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Apache Rya

Apache Rya is a free, open-source RDF triple store for scalable storage, retrieval, and analysis of RDF data.

Place
#16 of 26
Score
6.0
Apache Rya's website

What Apache Rya is

Apache Rya is a free, open-source RDF triple store for scalable storage, retrieval, and analysis of RDF data. It supports SPARQL queries and RDF/XML, N-Triples, Turtle, N3, TriX, and TriG formats. The project describes storage, indexing, and query processing that scale to billions of triples across multiple nodes. Rya is built on Apache Accumulo and also implements a MongoDB backend, with hybrid deployment options and reasoning support. Release 3.2.11 highlighted Spark, revived Giraph, and GeoWave integrations, added Kafka export for the Rya trigger service, and introduced multi-variable GeoSPARQL functions with combined geospatial and temporal indexing for Mongo-backed Rya. Distribution is available as source and through Maven. The downloads page lists version 4.0.1, dated 22 December 2020, as the newest source release and advises verifying source files with a PGP signature or SHA-512 hash. Apache License 2.0 governs the project. The community directs usage questions to its developer mailing list and welcomes bug reports, patches, code, Javadocs, and documentation contributions.

Good

  • SPARQL querying for RDF data
  • Scale described to billions of triples
  • Accumulo and MongoDB backends
  • Reasoning and geospatial capabilities
  • Source and Maven distribution

Watch out

  • Newest listed release dates to 2020
  • No free trial
  • Self-managed deployment options

Who it suits

Rya suits teams managing large, distributed RDF datasets that need SPARQL, reasoning, and multiple RDF formats. It also fits projects using Accumulo or MongoDB backends.

Verdict

Apache Rya offers a scalable RDF store with SPARQL, reasoning, multiple backends, and geospatial integrations. Its older listed release and self-managed deployment model should be considered before adoption.

Plans and prices

From Apache Rya's own pricing page, checked 7 Oct 2026.

All about pricing
PlanPriceWhat it gives you
Apache RyaFreeOpen-source project; source distribution and Maven artifact

The facts

Each one read from Apache Rya's own pages, with the date it was checked.

What it does

Analytics integrations
Release 3.2.11 highlights Spark support, revived Giraph support, and GeoWave support.checked 7 Oct 2026
Backends
Rya is built on Apache Accumulo and also implements a MongoDB backend.checked 7 Oct 2026
Community
The project invites users to report bugs, submit patches, and contribute code, Javadocs, and documentation.checked 7 Oct 2026
Distribution
Rya is released as a source artifact and through Maven.checked 7 Oct 2026
Geospatial features
Release 3.2.11 added multi-variable GeoSPARQL functions and combined geospatial and temporal indexing support for Mongo-backed Rya.checked 7 Oct 2026
Intended use
The project describes Rya as a cloud-based RDF triple store designed for scalable RDF data management.checked 7 Oct 2026
Latest listed release
The downloads page lists version 4.0.1, dated 22 December 2020, as its newest source release.checked 7 Oct 2026
License
The project website states that Apache Rya is licensed under the Apache License, Version 2.0.checked 7 Oct 2026
Purpose
Apache Rya is a Big Data triple store for scalable storage, retrieval, and analysis of RDF data.checked 7 Oct 2026
Querying
Rya supports SPARQL queries for accessing RDF data.checked 7 Oct 2026
Release verification
The downloads page instructs users to verify source distributions with a PGP signature or SHA-512 hash.checked 7 Oct 2026
Scale
The project says its storage, indexing, and query processing techniques scale to billions of triples across multiple nodes.checked 7 Oct 2026
Streaming integration
Release 3.2.11 added support for exporting to Kafka for the Rya trigger service.checked 7 Oct 2026
Support
The community page directs users to the dev mailing list for usage questions and help.checked 7 Oct 2026

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