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Head-to-head · RDF Databases

GraphDB vs Fluree DB

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score GraphDB #1 in RDF Databases 9.3/10 Free plan · pricing on request Free plan✓ 3 of 3 features Visit GraphDB
Fluree DB #4 in RDF Databases 8.9/10 Free plan Free plan✓ 3 of 3 features Visit Fluree

GraphDB leads on 0 checks, Fluree DB on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGraphDB · 9.3/10
  • Free planboth

GraphDB scores higher on our rubric for rdf databases: 9.3 against 8.9 out of 10; our editors rank them #1 and #4.

GraphDB is the better fit for teams needing a polished RDF platform. Fluree DB is the better fit for modern open-source RDF with search and lineage.

  • GraphDB fits best

    Teams needing a polished RDF platform

  • Fluree DB fits best

    Modern open-source RDF with search and lineage

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 GraphDB 9.3/10 Visit ↗ Fluree DB 8.9/10 Visit ↗
At a glance
Editor score 9.3 8.9
Ranking #1 in RDF Databases #4 in RDF Databases
Best for Teams needing a polished RDF platform Modern open-source RDF with search and lineage
Pricing model Free plan + paid Free
Starting price — Free
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted, Desktop Cloud, Self-hosted
Platforms Web, Windows, macOS, Linux Web
Support Email, Community, Docs Email, Community, Docs
Integrations 9 integrations 300+ integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features GraphDB 3/3 · Fluree DB 3/3
Reasoning support ✓ ✓
RDF-star support ✓ ✓
Federated queries ✓ ✓
Specs
Deployment options Hybrid Not checked yet
SPARQL support Sparql 1.1 Sparql 1.1
Supported RDF formats Turtle, Turtle-star, TriG, TriG-star, N3, N-Triples, N-Quads, JSON-LD, NDJSON-LD, RDF/JSON, RDF/XML, TriX, BinaryRDF JSON-LD, Turtle, N-Triples, N-Quads, TriG
Our review
Pros
  • Supports SPARQL 1.1, reasoning, RDF-star, and federated queries
  • Includes Workbench, REST, RDF4J APIs, and broad connectors
  • Enterprise adds clustering and multi-region deployments
  • Free open-source plan with local and self-hosted deployment
  • Combines reasoning, time travel, branching, and query-time policies
  • Built-in BM25 full-text, HNSW vector, and federated search
Cons
  • Enterprise pricing requires contacting sales
  • Free edition supports only a single query in parallel
  • GraphDB is not open source
  • Enterprise pricing is custom
  • The feature set may exceed the needs of simple RDF projects
  • Cloud deployment is offered, but plan-level cloud details are limited
Our verdict

GraphDB is an RDF and SPARQL semantic graph database for developers, data scientists, knowledge engineers, administrators, and enterprises. It stores and queries RDF data, supports SPARQL 1.1 query, update, and protocol operations, and…

Read the review →

Fluree DB is an open-source semantic graph database for developers and organizations building governed knowledge graphs and AI data foundations. It stores RDF data in an immutable, temporal ledger and supports JSON-LD, SPARQL 1.1, RDFS,…

Read the review →
  1. GraphDBRDF Databases 9.3Free plan · pricing on request
  2. Fluree DBRDF Databases 8.9Free plan

Strengths and trade-offs

  • GraphDB — where it wins

    • Supports SPARQL 1.1, reasoning, RDF-star, and federated queries
    • Includes Workbench, REST, RDF4J APIs, and broad connectors
    • Enterprise adds clustering and multi-region deployments

    Where it doesn't

    • Enterprise pricing requires contacting sales
    • Free edition supports only a single query in parallel
    • GraphDB is not open source

  • Fluree DB — where it wins

    • Free open-source plan with local and self-hosted deployment
    • Combines reasoning, time travel, branching, and query-time policies
    • Built-in BM25 full-text, HNSW vector, and federated search

    Where it doesn't

    • Enterprise pricing is custom
    • The feature set may exceed the needs of simple RDF projects
    • Cloud deployment is offered, but plan-level cloud details are limited
  • GraphDB9.3/10 · Free plan · pricing on request

    A broad RDF platform with a free edition and enterprise-grade deployment options.

    Visit GraphDBFull verdict →
  • Fluree DB8.9/10 · Free plan

    An open-source RDF database for governed knowledge graphs and AI data foundations.

    Visit FlureeFull verdict →

More comparisons

All RDF databases comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update