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FalkorDB vs HelixDB

FalkorDB: Low-latency graph database using sparse matrices, the maintained successor to RedisGraph. HelixDB: Rust graph-vector database on object storage, queried through typed SDKs for AI apps.

key differences

  • Licensing: FalkorDB is source-available (Server Side Public License v1); HelixDB is open source (permissive) (Apache License 2.0).
  • Transactions: FalkorDB offers limited ACID; HelixDB offers full.
  • Only FalkorDB has geospatial, role-based access.
  • Only HelixDB has transactions.

choose falkordb for

  • +GraphRAG knowledge graphs for LLM apps
  • +Agent and user memory graphs
  • +Migrating off RedisGraph
  • +Real-time recommendation and fraud lookups

best at · Traversal, RAG, Knowledge graph

choose helixdb for

  • +RAG with graph context
  • +Agent memory stores
  • +Semantic search over linked entities
  • +AI app prototypes

best at · RAG, Vector search, Traversal

FalkorDBLow-latency graph database using sparse matrices, the maintained successor to RedisGraph.
HelixDBRust graph-vector database on object storage, queried through typed SDKs for AI apps.
overview
Primary model
Graph
Graph
Also supports
Vector
Vector
Type
Database engine
Database engine
Status
Active
Active
Developer
FalkorDB Ltd.
HelixDB
First release
2023
2025
Latest version
6.0.3 (Oct 22, 2026)
3.5.1 (Oct 8, 2026)
License
Source-availableServer Side Public License v1
Open source (permissive)Apache License 2.0
Free tier
✓
✓
popularity
WhichDB Score
28.5
13.2
Rank
#97
#256
GitHub stars
10.5K
6.2K
Stack Overflow questions
8
–
scale & guarantees
Comfortable data size
Medium (≤ 10 TB)
Medium (≤ 10 TB)
Horizontal scaling
None
None
Multi-region
None
None
ACID
Limited
Full
Consistency
Strong
Strong
Schema
Schemaless
Strict
Architecture
In memory, Primary replica, Client server
Client server, Shared storage, In memory
deployment
Self-hosted
✓
✓
Vendor-managed cloud
✓
✓
Serverless
—
—
Embedded
—
—
Edge
—
—
Clouds
AWS, Google Cloud
AWS
capabilities
Transactions
—
✓
Joins
—
—
Secondary indexes
✓
✓
Full-text search
✓
✓
Vector search
✓
✓
Geospatial
✓
—
JSON
—
—
Change data capture
—
—
Triggers
—
—
Stored procedures
—
—
Materialized views
—
—
TTL / expiry
—
—
Pub/Sub
—
—
Columnar storage
—
—
In-memory
✓
✓
Durable persistence
✓
✓
Compression
—
—
Encryption at rest
—
—
Role-based access
✓
—
Time travel
—
—
Branching
—
—
Online schema changes
—
—
Streaming ingest
—
—
Offline sync
—
—
Runs in WebAssembly
—
—
interfaces
Query languages
Cypher
SDK query builders, JSON query API
Client languages
Python, JavaScript, Java, Go, Rust, C#
Rust, TypeScript, Python, Go
Best for
Traversal, RAG, Knowledge graph, Vector search
RAG, Vector search, Traversal, OLTP
Add more to this comparisonNot sure either fits? Try smart match

FalkorDB vs HelixDB: FAQ

What is the difference between FalkorDB and HelixDB?

FalkorDB: Low-latency graph database using sparse matrices, the maintained successor to RedisGraph. HelixDB: Rust graph-vector database on object storage, queried through typed SDKs for AI apps. Licensing: FalkorDB is source-available (Server Side Public License v1); HelixDB is open source (permissive) (Apache License 2.0). Transactions: FalkorDB offers limited ACID; HelixDB offers full. Only FalkorDB has geospatial, role-based access.

When should I choose FalkorDB over HelixDB?

Choose FalkorDB for GraphRAG knowledge graphs for LLM apps; agent and user memory graphs; and migrating off RedisGraph. Choose HelixDB for RAG with graph context, agent memory stores and semantic search over linked entities.

Is FalkorDB or HelixDB more popular?

FalkorDB ranks #97 on the WhichDB Score (28.5/100) and HelixDB ranks #256 (13.2/100). Popularity is not fit: check the requirements that matter for your project.

Are FalkorDB and HelixDB open source?

Not in the OSI sense. FalkorDB is source-available: you can read the code, but the license restricts some uses, typically offering it as a competing managed service. License: Server Side Public License v1. Yes. HelixDB is open source. License: Apache License 2.0.