Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.
Apache Ignite
YDB is an open source Distributed SQL Database that combines high availability and scalability with strong consistency and ACID transactions
CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.
YugabyteDB - the cloud native distributed SQL database for mission-critical applications.