BlazeGraph vs Memgraph

BlazeGraph is a rdf database; Memgraph is a property graph database. BlazeGraph (2007, GPL-2.0, Java) ranks #78 this month; Memgraph (2020-05, BUSL-1.1, C++) ranks #4. They differ on 23 of 46 surveyed features.

Attribute BlazeGraph #78 = Growing Memgraph #4 = Leader
At a glance
Rank #78#4
Score 41.470.8
GitHub stars 9874.6k
Popularity 53.672.8
Activity 30.580.9
Community 34.761.0
Research 50.062.6
Fundamentals
Description An RDF database supporting billions of edges on a single machine. Uses an alternative approach to RDF reification that enables property graph-like capabilities. Notable as the backend for Wikidata's query service.An in-memory property graph database with ACID transactions and strong consistency. Includes the MAGE library of graph algorithms and supports real-time streaming ingestion.
Vendor SYSTAPMemgraph
Model RDFProperty Graph
Kind databasedatabase
Category EstablishedEnterprise
First released 20072020-05
Status inactive — Last release in 2019. Project largely dormant, though still used by Wikidata.active
License GPL-2.0BUSL-1.1
Written in JavaC++
Query languages SPARQL, GremlinopenCypher
gdotv support yesyes

Feature scores 23 of 46 rows differ

Feature BlazeGraphMemgraph
Community & Business
Active development ·✓
Commercial support ·✓
Live community 0.250.5
Open Source ✓·
Pricing ··
Trendiness ✓0.25
Deployment
Containerization ·✓
Work as dedicated instance ✓✓
Work as embedded ✓·
Testing in-memory version ·0.75
Platform
Operating on Linux 0.75✓
Operating on Windows 0.750.5
SaaS offering ·✓
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 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 ··
Multiple isolation levels ✓·
Read committed transaction ✓✓
Transaction support ✓✓
Schema & Security
Constraints ·✓
Schema support ·0.75
Secondary indexes ✓✓
Server side procedures ✓✓
Triggers ·✓
Authentication ·✓
Authorization ·✓
Data encryption ··