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 Named "Store" When You Don't Want to Use 'DB' Top 10 Oldest Systems The first database systems in history

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
MySQL
MySQL

MySQL

Relational Database System

MySQL is an open-source relational database management system. MySQL is used in many web applications and websites, and there are several commercial databases that are compatible with it. Users inter…

Since 1994 Acquired Company GPL v2
Read entry

The Leaderboards

Updated Daily

Most Recent

Newly modified entries
SwellDB SwellDB Relational 2d ago ClickHouse Cloud ClickHouse Cloud Relational 4d ago ByConity ByConity Relational 9d ago FoxPro FoxPro Relational 9d ago Rdb/VMS Rdb/VMS Relational 9d ago

Most Viewed

Last 30 days
Oracle Oracle Key-Value · Graph · Triplestore / RDF · Document / XML · Relational +1021% LMDB LMDB Key-Value +8% DynamoDB DynamoDB Document / XML · Key-Value +505% PostgreSQL PostgreSQL Relational +405% Derby Derby Relational +922%

Most Edited

Last 30 days
HeavyDB HeavyDB Relational 4 HE HelinDB Key-Value 3 MMKV MMKV Key-Value 3 Arroyo Arroyo Relational 2 ClickHouse Cloud ClickHouse Cloud Relational 2