The Best Software-Defined Storage Software in 2026
We researched software-defined storage software from official websites, including pricing pages, plan tables, and product documentation. Rankings reflect each product’s core storage-pooling job, value for money, and verified features such as deployment options, protocols, replication, and scaling capabilities.
Our top picks
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Top ranked
Ceph#1 of 309.4/10A broad, self-hosted storage cluster for object, block, and file workloads.
Free plan
-
Runner-up
NetApp ONTAP Select#2 of 309.2/10A mature multiprotocol SDS appliance for private cloud, data center, and edge deployments.
Pricing on request · 90-day trial
-
Top-ranked free plan
MinIO AIStor#3 of 309.0/10A self-hosted S3 platform with governance, replication, and enterprise identity support.
Free plan · pricing on request · 60-day trial
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 30 tools, best first
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Best forBroad open-source object, block, and file storage
A broad, self-hosted storage cluster for object, block, and file workloads.
- S3-compatible access
9.4/10★★★★★Visit Ceph -
Best forMature multi-protocol SDS on commodity hardware
A mature multiprotocol SDS appliance for private cloud, data center, and edge deployments.
- Kubernetes support
- Replication
- S3-compatible access
Pricing on request · 90-day trial Our NetApp ONTAP Select verdict → Contact NetAppFor vendors Sponsor this spot · #2 · $99/mo →9.2/10★★★★★Contact NetApp -
Best forEnterprise S3 object storage with governance
A self-hosted S3 platform with governance, replication, and enterprise identity support.
- S3-compatible access
Free plan · pricing on request · 60-day trial Our MinIO AIStor verdict → Visit MinIO AIStorFor vendors Sponsor this spot · #3 · $79/mo →9.0/10★★★★☆Visit MinIO AIStor -
Best forMulti-protocol scale-out file and object storage
A broad, scale-out storage platform for organizations with multi-protocol workloads.
- Kubernetes support
- Erasure coding
- Replication
Pricing on request · 30-day trial Our Qumulo Core verdict → Visit QumuloFor vendors Sponsor this spot · #4 · $69/mo →8.7/10★★★★☆Visit Qumulo -
Best forElastic multi-protocol storage for data-intensive workloads
A broad, elastic storage platform for teams managing file, object, and block data.
8.6/10★★★★☆Visit VAST Data -
Best forParallel file storage across distributed locations
A distributed file and object storage platform for data-intensive workloads.
8.5/10★★★★☆Visit IBM -
Best forExisting Ceph-based enterprise storage operations
Broad Ceph storage interfaces for existing enterprise deployments, but not new adoption.
8.4/10★★★★☆Visit SUSE -
Best forVMware-centered virtual machine storage
A VMware-centered storage platform with broad protocols and strong virtualization integration.
- Kubernetes support
- Erasure coding
- Replication
8.3/10★★★★☆Visit VMware vSAN -
Best forLarge-scale commercial object and file storage
A broad storage platform for large-scale object, file, backup, and archive workloads.
- S3-compatible access
8.2/10★★★★☆Visit Cloudian -
Best forMulti-site object and file storage at scale
A unified S3, NFS, and SMB platform for large, multi-site storage environments.
- Erasure coding
- Replication
- S3-compatible access
8.1/10★★★★☆Visit Scality -
Best forFree distributed file storage with geo-replication
A broad self-hosted storage platform for teams that need replication and flexible access.
- Erasure coding
- Replication
8.0/10★★★★☆Visit Gluster -
Best forFree virtual SAN for mixed hypervisor environments
A free virtual SAN with high availability, broad protocol support, and paid support options.
7.9/10★★★★☆Visit StarWind -
Best forEnterprise block storage and disaster recovery
A broad self-hosted storage platform for enterprise availability and recovery.
7.8/10★★★★☆Visit DataCore -
Best forLow-cost, broad open-source storage deployments
A flexible open-source storage platform with broad interfaces and paid production licensing.
- S3-compatible access
7.7/10★★★★☆Visit SeaweedFS -
Best forS3 storage with immutability and backup integrations
A flexible S3 storage platform with immutability, replication, and broad backup integrations.
- S3-compatible access
7.6/10★★★★☆Visit Scality -
Best forAffordable distributed POSIX file storage
A mature open-source storage platform with strong protection and Kubernetes support.
- Kubernetes support
- Erasure coding
- Replication
7.5/10★★★★☆Visit MooseFS -
Best forOpen-source replicated block storage
LINSTOR brings replicated, encrypted block storage to Linux, Kubernetes, and virtualization environments.
7.4/10★★★★☆Visit LINSTOR -
Best forFeature-rich self-hosted NAS and SAN storage
A broad self-hosted storage platform with clear entry pricing and capacity-based expansion.
