JanusGraph
Distributed, open source, massively scalable graph database
- Also known as
- janusgraph
What is JanusGraph?
JanusGraph is a scalable graph database optimized for storing and querying graphs containing hundreds of billions of vertices and edges distributed across a multi-machine cluster. All functionality is free under the Apache 2 license.
JanusGraph pricing
We don't have JanusGraph's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
Fully open source. No commercial licenses required.
What JanusGraph does
The capabilities that matter for graph databases, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Graph model
- Property graph
- Query language(s)
- Gremlin
- ACID transactions
- Full
- Consistency model
- Tunable
- Storage
- Pluggable backend
- Distributed / scale
- Clustered
- Replication / HA
- ✓
- OLTP vs OLAP
- Both
- Deployment
- Self-hosted
- Full-text search
- Via index
- Built-in vector search
- ✗
- Licence class
- Permissive OSS
- openCypher / TinkerPop standard
- ✓
Platform & deployment
Independently observed- On-premise
- Self-hosted
Integrations (7)
Independently observed- Apache Cassandra
- Apache HBase
- Google Cloud Bigtable
- Elasticsearch
- Apache Spark
- DynamoDB
- FoundationDB
JanusGraph alternatives
Other graph databases we track, ranked by the same independent score.
- TigerGraphGraph Database for Real-Time AI & Analyticslow · 29%
- Neo4jThe knowledge layer that makes AI precise, trusted, and built to scalelow · 16%
- FalkorDBUltra-fast, Multi-tenant Graph Database Powering GenAIlow · 41%
- MemgraphHigh performance, in-memory, for real-timelow · 30%
- DgraphThe only open, complete graph database used at terabyte-scale to power real-time use caseslow · 27%
- OrientDBThe first multimodel databaselow · 30%
The Vioscale score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for JanusGraph, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Capabilities | 46 | 17.00 | 778.9 | ✓ |
| Release Cadence | 59 | 12.00 | 706.7 | ✓ |
| Pricing Transparency | 80 | 8.00 | 640.0 | ✓ |
| Github Activity | 32 | 20.00 | 629.6 | ✓ |
| Price Level | 100 | 6.00 | 600.0 | ✓ |
| Reliability | 50 | 10.00 | 500.0 | ✓ |
| Github Stars | 71 | 7.00 | 497.1 | ✓ |
| Integrations | 37 | 8.00 | 299.3 | ✓ |
| Security Posture | 0 | 18.00 | 0.0 | - |
| Package Downloads | 0 | 6.00 | 0.0 | - |
| Stackoverflow Activity | 0 | 20.00 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 9 | mediumsource · 2026-08-01 · 65% |
Adoption
| Attribute | Value | Evidence |
|---|---|---|
| Github stars | 5,817 | highsource · 2026-08-01 · 90% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | {"storage":"pluggable","workload":"both","deployment":"self_hosted","consistency":"tunable","distributed":"clustered","graph_model":"property_graph","licence_class":"permissive","vector_search":false,"query_language":"Gremlin","replication_ha":true,"full_text_search":"via_index","standard_support":true,"acid_transactions":"full"} | mediumsource · 2026-08-01 · 60% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 19 | mediumsource · 2026-08-01 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | Java | highsource · 2026-08-01 · 90% |
Pricing
Release
| Attribute | Value | Evidence |
|---|---|---|
| Cadence days | 74 | mediumsource · 2026-08-01 · 70% |
Reliability
| Attribute | Value | Evidence |
|---|---|---|
| Status page | Yes | mediumsource · 2026-08-01 · 60% |