OpenLink Virtuoso Open-Source Edition (VOS) is a multi-model RDBMS platform providing high-performance and scalable data management. It integrates relational, graph and document data models within a single database engine.
VOS includes Data-Integration Middleware with support for ODBC and JDBC, facilitating connection and interaction between data sources and provides data-exchange and transformation capabilities.
VOS includes an HTTP(S) Application Server Platform for deploying web applications and services. It provides built-in support for web standards and protocols. Building on this, VOS is a Linked Data deployment platform with support for RDF, SPARQL and semantic web applications.
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Virtuoso Server
- Downloading prebuilt binaries for Linux, macOS or Windows from Github releases
- Running Virtuoso via Docker
- Building from source on Linux, macOS and Windows
- Upgrading from previous versions
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Optional Components
- JDBC drivers and providers for Jena and RDF4j are available from Maven Central
- Integration with GeoSPARQL
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Recent commits, News and ChangeLog
- Database Administration Manual
- VOS Wiki
- SPARQL ANYTIME implementation notes
Security vulnerabilities may be reported by following the instructions in SECURITY.md.
Issues with Virtuoso may be reported by opening a Github issue, providing a summary, description and steps to reproduce.
Assistance is available via our OpenLink Community forums, or if covered by a support contract, you can also create a Support Case through the OpenLink Support Site.
See our policy for notes on managing this git repository.
VOS is licensed under the GNU General Public License Version 2, dated June 1991.
The Virtuoso Open-Source Edition (VOS) project acknowledges incorporation of code from several other projects. See CREDITS for details.
- OpenLink Virtuoso (Commercial Edition) https://virtuoso.openlinksw.com/
- OpenLink Software corporate home https://www.openlinksw.com/