HASH
6.7#12 in knowledge graph softwareFrom $20 a monthFree planWebAPIExtensionSelf-hosted
VisitHASH vs Virtuoso Universal Server
Virtuoso Universal Server
7.9#1 in knowledge graph softwareFrom $99.99 a yearWebAPILinuxmacOS
VisitWhat both publish
| Fact | HASH | Virtuoso Universal Server |
|---|---|---|
| Company | HASH says it is based in London, Berlin, and New York. | OpenLink Software is a privately held company founded in 1992. |
| Founded | 2019 | 1992 |
| Product | HASH describes itself as an open-source platform that turns organizational information into an continuously updated world model combining a knowledge graph with a process graph. | Virtuoso is a multi-model DBMS and HTTP-based application server that provides access to disparate data sources. |
| Security | HASH says its information security program follows the SOC 2 framework and that independent third-party assessments, including penetration testing, occur at least annually. | The maker describes fine-grained attribute-based access controls and lists encryption at rest as a commercial feature. |
| Support | The download page directs users to contact support or consult the user guide for help. | Commercial support can include bug fixes, feature enhancements, performance tuning, and consulting, with specifics depending on the agreement. |
HASH plans
- FreeFree
- Plus$20 a month
- Team$30 a month
- UltraPriced on request
Virtuoso Universal Server plans
- Personal$99.99 a year
- Developer$199 a year
- Project$499 a year
- EnterprisePriced on request
Pick HASH if…
HASH suits organizations looking to connect information across tools and use it for analytics, workflows, or AI agents. Self-hosting is aimed at advanced users with technical knowledge.
Pick Virtuoso Universal Server if…
You want what its maker publishes above — check its page for the details.