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MySQL Community Edition is a freely downloadable version of the world's most popular open source database that is supported by an active community of open source developers and enthusiasts.

SQLite is a software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine. SQLite is the most widely deployed SQL database engine in the world. The source...

PostgreSQL is a powerful, open source object-relational database system. It has more than 15 years of active development and a proven architecture that has earned it a strong reputation for …

SQL Server delivers on Microsoft’s Data Platform vision by helping your organization manage your data by enabling you to store data from structured, semi-structured, and unstructured documents within the...

MariaDB is a backward compatible, drop-in replacement of the MySQL® Database Server. It includes all major open source storage engines. The source code for MariaDB is publically available from...

SQL Server Express Edition is the next version of MSDE and is a free, easy-to-use, lightweight, and embeddable version of SQL Server. Continue reading to learn more about the benefits …

CUBRID is a comprehensive GPL/BSD open source relational database management system highly optimized for Web Applications. CUBRID is being developed in C/C++. Includes native HA, online hot backup, and other...

Alpha Five is a relational database management system and Rapid Application Development system (RAD) for building Windows desktop and Web (including AJAX) applications.The most recent version of the...

Valentina Server brings together two advanced technologies into one extremely fast and powerful platform: the acclaimed Valentina DB and enterprise class Valentina Reports. Fast, easy to use and free. ...

DB2 offers industry leading performance, scale, and reliability on your choice of platform from Linux to z/OS. DB2 supports storing XML and relational data and offers SQL PL and PL/SQL …

Firebird is a relational database offering many ANSI SQL-92 features that runs on Linux, Windows, and a variety of Unix platforms. Firebird offers excellent concurrency, high performance, and powerful language...

Mimer SQL is an SQL-based relational database management system from the Swedish company Mimer Information Technology AB (formerly: Upright Database Technology AB), which has been developed and produced since...

H2 is a relational database management system written in Java. It can be embedded in Java applications or run in the client-server mode. The disk footprint (size of the jar …

HBase is an open source, non-relational, distributed database modeled after Google's BigTable and is written in Java. It is developed as part of Apache Software Foundation's Apache Hadoop project and...

Clustrix is the leading scale-out SQL database engineered for the cloud. With Clustrix, you can scale transaction throughput, run real-time analytics, and simplify operations.

NuoDB is a distributed database that can be deployed in any datacenter, in any cloud, anywhere, without the compromises inherent in other New SQL solutions.

Mini SQL, or mSQL, is a lightweight database engine designed to provide fast access to stored data with low memory requirements. As its name implies, mSQL offers a subset of …

Lotus Approach is the award-winning relational database designed to manage, analyze and report on business information. It offers breakthrough ease of use, unprecedented cross-product integration,...

Actian PSQL combines a NoSQL transactional engine and a SQL relational engine to deliver a zero-DBA database platform for business applications.

Enea Polyhedra is a family of the two main products Polyhedra IMDB and Polyhedra FlashLite. Both are relational database systems, sharing the same SQL engine, the same client server architecture …

Home of Scimore Distributed SQL database and Scimore Embedded SQL database. Both supports SQL, ACID for both DDL&DML, advanced query prioritization and multiversioning concurrency protocol, so read...