Fluree vs HelixDB
Fluree is a rdf database; HelixDB is a other database. Fluree (2018, EPL-2.0, Rust) ranks #31 this month; HelixDB (2025-02, AGPL-3.0, Rust) ranks #15.
| Attribute |  Fluree |  HelixDB |
|---|---|---|
| At a glance | ||
| Rank | #31 | #15 |
| Score | 55.0 | 60.0 |
| GitHub stars | 441 | 5.7k |
| Popularity | 53.8 | 65.8 |
| Activity | 81.9 | 74.0 |
| Community | 35.8 | 59.3 |
| Research | 52.0 | 50.4 |
| Fundamentals | ||
| Description | An immutable, append-only RDF graph database using JSON-LD as its data format. Features a blockchain-inspired ledger for data provenance and fine-grained access control policies. | An open-source graph-vector database combining graph traversals with vector and keyword search, targeting AI and RAG applications. |
| Vendor | Fluree | HelixDB |
| Model | RDF | Other |
| Kind | database | database |
| Category | Growing | Emerging |
| First released | 2018 | 2025-02 |
| Status | active | active |
| License | EPL-2.0 | AGPL-3.0 |
| Written in | Rust | Rust |
| Query languages | FlureeQL, SPARQL, GraphQL | HelixQL |
| gdotv support | no | no |
Feature scores — not surveyed for HelixDB
| Feature | Fluree | HelixDB |
|---|---|---|
| Community & Business | ||
| Active development | ✓ | — |
| Commercial support | ✓ | — |
| Live community | 0.5 | — |
| Open Source | ✓ | — |
| Pricing | · | — |
| Trendiness | 0.5 | — |
| 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 | ✓ | — |
| 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 | 0.75 | — |
| Schema support | 0.5 | — |
| Secondary indexes | ✓ | — |
| Server side procedures | · | — |
| Triggers | · | — |
| Authentication | ✓ | — |
| Authorization | ✓ | — |
| Data encryption | ✓ | — |
Links
- Fluree · website · github · full profile
- HelixDB · website · github · full profile