVirt only covers the GPU strand, and NVIDIA engineers now write much of it (DRA, vGPU live migration, Grace). Assistants and agent interfaces come from the products built on it.
Reading
KubeVirt has the most disciplined public process in the field: dated schedules, tracked proposals and a say-do rate near 80%, delivered three times a year. As an engine it covers compute, Kubernetes integration and security well, and leaves migration, SDN, DR and fleet management to the products built on it. Its main risks are concentration (Red Hat writes 80 to 94% of commits) and a lifecycle that forces the Kubernetes upgrade pace on every downstream product.
Open questions and items to re-score
- v1.10 beta.0 was due 2026-09-23 and was not tagged by 2026-09-30; watch the 2026-11-18 GA date.
- Several headline features are alpha or beta, not GA: incremental backup, cross-cluster live migration, vGPU live migration, TDX.
- CNCF graduation is in due diligence; re-score transparency and governance when decided.
- Company share is measured by email domain, a lower bound for Red Hat.
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