DBDB.io The Encyclopedia of Database Systems · Est. 2017
Login

Database of Databases

A curated reference guide for implementations of the world's most important type of software.

↵ to browse
Browse All Leaderboards New in 2026
Hyper Databases! I Think Hyper Means Fast?!? Wisconsin Database Systems University of Wisconsin Database Academic Database Projects Research Systems Built at Universities

Browse by Data Model

14 Models
Relational 473 Key-Value 248 Document / XML 217 Graph 91 Object-Oriented 64 Vector 50 Triplestore / RDF 28 Column Family / Wide-Column 28 Array / Matrix 22 Network 10 Multi-Value 7 Hierarchical 7 Entity-Relationship 4 Entity-Attribute-Value 2

Featured System

Updated Weekly
RavenDB
RavenDB

RavenDB

Key-Value Database System

RavenDB is a full-transactional NoSQL ACID-compliant database and is developed by Hibernating Rhinos. RavenDB is designed to operate and be deployed in a distributed cluster, combining both on-premis…

Since 2009 AI-Assisted AGPL v3
Read entry

The Leaderboards

Updated Daily

Most Recent

Newly modified entries
Xodus Xodus Document / XML 5d ago voidDB voidDB Key-Value 5d ago CnosDB CnosDB Relational 6d ago ConceptBase.cc ConceptBase.cc Object-Oriented 10d ago SO Sonnerie Relational 11d ago

Most Viewed

Last 30 days
Oracle Oracle Key-Value · Graph · Triplestore / RDF · Document / XML · Relational -8% Derby Derby Relational +3% Heroic Heroic Key-Value -28% DynamoDB DynamoDB Document / XML · Key-Value -31% RedisGraph RedisGraph Graph -4%

Most Edited

Last 30 days
SereneDB SereneDB Relational 2 CloverDB CloverDB Document / XML 1 CnosDB CnosDB Relational 1 ConceptBase.cc ConceptBase.cc Object-Oriented 1 Dremio Dremio Relational 1