d.AP
5.4#27 in knowledge graph softwareAPI
Visitd.AP vs Virtuoso Universal Server
Virtuoso Universal Server
7.9#1 in knowledge graph softwareFrom $99.99 a yearWebAPILinuxmacOS
VisitWhat both publish
| Fact | d.AP | Virtuoso Universal Server |
|---|---|---|
| Founded | 2020 | 1992 |
d.AP plans
- Custom enterprise licensingPriced on request
Virtuoso Universal Server plans
- Personal$99.99 a year
- Developer$199 a year
- Project$499 a year
- EnterprisePriced on request
Pick d.AP if…
It suits enterprises seeking a shared semantic layer for AI agents, applications, and BI across business systems. Teams needing ontology modeling, federated access, SPARQL, and audit traces are the intended audience.
Pick Virtuoso Universal Server if…
You want what its maker publishes above — check its page for the details.