Databases · Database of Databases


	AlaSQL AI-Assisted	2014	Document / XML, Relational	AI-Assisted
AL	Allbase/SQL	—	—
	AriaSQL Abandoned	2024	Relational	Abandoned
	Aurora DSQL Serverless OLTP	2023	Relational	Serverless OLTP
	Azure SQL Database Hosting Service	2009	Relational	Hosting Service
	Beagle SQL Abandoned	1996	Relational	Abandoned
	BlazingSQL OLAP Abandoned Failed Company	2015	Relational	OLAP Abandoned Failed Company
CH	ChaiSQL	2018	Document / XML
	Cloud SQL Hosting Service	2012	Relational	Hosting Service
	CovenantSQL Abandoned Blockchain	2018	Relational	Abandoned Blockchain
	CSQL Failed Company	2005	Relational	Failed Company
	cubeSQL Acquired Company	2003	Relational	Acquired Company
	DeviceSQL Streaming	1998	Relational	Streaming
	ElaSQL Abandoned	2016	Relational	Abandoned
EV	EvolvSQL OLTP	2026	Relational	OLTP
	FirstSQL/J Failed Company	2001	Relational	Failed Company
GN	GNU SQL Server	1997	Relational
	GreatSQL	2020	Relational
	HFSQL	—	—
	HyperSQL	2001	Relational
	InfiniSQL Abandoned OLTP	2013	Relational	Abandoned OLTP
JA	JameSQL NoSQL	2024	Document / XML	NoSQL
	JSqlDb	2017	Document / XML
	Just Logic/SQL	1994	Relational
	ksqlDB Streaming AI-Assisted	2017	Key/Value, Relational	Streaming AI-Assisted
	libSQL Forked Code OLTP	2022	Relational	Forked Code OLTP
	LocalSQL	2001	Relational
	Mckoi SQL Database Abandoned Failed Company	1998	Relational	Abandoned Failed Company
	Mimer SQL	1974	Relational
	mSQL	1994	Relational
	MySQL Acquired Company	1994	Relational	Acquired Company
	NonStop SQL Acquired Company OLTP	1987	Relational	Acquired Company OLTP
	NoSQL Object Database Acquired Company NoSQL	1988	Object-Oriented	Acquired Company NoSQL
	OctoSQL Query Engine Abandoned	2019	Relational	Query Engine Abandoned
	OpenBase SQL Failed Company	1991	Relational	Failed Company
	Oracle NoSQL NoSQL	2011	Key/Value	NoSQL
	OxidSQL	2022	Relational
	Pervasive PSQL Acquired Company	1996	Key/Value, Relational	Acquired Company
	picoSQL Abandoned	1995	Relational	Abandoned
	pocketSQL Abandoned	2001	Relational	Abandoned
	PostgreSQL OLTP	1986	Relational	OLTP
	RamSQL	2014	Relational
	RediSQL Abandoned	2016	Relational	Abandoned
	SchemafreeSQL	2012	Document / XML
	SchoonerSQL Acquired Company OLTP	2007	Relational	Acquired Company OLTP
	shsql	2002	Relational
	SKSQL Abandoned	2021	Relational	Abandoned
	SmallSQL Abandoned	2005	Relational	Abandoned
	Spark SQL OLAP AI-Assisted	2014	—	OLAP AI-Assisted
	SQL Anywhere Acquired Company	1992	Relational	Acquired Company
	SQLBase Acquired Company	1984	Relational	Acquired Company
SQ	SQL/DS	1981	Relational
	SQLflex	—	Relational
	SQLite OLTP	2000	Relational	OLTP
	SQLite.Cloud OLTP Hosting Service	2020	Relational	OLTP Hosting Service
	SQL Server	1988	Relational
	StellarSQL Abandoned	2018	Relational	Abandoned
	Strozzi NoSQL	1989	Relational
	Supra Server SQL Acquired Company OLTP	1989	Relational	Acquired Company OLTP
	TDSQL	2012	Key/Value, Document / XML, Relational
	ThinkSQL Abandoned	2000	Relational	Abandoned
TI	tinySQL xBase Abandoned	2003	Relational	xBase Abandoned
	ts-sql Abandoned	2020	Relational	Abandoned
	UDS/SQL	—	Network
	UniSQL Acquired Company	1991	Relational	Acquired Company
	VectorSQL OLAP Abandoned	2020	Relational	OLAP Abandoned
	vFabric SQLFire	—	—
	VillageSQL Forked Code OLTP Revival Project AI-Assisted	2025	Relational	Forked Code OLTP Revival Project AI-Assisted
VS	vsql	2021	Relational
	WebScaleSQL Forked Code Abandoned	2014	Relational	Forked Code Abandoned
	YARD-SQL Failed Company	1996	Relational	Failed Company
	zeeSQL	—	—