7.3/10★★★★☆Visit Open-E -
Best forCentralized hybrid virtualization management
A broad virtualization management plane for multi-cluster Nutanix environments.
7.2/10★★★★☆Visit Nutanix -
Best forAffordable hybrid POSIX and cloud-native storage
A flexible storage layer for teams bridging POSIX, object storage, Kubernetes, and data platforms.
- Kubernetes support
- Replication
- S3-compatible access
7.2/10★★★★☆Visit JuiceFS -
Best forHigh-performance research and AI storage
A specialized open-source storage platform for demanding AI, HPC, and analytics workloads.
- Kubernetes support
- Erasure coding
- Replication
7.1/10★★★★☆Visit DAOS -
Best forFree Kubernetes persistent storage
A free, open-source storage layer for Kubernetes persistent volumes.
7.0/10★★★★☆Visit Longhorn -
Best forOpen-source Kubernetes-native persistent volumes
A focused Kubernetes storage layer for local and replicated persistent volumes.
6.9/10★★★☆☆Visit OpenEBS -
Best forHigh-performance hybrid file and object storage
A high-performance storage platform spanning file, object, cloud, and hybrid environments.
6.8/10★★★☆☆Contact WEKA -
Best forDistributed file storage across data centers
A self-managed distributed file system for cross-data-center storage.
- Erasure coding
- Replication
6.8/10★★★☆☆Visit LizardFS -
Best forNVMe/TCP block storage for cloud-native platforms
A focused NVMe/TCP storage platform with strong cloud-native integrations and paid deployment options.
- Kubernetes support
- Erasure coding
- Replication
6.7/10★★★☆☆Visit Lightbits -
Best forSmall-site two-node virtualized infrastructure
A focused HCI platform for small, distributed sites needing virtualized compute and mirrored iSCSI storage.
- Replication
6.5/10★★★☆☆Visit StorMagic -
Best forContinuous heterogeneous storage migration
A focused, continuous migration feature for heterogeneous file and block storage environments.
6.4/10★★★☆☆Visit Huawei -
Best forApplication-aware Kubernetes backup and migration
Application-aware Kubernetes backup with granular recovery and cross-environment migration.
6.3/10★★★☆☆Visit Portworx -
Best forVM-focused disaster recovery orchestration
A focused VM disaster recovery engine for multi-site KVM infrastructure.
6.2/10★★★☆☆Visit StorPool
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 1 | Ceph | Yes | Free | 9.4 |
| 2 | NetApp ONTAP Select | No | 9.2 | |
| 3 | MinIO AIStor | Yes | 9.0 | |
| 4 | Qumulo Core | No | 8.7 | |
| 5 | VAST Data Platform | 8.6 | ||
| 6 | IBM Storage Scale | 8.5 | ||
| 7 | SUSE Enterprise Storage | 8.4 | ||
| 8 | VMware vSAN | 8.3 | ||
| 9 | Cloudian HyperStore | No | 8.2 | |
| 10 | Scality RING | 8.1 | ||
| 11 | Gluster | Yes | Free | 8.0 |
| 12 | StarWind Virtual SAN | Yes | 7.9 | |
| 13 | DataCore SANsymphony | No | 7.8 | |
| 14 | SeaweedFS | Yes | $20/GB/yr | 7.7 |
| 15 | Scality ARTESCA | No | 7.6 | |
| 16 | MooseFS | Yes | €9/unit usage-based | 7.5 |
| 17 | LINSTOR | Yes | $1,000/unit/yr | 7.4 |
| 18 | Open-E JovianDSS | No | $670 one-time | 7.3 |
| 19 | Nutanix Prism Central | No | 7.2 | |
| 20 | JuiceFS | Yes | $0.02/GB/mo | 7.2 |
| 21 | DAOS | Free | 7.1 | |
| 22 | Longhorn | Yes | Free | 7.0 |
| 23 | OpenEBS | Yes | Free | 6.9 |
| 24 | WEKA Data Platform | 6.8 | ||
| 25 | LizardFS | 6.8 | ||
| 26 | Lightbits SDS | No | 6.7 | |
| 27 | StorMagic SvHCI | No | 6.5 | |
| 28 | Huawei OceanStor SmartMigration | 6.4 | ||
| 29 | Portworx Backup | No | 6.3 | |
| 30 | StorPool Disaster Recovery Engine | No | 6.2 |
Head-to-head All 27 comparisons →
- Ceph vs NetApp ONTAP Select
- Ceph vs MinIO AIStor
- Ceph vs Qumulo Core
- Ceph vs VAST Data Platform
- Ceph vs IBM Storage Scale
- Ceph vs SUSE Enterprise Storage
- Ceph vs VMware vSAN
- NetApp ONTAP Select vs MinIO AIStor
- NetApp ONTAP Select vs Qumulo Core
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How we rank Software-Defined storage software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update