JanusGraph vs Neptune

JanusGraph is a property graph database; Neptune is a multiple database. JanusGraph (2017-04, Apache-2.0, Java) ranks #31 this month; Neptune (2017-11, Proprietary, C++) ranks #14. They differ on 22 of 46 surveyed features.

Attribute JanusGraph #31 ▼4 Strong Neptune #14 ▲2 Strong
At a glance
Rank #31#14
Score 53.461.1
GitHub stars 5.9k—
Popularity 72.761.0
Activity 42.360.9
Community 36.661.8
Research 64.760.4
Fundamentals
Description An open-source distributed property graph database forked from the Titan codebase. Supports pluggable storage backends (Cassandra, HBase, BerkeleyDB) with ACID transactions and native TinkerPop integration.A fully managed graph database service from AWS supporting both property graph and RDF models. Available as Neptune Database (for transactional workloads) and Neptune Analytics (for analytical queries).
Vendor The Linux FoundationAmazon Web Services
Model Property GraphMultiple
Kind databasedatabase
Category EstablishedEnterprise
First released 2017-042017-11
Status activeactive
License Apache-2.0Proprietary
Written in JavaC++
Query languages GremlinGremlin, SPARQL, openCypher
gdotv support yesyes

Feature scores 22 of 46 rows differ

Feature JanusGraphNeptune
Community & Business
Active development ✓✓
Commercial support ·✓
Live community ✓✓
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 ·0.5
Replication support ✓✓
Developer Experience
Data types defined ✓0.5
Logging/Auditing ✓✓
Object-Graph Mapper ··
Reactive programming ·✓
Documentation up-to-date 0.75✓
Binary protocol ✓✓
CLI ✓✓
GUI ·✓
Data Model
Multi-database ✓·
Graph-native data ✓✓
REST API ✓✓
Query Language ✓✓
Transactions
Granular locking 0.5✓
Multiple isolation levels 0.5✓
Read committed transaction 0.5✓
Transaction support ✓✓
Schema & Security
Constraints ✓✓
Schema support ✓0.5
Secondary indexes ✓✓
Server side procedures ··
Triggers 0.5·
Authentication ✓✓
Authorization ✓✓
Data encryption ·✓