Side by side
metaphactory vs Stardog
Both stand on knowledge graph software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free trial APILinuxSelf-hosted+1
metaphactory combines knowledge-graph modeling, governance, discovery and AI assistance for enterprise data environments. Its deployment choices and broad integrations support complex programs, while pricing and support options require direct discussion.
Visit metaphactory
Free plan AndroidAPIiPhone+5
Stardog offers data virtualization, semantic querying, and knowledge-graph tools across several deployment options. The free plan is commercially usable, but omits several capabilities and limits stored edges.
Visit StardogThe facts
| metaphactory | Stardog | |
|---|---|---|
| Free plan | A free trial | Yes |
| Open source | Not published | No |
| Runs on | API, Linux, Self-hosted, Web | Android, API, iPhone, Linux, Mac, Self-hosted, Web, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 4 |
| Maker | Not published | Not published |
| Website | metaphacts.com | stardog.com |
| On knowledge graph software | #19 of 33 | #15 of 33 |
metaphactory: what it does well
- Semantic modeling and governance controls
- Context-grounded AI answers and modeling assistance
- Connections to major cloud data platforms
- SPARQL interfaces and REST query APIs
- Unlimited users per instance license
What to know first
- Pricing requires contacting metaphacts
- No free plan
- Standard support limited to German business hours
- Enterprise deployment may require technical teams
Stardog: what it does well
- Virtualizes data without moving or copying it
- Applies business rules during queries
- Supports SPARQL, GraphQL, and W3C RDF
- Runs in managed cloud, customer cloud, or on premises
- Free commercial plan includes up to three databases
What to know first
- Free plan is limited to 1 million stored edges
- Free plan excludes high availability and backups
- Free plan excludes LDAP and the full breadth of Connectors
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