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
CWI Database Systems Centrum Wiskunde & Informatica Databases Listed on Wikipedia Systems That Have a Wikipedia Entry Obscure Programming Languages Systems Writtens In Uncommon Languages

Browse by Data Model

14 Models
Relational 477 Key-Value 251 Document / XML 218 Graph 94 Object-Oriented 64 Vector 54 Triplestore / RDF 28 Column Family / Wide-Column 28 Array / Matrix 22 Network 10 Hierarchical 8 Multi-Value 7 Entity-Relationship 4 Entity-Attribute-Value 2

Featured System

Updated Weekly
Scylla
Scylla

Scylla

Key-Value Database System

ScyllaDB is an open-source distributed wide-column NoSQL database offering high availability, scalability and fault-tolerance, all while maintaining predictable low latencies and high throughput. Scy…

Since 2014 AI-Assisted AGPL v3
Read entry

The Leaderboards

Updated Daily

Most Recent

Newly modified entries
PocketBase PocketBase Relational today Chroma Chroma Document / XML 3d ago CockroachDB CockroachDB Relational 5d ago PolarDB PolarDB Relational 6d ago TimescaleDB TimescaleDB Relational 6d ago

Most Viewed

Last 30 days
Oracle Oracle Key-Value · Graph · Triplestore / RDF · Document / XML · Relational -37% Heroic Heroic Key-Value -59% TileDB TileDB Array / Matrix -39% JanusGraph JanusGraph Graph -44% Derby Derby Relational -71%

Most Edited

Last 30 days
HydraDB HydraDB Graph 4 AsaDB AsaDB Relational 3 CamusDB CamusDB Key-Value · Relational 3 JabrDB JabrDB 3 MO Model 204 Entity-Attribute-Value 3