Comunica vs Stardog
Both are rdf databases queried with SPARQL and GraphQL. Comunica (2018-06, MIT, TypeScript) ranks #28 this month; Stardog (2011, Proprietary, Java) ranks #23.
| Attribute | Comunica | Stardog |
|---|---|---|
| At a glance | ||
| Rank | #28 | #23 |
| Score | 54.3 | 55.7 |
| GitHub stars | 618 | — |
| Popularity | 59.6 | 53.2 |
| Activity | 70.7 | 63.1 |
| Community | 30.3 | 52.9 |
| Research | 50.8 | 50.2 |
| Fundamentals | ||
| Description | A modular SPARQL query engine written in TypeScript that federates queries across heterogeneous linked data sources including SPARQL endpoints, RDF files, HDT archives, and Solid data pods. Runs in both Node.js and browsers. | An RDF-based knowledge graph database with OWL 2 reasoning and property graph extensions. Includes Voicebox, an OpenAI-compatible natural language query interface via LLM integration. |
| Vendor | Comunica Association | Stardog Union |
| Model | RDF | RDF |
| Kind | query-engine | database |
| Category | Emerging | Enterprise |
| First released | 2018-06 | 2011 |
| Status | active | active |
| License | MIT | Proprietary |
| Written in | TypeScript | Java |
| Query languages | SPARQL, GraphQL | SPARQL, SQL, GraphQL |
| gdotv support | no | yes |
Feature scores — not surveyed for Comunica
| Feature | Comunica | Stardog |
|---|---|---|
| Community & Business | ||
| Active development | — | 0.5 |
| Commercial support | — | ✓ |
| Live community | — | ✓ |
| Open Source | — | · |
| Pricing | — | · |
| Trendiness | — | ✓ |
| Deployment | ||
| Containerization | — | ✓ |
| Work as dedicated instance | — | ✓ |
| Work as embedded | — | · |
| Testing in-memory version | — | · |
| Platform | ||
| Operating on Linux | — | ✓ |
| Operating on Windows | — | · |
| SaaS offering | — | ✓ |
| Operations | ||
| Automatic updates | — | · |
| Client side caching | — | · |
| Data versioning support | — | · |
| Live backups | — | ✓ |
| Distribution | ||
| Cluster Re-balancing | — | · |
| Data Distribution | — | · |
| High-Availability | — | ✓ |
| Query Distribution | — | ✓ |
| Replication support | — | ✓ |
| Developer Experience | ||
| Data types defined | — | 0.5 |
| Logging/Auditing | — | ✓ |
| Object-Graph Mapper | — | · |
| Reactive programming | — | ✓ |
| Documentation up-to-date | — | ✓ |
| Binary protocol | — | · |
| CLI | — | ✓ |
| GUI | — | ✓ |
| Data Model | ||
| Multi-database | — | ✓ |
| Graph-native data | — | · |
| REST API | — | ✓ |
| Query Language | — | ✓ |
| Transactions | ||
| Granular locking | — | ✓ |
| Multiple isolation levels | — | ✓ |
| Read committed transaction | — | · |
| Transaction support | — | ✓ |
| Schema & Security | ||
| Constraints | — | ✓ |
| Schema support | — | ✓ |
| Secondary indexes | — | ✓ |
| Server side procedures | — | ✓ |
| Triggers | — | · |
| Authentication | — | ✓ |
| Authorization | — | ✓ |
| Data encryption | — | · |
Links
- Comunica · website · github · full profile
- Stardog · website · full profile