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Top Free RDF Databases

Check out our list of free RDF Databases. Products featured on this list are the ones that offer a free trial version. As with most free versions, there are limitations, typically time or features.

If you'd like to see more products and to evaluate additional feature options, compare all RDF Databases to ensure you get the right product.

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G2 takes pride in showing unbiased reviews on user satisfaction in our ratings and reports. We do not allow paid placements in any of our ratings, rankings, or reports. Learn about our scoring methodologies.
4 RDF Databases Products Available
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MarkLogic
By Progress Software
(65)4.3 out of 5
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Entry Level Price:Starting at $20.00
  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    The MarkLogic Data Hub Platform integrates and curates your enterprise data to provide immediate business value. Running on a NoSQL foundation for speed and scale, it’s multi-model, elastic, transacti

    Users
    No information available
    Industries
    • Information Technology and Services
    • Computer Software
    Market Segment
    • 54% Enterprise
    • 25% Small-Business
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • Verified User in Computer Software
    UC
    MarkLogic is a one-stop solution for our official works like search engine, database platform and knowledge transfer. MarkLogic runs on Non-Sql... Read review
    Abdalla H.
    AH
    Fast pipelines relying on its multi-model approach to handle any incoming data sources Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    Progress Software
    Company Website
    Year Founded
    1981
    HQ Location
    Burlington, MA.
    Twitter
    @ProgressSW
    50,183 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    3,615 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

The MarkLogic Data Hub Platform integrates and curates your enterprise data to provide immediate business value. Running on a NoSQL foundation for speed and scale, it’s multi-model, elastic, transacti

Users
No information available
Industries
  • Information Technology and Services
  • Computer Software
Market Segment
  • 54% Enterprise
  • 25% Small-Business
Verified User in Computer Software
UC
MarkLogic is a one-stop solution for our official works like search engine, database platform and knowledge transfer. MarkLogic runs on Non-Sql... Read review
Abdalla H.
AH
Fast pipelines relying on its multi-model approach to handle any incoming data sources Read review
Seller Details
Seller
Progress Software
Company Website
Year Founded
1981
HQ Location
Burlington, MA.
Twitter
@ProgressSW
50,183 Twitter followers
LinkedIn® Page
www.linkedin.com
3,615 employees on LinkedIn®
Learn more
RDFox
By Oxford Semantic Technologies
(14)4.8 out of 5
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  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    RDFox is a high-performance in-memory knowledge graph and semantic reasoner. Optimised for speed and advanced reasoning, it affords query and loading times that are orders of magnitudes faster than al

    Users
    No information available
    Industries
    No information available
    Market Segment
    • 36% Small-Business
    • 29% Enterprise
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • Verified User
    U
    * Low barrier to entry; graph visualizations; easy data upload; in-memory persistence. * Responsive support team * Enterprise features: HA,... Read review
    Luis Angel M.
    LM
    It has a low entry barrier, and the learning curve is reasonable. Great support from the RDFox team! They helped us greatly on integrate it with... Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    Oxford Semantic Technologies
    Year Founded
    2017
    HQ Location
    Oxford, GB
    Twitter
    @oxfordsemantic
    1,667 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    20 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

RDFox is a high-performance in-memory knowledge graph and semantic reasoner. Optimised for speed and advanced reasoning, it affords query and loading times that are orders of magnitudes faster than al

Users
No information available
Industries
No information available
Market Segment
  • 36% Small-Business
  • 29% Enterprise
Verified User
U
* Low barrier to entry; graph visualizations; easy data upload; in-memory persistence. * Responsive support team * Enterprise features: HA,... Read review
Luis Angel M.
LM
It has a low entry barrier, and the learning curve is reasonable. Great support from the RDFox team! They helped us greatly on integrate it with... Read review
Seller Details
Seller
Oxford Semantic Technologies
Year Founded
2017
HQ Location
Oxford, GB
Twitter
@oxfordsemantic
1,667 Twitter followers
LinkedIn® Page
www.linkedin.com
20 employees on LinkedIn®
Learn more

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Stardog
By Stardog Union
(17)4.3 out of 5
Save to My Lists
  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    Stardog is a reusable, scalable knowledge graph platform that enables enterprises to unify all their data, including data sources and databases of every type, to get the answers needed to drive busine

    Users
    No information available
    Industries
    No information available
    Market Segment
    • 41% Small-Business
    • 29% Enterprise
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • Verified User in Accounting
    IA
    Stardog is one shop stop for end to end data management. This is best integration tool to connect multiple tools and derive useful Insights based... Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    Stardog Union
    HQ Location
    Arlington, VA
    Twitter
    @StardogHQ
    4,100 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    81 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

Stardog is a reusable, scalable knowledge graph platform that enables enterprises to unify all their data, including data sources and databases of every type, to get the answers needed to drive busine

Users
No information available
Industries
No information available
Market Segment
  • 41% Small-Business
  • 29% Enterprise
Verified User in Accounting
IA
Stardog is one shop stop for end to end data management. This is best integration tool to connect multiple tools and derive useful Insights based... Read review
Seller Details
Seller
Stardog Union
HQ Location
Arlington, VA
Twitter
@StardogHQ
4,100 Twitter followers
LinkedIn® Page
www.linkedin.com
81 employees on LinkedIn®
Learn more
GraphDB
By Ontotext
(6)4.2 out of 5
Save to My Lists
  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    Ontotext GraphDB ™ allows you to link diverse data, index it for semantic search and enrich it via text analysis to build big knowledge graphs. The database is the preferred choice of both small ind

    Users
    No information available
    Industries
    No information available
    Market Segment
    • 50% Enterprise
    • 33% Mid-Market
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • Verified User in Higher Education
    UH
    The resources, quick guides, and other information for new users is really helpful for those trying to get into the semantic web and RDF for the... Read review
    Melissa A.
    MA
    With the right knowledge you will be equipped to take advantage of the performance of GraphDB, it is very quick. GDB has some very powerfull... Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    Ontotext
    Year Founded
    2000
    HQ Location
    Sofia, Sofia
    Twitter
    @ontotext
    5,451 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    118 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

Ontotext GraphDB ™ allows you to link diverse data, index it for semantic search and enrich it via text analysis to build big knowledge graphs. The database is the preferred choice of both small ind

Users
No information available
Industries
No information available
Market Segment
  • 50% Enterprise
  • 33% Mid-Market
Verified User in Higher Education
UH
The resources, quick guides, and other information for new users is really helpful for those trying to get into the semantic web and RDF for the... Read review
Melissa A.
MA
With the right knowledge you will be equipped to take advantage of the performance of GraphDB, it is very quick. GDB has some very powerfull... Read review
Seller Details
Seller
Ontotext
Year Founded
2000
HQ Location
Sofia, Sofia
Twitter
@ontotext
5,451 Twitter followers
LinkedIn® Page
www.linkedin.com
118 employees on LinkedIn®
Learn more