Graph Database Free Download - Ontotext Graph DB ™

Build 360° Data View!

Establish Master Data as Linked Data.

Leverage Legacy Data as Knowledge Graph.

Graph DB 8.1

Serve Enterprise Linked Data

Hundreds of billions of facts building the World Knowledge Graph are available in
the Linked Open Data cloud. Even more are gathered as Proprietary Data Sets.
Make them work for you!

Leverage Legacy Data

Transform Data from Common Formats

GraphDB 8 features a new ETL tool – OntoRefine – an embedded and extended high-class open source library that allows you to do many ETL (extract, transform and load) tasks over tabular data via an intuitive user interface.

    • Extract tabular data from files such as CSV, Excel, JSON, Google sheets, etc.;
    • Transform and clean your data in a new powerful graphical interface;
    • Load tabular data to your knowledge graph via a standard virtual endpoint;
    • Enjoy the full power of working with your data as a graph!

Transform Data from Common Formats

Publish and Share GraphDB 8.1

Establish Interlinked Master Data

Publish & Share Linked Data

Convey the knowledge hidden in your Master Data by interlinking catalogue items; clients or prospects; world’s shared information of people, organizations and locations; or any other important objects of knowledge or entities in your enterprise world.

Get an integrated view to all your autonomous enterprise data sources by managing  your master data according to the Linked Data principles and benefit from:

    • Efficient mechanism for data integration and а many-to-one data reference;
    • Standardized paradigm for unambiguous reference to your data;
    • Continuous data integration and provenance  tracking;
    • Access to enormous world’s common knowledge available as Open Data;
    • Single entry point to all your knowledge;
    • Instant Master Data sharing with public or private access control.

Build 360° Data View

Integrate Your Data as a Knowledge Graph

Get the best of both worlds:

    • Keep the data ownership where it belongs;
    • Integrate all aspects of your knowledge (via a Master Data reference).

GraphDB supports the so-called “named graphs”, where each dataset lives in its own space and can be manipulated individually. Still, all data is available within a single knowledge graph – an integrated data view for querying and analytics.

GraphDB 8.1 Resources

Visual graph GraphDB 8.1

Explore the Knowledge Graph

Find out how your data is interconnected

Navigate your instance data with an interactive graph explorer:

    • Discover hidden relations;
    • See your information in context.

GraphDB’s visual graph enables you to get familiar with the data fast and easy, without having to write SPARQL queries.

Fully-functional Semantic Graph Database

Everything You Need from a Semantic Graph Database

From a technical standpoint, GraphDB 8 stays up to date with the latest graph database requirements:

    • Powerful with visual data access and exploration tools;
    • W3C standards compliant;
    • Integrated with open source tools;
    • Easy setup with one-click installation;
    • Business critical services under control.

RDF4j GraphDB 8.1

Business Critical Applications of Graph DB

Probably the highest profile application of semantic technology to date, BBC’s 2010 World Cup web site is delivered using the OWLIM Enterprise semantic repository. A famous “call to action” by John O’Donovan (Chief Technical Architect, BBC) has spurred a flurry of semantic technology activity in world-known media companies, particularly in the UK and US.


KT Corporation, is the leading South Korean integrated telecommunication service provider. KT has an information and communications business that has the largest market share of the South Korean local telephone and high-speed Internet business. Megapass is a broadband telecommunication service offered by KT, which is using Graph DB as database.

How to Try Ontotext Products?

On Premise

In the Cloud

GraphDB Free Edition icon

Graph DB Free

Fully featured semantic graph database freely available
for download. Offering a limited amount of
processing capabilities.


Graph DB Cloud

Database as a service solution for small or medium database size and query load. No investment in software licenses, provisioning or maintaining a server.

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