The Best Data Virtualization Software in 2026
We researched data virtualization software through official websites, including pricing pages, plan tables and product documentation. Products are ranked on their core job, value for money and verified features such as source connectivity, deployment options, semantic modeling and unified access to distributed data.
Our top picks
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Top ranked
Denodo Platform#1 of 249.3/10A governed logical data layer for hybrid, multicloud, SaaS, and legacy data.
Pricing on request
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Runner-up
Starburst Galaxy#2 of 249.2/10A cloud data virtualization platform with federated SQL, Iceberg, governance, and a free tier.
Free plan · 30-day trial
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Top-ranked free plan
Trino#3 of 249.0/10A flexible open-source engine for querying multiple data systems with ANSI SQL.
Free plan
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 24 tools, best first
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Best forGoverned enterprise data virtualization
A governed logical data layer for hybrid, multicloud, SaaS, and legacy data.
9.3/10★★★★★Visit Denodo -
Best forCloud-scale federation with a free tier
A cloud data virtualization platform with federated SQL, Iceberg, governance, and a free tier.
Free plan · 30-day trial Our Starburst Galaxy verdict → Try Starburst GalaxyFor vendors Sponsor this spot · #2 · $99/mo →9.2/10★★★★★Try Starburst Galaxy -
Best forOpen-source distributed SQL federation
A flexible open-source engine for querying multiple data systems with ANSI SQL.
9.0/10★★★★☆Visit Trino -
Best forMicrosoft-compatible virtual data platforms
A Microsoft-compatible data virtualization platform with broad modeling, governance, and API coverage.
8.9/10★★★★☆Visit Querona -
Best forAffordable connector-rich federation
A focused, affordable federation layer with broad connectors and practical delivery options.
- REST API access
- Query acceleration
Free plan · 30-day trial Our Query Streams verdict → Visit Query StreamsFor vendors Sponsor this spot · #5 · $59/mo →8.8/10★★★★☆Visit Query Streams -
Best forIBM enterprise data estates
A governed virtual query layer for IBM-centered enterprise data estates.
8.7/10★★★★☆Visit IBM -
Best forEstablished analytics-suite virtualization
A broad enterprise data virtualization layer with strong SQL, governance, and connectivity features.
8.6/10★★★★☆Visit Spotfire -
Best forSemantic virtual graphs with a free plan
A mature semantic virtualization platform with federated queries, reasoning, and a free plan.
8.5/10★★★★☆Visit Stardog -
Best forAI-oriented zero-copy data access
A strong fit for governed, zero-copy data access with AI-ready querying.
- Semantic layer
- REST API access
- Query acceleration
8.4/10★★★★☆Visit Promethium -
Best forOpen-source hybrid federation and acceleration
A broad open-source federation layer for hybrid data applications and AI agents.
- Semantic layer
- REST API access
- Query acceleration
8.3/10★★★★☆Visit Spice.ai -
Best forHybrid entity-centric virtualization
A hybrid platform for unifying, governing, and serving entity-centric enterprise data.
- Semantic layer
- REST API access
- Query acceleration
8.2/10★★★★☆Visit K2view -
Best forLow-code enterprise data federation
A low-code platform for connecting, transforming, governing, and exposing enterprise data.
8.1/10★★★★☆Visit Stone Bond -
Best forAI-connected enterprise data federation
A governed way to connect AI assistants and agents to live enterprise data.
- Semantic layer
- REST API access
- Query acceleration
8.0/10★★★★☆Visit CData -
Best forEnterprises running cross-system queries around Teradata
A Teradata-centered fabric for querying and joining data across connected systems.
- Query acceleration
7.9/10★★★★☆Visit Teradata -
Best forAI-assisted enterprise semantic layers
An AI-assisted semantic layer for governed enterprise data access.
- Semantic layer
- Query acceleration
7.8/10★★★★☆Visit Stratio -
Best forSAP-focused cloud federation
A strong SAP-focused federation platform for teams that need cloud-based access across systems.
7.7/10★★★★☆Visit site -
Best forOpen-source high-performance federation
A high-performance federation engine for querying data across multiple systems.
7.6/10★★★★☆Visit PrestoDB -
Best forOpen-source embeddable virtualization
A flexible, embeddable engine for federated SQL, virtual databases, and data APIs.
7.5/10★★★★☆Visit Teiid -
Best forMulti-protocol semantic data virtualization
A broad, standards-based server for querying and serving heterogeneous data virtually.
- Semantic layer
- REST API access
- Query acceleration
Free plan · pricing on request · 30-day trial Our Virtuoso Universal Server verdict → Visit OpenLink7.4/10★★★★☆Visit OpenLink -
Best forSAS-centered governed federation
A mature SAS-centered server for governed, cross-source data access and federation.
7.3/10★★★★☆Visit SAS -
Best forOpen-source schema-free SQL federation
A flexible choice for querying heterogeneous data without centralized schemas.
7.2/10★★★★☆Visit Apache Drill -
Best forOpen-source modern SQL and AI federation
A focused open-source layer for querying live data through SQL, APIs, and AI endpoints.
- Semantic layer
- REST API access
- Query acceleration
7.1/10★★★★☆Visit Kubling -
Best forOntology-driven relational virtualization
Open-source semantic virtualization for querying relational data as RDF.
7.0/10★★★★☆Visit Ontop -
Best forUnified customer profile data
A focused customer data platform for connecting, governing, and activating customer profiles.
6.0/10★★★☆☆Visit SAP
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 1 | Denodo Platform | No | 9.3 | |
| 2 | Starburst Galaxy | Yes | $0.50/unit usage-based | 9.2 |
| 3 | Trino | Yes | Free | 9.0 |
| 4 | Querona | No | 8.9 | |
| 5 | Query Streams | Yes | $15/mo | 8.8 |
| 6 | IBM Data Virtualization | No | 8.7 | |
| 7 | Spotfire Data Virtualization | No | 8.6 | |
| 8 | Stardog | Yes | 8.5 | |
| 9 | Promethium | 8.4 | ||
| 10 | Spice.ai OSS | Yes | Free | 8.3 |
| 11 | K2view Dynamic Data Virtualization | No | 8.2 | |
| 12 | Enterprise Enabler | 8.1 | ||
| 13 | CData Connect AI | No | 8.0 | |
| 14 | Teradata QueryGrid | 7.9 | ||
| 15 | Stratio Semantic Layer | 7.8 | ||
| 16 | Virtual Data Platform | 7.7 | ||
| 17 | PrestoDB | Free | 7.6 | |
| 18 | Teiid | Free | 7.5 | |
| 19 | Virtuoso Universal Server | Yes | 7.4 | |
| 20 | SAS Federation Server | 7.3 | ||
| 21 | Apache Drill | Free | 7.2 | |
| 22 | Kubling | Free | 7.1 | |
| 23 | Ontop | Free | 7.0 | |
| 24 | SAP Customer Data Platform | No | 6.0 |
Head-to-head All 13 comparisons →
- Denodo Platform vs Query Streams
- Denodo Platform vs Spotfire Data Virtualization
- Starburst Galaxy vs Query Streams
- Starburst Galaxy vs Spotfire Data Virtualization
- Trino vs Query Streams
- Trino vs Spotfire Data Virtualization
- Querona vs Query Streams
- Querona vs Spotfire Data Virtualization
- Query Streams vs IBM Data Virtualization
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How we rank data virtualization 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