Dgraph vs NebulaGraph

Both are property graph databases. Dgraph (2015-12, Apache-2.0, Go) ranks #4 this month; NebulaGraph (2019-05, Apache-2.0, C++) ranks #32. They differ on 14 of 46 surveyed features.

Attribute Dgraph #4 = Leader NebulaGraph #32 ▼1 Growing
At a glance
Rank #4#32
Score 65.447.7
GitHub stars 21.8k12.5k
Popularity 81.072.8
Activity 66.735.5
Community 45.242.6
Research —30.2
Fundamentals
Description A distributed graph database with horizontal scaling and ACID transactions. Uses its own query language (DQL) derived from GraphQL, with automatic shard rebalancing across cluster nodes.A distributed property graph database with separated storage and computation layers, enabling horizontal scaling. Uses a custom SQL-like query language (nGQL) and supports ACID transactions.
Vendor IstariVesoft
Model Property GraphProperty Graph
Kind databasedatabase
Category EnterpriseEstablished
First released 2015-122019-05
Status activeactive
License Apache-2.0Apache-2.0
Written in GoC++
Query languages DQL, GraphQLnGQL
gdotv support yesno

Feature scores 14 of 46 rows differ

Feature DgraphNebulaGraph
Community & Business
Active development ✓✓
Commercial support ✓✓
Live community 0.5✓
Open Source ✓✓
Pricing ··
Trendiness 0.25·
Deployment
Containerization ✓✓
Work as dedicated instance ✓✓
Work as embedded ··
Testing in-memory version ✓·
Platform
Operating on Linux ✓✓
Operating on Windows ✓0.5
SaaS offering ✓0.5
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 0.5✓
Object-Graph Mapper ··
Reactive programming ··
Documentation up-to-date 0.5✓
Binary protocol ✓✓
CLI ·✓
GUI ✓✓
Data Model
Multi-database ··
Graph-native data ✓✓
REST API ✓0.5
Query Language ✓·
Transactions
Granular locking ··
Multiple isolation levels ··
Read committed transaction ·✓
Transaction support ✓✓
Schema & Security
Constraints ··
Schema support ✓✓
Secondary indexes ✓✓
Server side procedures ·✓
Triggers ·✓
Authentication ✓✓
Authorization ✓✓
Data encryption ✓·