ArcadeDB vs CogDB

ArcadeDB is a multiple database; CogDB is a rdf database. ArcadeDB (2021-09, Apache-2.0, Java) ranks #9 this month; CogDB (2018-07, MIT, Python) ranks #123. They differ on 28 of 46 surveyed features.

Attribute	ArcadeDB #9 ▲1 Leader	CogDB #123 ▼2 Emerging
At a glance
Rank	#9	#123
Score	65.4	27.5
GitHub stars	1.2k	398
Popularity	54.7	41.1
Activity	76.8	67.6
Community	59.0	30.3
Research	74.7	50.0
Fundamentals
Description	A multi-model database inspired by OrientDB, supporting graphs, documents, key-value, time-series, and search. Uses RAFT-based replication for high availability.	An embedded graph database for Python with built-in persistence, traversal, and semantic vector search. It runs entirely in-process, stores graph data as triples, and exposes Torque, a Python-native API for querying relationships.
Vendor	ArcadeDB	NodeFn Inc.
Model	Multiple	RDF
Kind	database	embedded
Category	Growing	Emerging
First released	2021-09	2018-07
Status	active	active
License	Apache-2.0	MIT
Written in	Java	Python
Query languages	SQL, openCypher, Gremlin, GraphQL	Custom API
gdotv support	yes	no