JanusGraph

A scalable distributed graph database for large-scale graph storage and querying

Also known as
janusgraph

What is JanusGraph?

A database system that stores and queries extremely large graphs spread across multiple machines, enabling many users to run complex lookups simultaneously with strong transaction guarantees and support for batch analytics.

Independently observed

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.

Pricing as of verify at live pricing ↗Independently observed
Open sourceFree tier

Fully open source under Apache 2 license. No commercial licensing 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.

Model
Graph model
Property graph
Query language(s)
Gremlin
Transactions
ACID transactions
Full
Consistency model
Tunable
Architecture
Storage
Pluggable backend
Distributed / scale
Sharded
Replication / HA
OLTP vs OLAP
Both
Deployment
Deployment
Self-hosted
Search
Full-text search
Via index
Built-in vector search
-
Licensing
Licence class
Permissive OSS
Portability
openCypher / TinkerPop standard
Independently observed

Platform & deployment

Independently observed
Platforms
  • CLI
  • Web
Deployment
  • Self-hosted

Integrations (19)

Independently observed
  • Apache Cassandra
  • Apache HBase
  • Google Cloud Bigtable
  • Oracle BerkeleyDB
  • ScyllaDB
  • Elasticsearch
  • Apache Solr
  • Apache Lucene
  • Apache Spark
  • Aerospike
  • DynamoDB
  • FoundationDB
  • Gremlin
  • Apache TinkerPop
  • Arcade Analytics
  • Graphexp
  • Graph Explorer
  • Graphlytic
  • ReGraph

Security & compliance

Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality

JanusGraph FAQ

Common questions about JanusGraph, answered from independent, dated evidence.

What is JanusGraph?

A database system that stores and queries extremely large graphs spread across multiple machines, enabling many users to run complex lookups simultaneously with strong transaction guarantees and support for batch analytics. It is indexed under Graph Databases.

Source: https://janusgraph.org

Is JanusGraph free to use?

JanusGraph is open source, so it can be self-hosted and used at no licence cost. Pricing changes often, so verify at source before relying on it.

Source: https://janusgraph.org

What platforms does JanusGraph support?

JanusGraph supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.

Source: https://janusgraph.org

Can JanusGraph be self-hosted?

Yes. JanusGraph can be deployed on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.

Source: https://janusgraph.org

What does JanusGraph integrate with?

We have confirmed 14 integrations for JanusGraph, including Apache Cassandra, Apache HBase, Google Cloud Bigtable, Oracle BerkeleyDB, ScyllaDB, Elasticsearch, Apache Solr and Apache Lucene, plus 6 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.

Source: https://janusgraph.org

JanusGraph alternatives

Other graph databases we track, ranked by the same independent score.

All JanusGraph alternatives, ranked →

Compare JanusGraph

Side by side against other graph databases, attribute by attribute, with a source on every value.

Independent · unbought · dated

The vioscaleAI 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.

Balanced composite 41 / 100
medium · 68%
Signal contributions to the composite score
SignalScoreWeightContributionEvidence
Release cadence590.084.8
Capabilities460.083.7
Security score650.053.5
Stars710.053.3
Dependent projects400.052.2
Integrations340.051.8
Development activity100.141.3
Security posture00.120.0-
Package downloads00.040.0-
Developer Q&A activity00.140.0-

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

AttributeValueEvidence
Commits last 30d1mediumsource · 2026-09-11 · 65%

Adoption

AttributeValueEvidence
Dependent repos250highsource · 2026-09-11 · 85%
Github stars5,836highsource · 2026-09-11 · 90%

Content

AttributeValueEvidence
Faq5 itemsmediumsource · 2026-09-10 · 60%

Features

AttributeValueEvidence
CapabilitiesStorage: pluggable · Workload: both · Deployment: self_hosted · Consistency: tunable · Distributed: sharded · Graph model: property_graphmediumsource · 2026-09-14 · 60%

Integrations

AttributeValueEvidence
Count14mediumsource · 2026-08-14 · 60%

Language

AttributeValueEvidence
PrimaryJavahighsource · 2026-09-11 · 90%

Pricing

AttributeValueEvidence
Free tierYesmediumsource · 2026-09-14 · 60%
Modelopen_sourcemediumsource · 2026-09-14 · 60%
Price levelfreemediumsource · 2026-09-14 · 60%
TransparentYesmediumsource · 2026-08-14 · 60%

Release

AttributeValueEvidence
Cadence days74mediumsource · 2026-09-11 · 70%
History20 itemsmediumsource · 2026-09-11 · 70%

Reliability

AttributeValueEvidence
Status pageYesmediumsource · 2026-08-01 · 60%

Security

AttributeValueEvidence
Scorecard6.5highsource · 2026-09-11 · 90%
VulnerabilitiesCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.janusgraph%3Ajanusgraph-core&per_page=100 · Last 12m: 0highsource · 2026-09-11 · 90%
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