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Head-to-head · Data Federation Software

Denodo Platform vs Stardog

  • Updated Oct 2026
  • Both researched from official sources
  • 8 checks side by side
Higher score Denodo Platform #1 in Data Federation Software 9.3/10 Pricing on request ✓ 7 of 7 features Visit Denodo
Stardog #6 in Data Federation Software 8.3/10 Free plan Free plan✓ 6 of 7 features Visit Stardog

Denodo Platform leads on 0 checks, Stardog on 1, and 7 are even. Who comes out ahead on the 8 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreDenodo Platform · 9.3/10
  • Free planonly Stardog
  • Most featuresDenodo Platform · 7 of 7

Denodo Platform scores higher on our rubric for data federation software: 9.3 against 8.3 out of 10; our editors rank them #1 and #6.

Stardog offers free plan; Denodo Platform doesn't.

Denodo Platform is the better fit for governed enterprise-wide data federation. Stardog is the better fit for semantic and ontology-driven federation.

  • Denodo Platform fits best

    Governed enterprise-wide data federation

  • Stardog fits best

    Semantic and ontology-driven federation

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.

Side by side

Feature Denodo Platform 9.3/10 Visit ↗ Stardog 8.3/10 Visit ↗
At a glance
Editor score 9.3 8.3
Ranking #1 in Data Federation Software #6 in Data Federation Software
Best for Governed enterprise-wide data federation Semantic and ontology-driven federation
Pricing model Paid Free plan + paid
Starting price — —
Free plan — ✓ (best)
Free trial — —
Deployment Cloud, Self-hosted, Browser extension Cloud, Self-hosted
Platforms Web Web
Support Community, Docs Community, Docs · 24/7
Compliance ISO 27001, GDPR, SSO/SAML SOC 2
Integrations 200+ integrations 20 integrations
Built for Mid-market, Enterprise Mid-market, Enterprise
Features Denodo Platform 7/7 · Stardog 6/7
Cloud hosted ✓ ✓
Self-hosted ✓ ✓
SQL querying ✓ ✓
Query result cache ✓ ✓
Row-level security ✓ (best) Not checked yet
API access ✓ ✓
Scheduled queries ✓ ✓
Our review
Pros
  • Federated access with SQL, REST, and GraphQL support
  • Fine-grained, row-level, and column-level security controls
  • Semantic modeling, caching, scheduling, and a data marketplace
  • Virtual graphs connect relational, NoSQL, file, and SPARQL sources
  • Supports SQL, SPARQL, REST, GraphQL, and programmatic access
  • Semantic reasoning, ontology management, caching, and scheduled triggers
Cons
  • Pricing requires contacting sales
  • Enterprise-oriented scope may exceed lightweight federation needs
  • Higher tiers differ materially in cores, environments, and data volume
  • The Free plan allows up to 1 million stored edges
  • Enterprise deployment includes custom pricing through sales
  • Stardog is proprietary rather than open source
Our verdict

Denodo Platform provides a logical data layer for connecting distributed operational, analytical, cloud, SaaS, API, and legacy sources. It supports federated querying, semantic unification, governed access, data services, selective…

Read the review →

Stardog is a knowledge-graph and semantic data platform for enterprises that need to connect and query distributed data. Its virtual graphs can query remote relational, NoSQL, file, and SPARQL sources, while federated queries combine local…

Read the review →
  1. Denodo PlatformData Federation Software 9.3Pricing on request
  2. StardogData Federation Software 8.3Free plan

Strengths and trade-offs

  • Denodo Platform — where it wins

    • Federated access with SQL, REST, and GraphQL support
    • Fine-grained, row-level, and column-level security controls
    • Semantic modeling, caching, scheduling, and a data marketplace

    Where it doesn't

    • Pricing requires contacting sales
    • Enterprise-oriented scope may exceed lightweight federation needs
    • Higher tiers differ materially in cores, environments, and data volume

  • Stardog — where it wins

    • Virtual graphs connect relational, NoSQL, file, and SPARQL sources
    • Supports SQL, SPARQL, REST, GraphQL, and programmatic access
    • Semantic reasoning, ontology management, caching, and scheduled triggers

    Where it doesn't

    • The Free plan allows up to 1 million stored edges
    • Enterprise deployment includes custom pricing through sales
    • Stardog is proprietary rather than open source
  • Denodo Platform9.3/10 · Pricing on request

    A governed data federation layer with broad access methods, security controls, and enterprise scale.

    Visit DenodoFull verdict →
  • Stardog8.3/10 · Free plan

    A semantic federation platform for querying distributed data through virtual graphs.

    Visit StardogFull verdict →

More comparisons

All data federation software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update