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Oxford Semantic Technologies is an Oxford University Spinout, founded by three Oxford University Professors.

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The world’s most performant knowledge graph and reasoning engine.
RDFox supports incremental reasoning. The consequences of rules are updated automatically without a restart - icon.
Unrivaled rules-based AI
RDFox is the worlds most performant knowledge graph and semantic reasoning engine - icon.
The best load and query performance available anywhere
RDFox is incredibly lightweight, able to be deployed on-edge and on-device - icon.
Memory-optimised for large data sets and on-device deployment
RDFox support high availability setups - icon.
Enterprise features such as High Availability and Access Control
RDFox is a robust and stable graph database - icon.
Unmatched stability
The RDFox team has decades of experience between them and offer the highest levels of support - icon.
Decades of experience and research out of the University of Oxford
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Now we can do the impossible.
Engineering Director
Dow Jones
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RDFox Applications

The use of knowledge-based AI and knowledge graph technology is rapidly becoming prevalent across multiple industry sectors, covering a vast range of applications. Our clients are leveraging the power of RDFox to solve today’s greatest challenges.

Semantic Search and Personal Recommendations with Knowledge Graphs and AI - dark.

One of the biggest frustrations for consumers and business experts alike is the inability to find the precise product or information that they are looking for, only to be recommended products or information that are unhelpful and irrelevant. RDFox delivers accurate results not seen in other AI or conventional technologies.