ArangoDB vs Cosmos DB

Both are multiple databases. ArangoDB (2012-03, BUSL-1.1, C++) ranks #2 this month; Cosmos DB (2014-08, Proprietary, C++) ranks #29. They differ on 20 of 46 surveyed features.

Attribute ArangoDB #2 = Leader Cosmos DB #29 ▼1 Strong
At a glance
Rank #2#29
Score 76.754.1
GitHub stars 14.3k—
Popularity 89.453.8
Activity 73.949.9
Community 61.239.1
Research 82.887.7
Fundamentals
Description A multi-model database supporting graphs, key-value pairs, and documents in a unified JSON-based data model. Offers both an in-memory storage engine and a RocksDB-based engine for larger datasets.A globally distributed multi-model database service on Microsoft Azure with property graph support through the Apache Gremlin API. Offers multi-region replication and multiple consistency models.
Vendor ArangoDB IncMicrosoft
Model MultipleMultiple
Kind databasedatabase
Category EnterpriseEnterprise
First released 2012-032014-08
Status activeactive
License BUSL-1.1Proprietary
Written in C++C++
Query languages AQLGremlin, SQL
gdotv support noyes

Feature scores 20 of 46 rows differ

Feature ArangoDBCosmos DB
Community & Business
Active development ✓✓
Commercial support ✓✓
Live community 0.50.5
Open Source ✓·
Pricing ·✓
Trendiness 0.25✓
Deployment
Containerization ✓0.5
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 ✓0.5
Data Distribution ✓✓
High-Availability ✓✓
Query Distribution ✓✓
Replication support ✓✓
Developer Experience
Data types defined ✓·
Logging/Auditing ✓✓
Object-Graph Mapper ✓✓
Reactive programming ·✓
Documentation up-to-date ✓✓
Binary protocol ✓·
CLI ✓✓
GUI ✓✓
Data Model
Multi-database ✓✓
Graph-native data ··
REST API ✓✓
Query Language 0.5✓
Transactions
Granular locking ··
Multiple isolation levels ·✓
Read committed transaction ·✓
Transaction support ✓0.5
Schema & Security
Constraints ✓·
Schema support 0.5·
Secondary indexes ✓✓
Server side procedures 0.5✓
Triggers ·✓
Authentication ✓✓
Authorization 0.5✓
Data encryption ✓✓