Databases with Synchronous Replication Fault Tolerance


	Consus Abandoned	2015	Key-Value	Synchronous Replication	Abandoned
DA	DataBlitz OLTP	1993	Relational	Asynchronous Replication, Synchronous Replication	OLTP
	HollowDB Abandoned Blockchain	2023	Key-Value	Synchronous Replication	Abandoned Blockchain
	Multigres Middleware AI-Assisted	2025	Relational	Synchronous Replication	Middleware AI-Assisted
	Oxia AI-Assisted	2021	Key-Value	Synchronous Replication	AI-Assisted
	RonDB OLTP AI-Assisted	2020	Key-Value, Relational	Conflict Resolution, Synchronous Replication, Asynchronous Replication	OLTP AI-Assisted
SB	sboxdb	2024	Relational	Synchronous Replication
	solidDB Acquired Company OLTP	1992	Relational	Asynchronous Replication, Conflict Resolution, Synchronous Replication	Acquired Company OLTP
	SQLite.Cloud OLTP Hosting Service	2020	Relational	Synchronous Replication	OLTP Hosting Service
	StarRocks OLAP AI-Assisted	2021	Relational, Column Family / Wide-Column	Quorum-based Replication, Read Repair, Synchronous Replication, Asynchronous Replication	OLAP AI-Assisted
	Supra Server SQL Acquired Company OLTP	1989	Relational	Synchronous Replication	Acquired Company OLTP
	Tanzu GemFire Cache Acquired Company NoSQL	2002	Key-Value	Asynchronous Replication, Synchronous Replication	Cache Acquired Company NoSQL
	TigerBeetle	2020	Relational	Synchronous Replication
	Venice AI-Assisted	2014	Document / XML	Synchronous Replication	AI-Assisted
	WarehousePG Forked Code AI-Assisted	2025	Relational	Asynchronous Replication, Synchronous Replication	Forked Code AI-Assisted
	YugabyteDB Forked Code OLTP AI-Assisted	2016	Key-Value, Relational	Synchronous Replication	Forked Code OLTP AI-Assisted