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MySQL

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  Analyzed about 15 hours ago

MySQL, the most popular Open Source SQL database management system, is developed, distributed, and supported by Oracle Corporation.

3.93M lines of code

143 current contributors

5 months since last commit

9,461 users on Open Hub

Moderate Activity
4.30288
   
3 Reviews
I Use This
Mostly written in C++
Licenses: gpl
Tags clustering database database_server dbi embedded engine gis jdbc lamp mysql odbc posix 6 more...

PostgreSQL Database Server

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  Analyzed about 8 hours ago

PostgreSQL is a powerful, open source relational database system. It has more than 15 years of active development and a proven architecture that has earned it a strong reputation for reliability, data integrity, and correctness. It runs on all major operating systems, including Linux, UNIX (AIX ... [More] , BSD, HP-UX, SGI IRIX, Mac OS X, Solaris, Tru64), and Windows. [Less]

1.22M lines of code

27 current contributors

1 day since last commit

2,105 users on Open Hub

Very High Activity
4.63686
   
5 Reviews
I Use This
Mostly written in C
Licenses: postgresql
Tags acid clustering database database_server dbi dbms engine gis jdbc odbc posix postgres 8 more...

SQLite

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  Analyzed 1 day ago

887K lines of code

6 current contributors

3 days since last commit

1,477 users on Open Hub

Very High Activity
4.44828
   
1 Review
I Use This
Mostly written in C
Licenses: sqlite
Tags database development dms embedded engine odbc query relational server sql sqlite

HyperSQL Database Engine

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  Analyzed about 4 hours ago

hsqldb is a relational database engine written in Java with a JDBC driver that supports a subset of ANSI SQL:1999. It offers a small, fast database engine. Embedded and server modes are available. It includes tools such as a minimal Web server, in-memory query and management tools (which can be run ... [More] as applets or servlets, too), a test framework, PHP compatibility, Eclipse and NetBeans IDE compatibility, and a number of demonstration examples. [Less]

262K lines of code

0 current contributors

4 days since last commit

216 users on Open Hub

Very Low Activity
4.04651
   
1 Review
I Use This
Mostly written in Java
Licenses: BSD-3-Clause
Tags database database_server dbms development embedded engine front-ends gis hsql hsqldb http_server java 23 more...

MariaDB

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  Analyzed about 18 hours ago

MariaDB is one of the most popular database servers in the world. It’s made by the original developers of MySQL and guaranteed to stay open source.

3.77M lines of code

100 current contributors

24 days since last commit

156 users on Open Hub

Very High Activity
4.53846
   
0 Reviews
I Use This
Mostly written in C
Licenses: gpl
Tags database database_server engine innodb lamp mariadb mysql oltp open-source rdbms relational replication 4 more...

Firebird

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  Analyzed about 24 hours ago

Firebird is a relational database offering many ANSI/ISO SQL standard features that runs on Linux, Windows, and a variety of Unix platforms. Firebird offers excellent concurrency, high performance, and powerful language support for stored procedures and triggers. It has been used in production ... [More] systems, under a variety of names, since 1981. Firebird is a commercially independent project of C++ programmers, technical advisors and supporters developing and enhancing a multi-platform relational database management system based on the source code released by Inprise Corp (now known as Borland Software Corp) on 25 July, 2000. Join the Firebird Foundation The software is completely free of any registration, licensing or deployment fees. It may be deployed freely for use with any third-party [Less]

1.31M lines of code

29 current contributors

4 days since last commit

107 users on Open Hub

High Activity
4.56522
   
1 Review
I Use This
Mostly written in C++
Licenses: Initial_D..., InterBase...
Tags acid c c++ cplusplus database database_server dbms embedded engine firebird ibsurgeon interbase 15 more...

H2 Database Engine

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  Analyzed about 8 hours ago

H2 is an SQL database engine written in Java. It is very fast and small (about 1 MB), and supports embedded, server, and clustering modes. A browser based console application is included. Disk based and in-memory tables and databases are supported. Some of its features are transactions ... [More] isolation, multi-version concurrency (MVCC), table level locking, encrypted databases, fulltext search, and strong security. The main API is JDBC, however ODBC and others are also supported via PostgreSQL network protocol compatibility. [Less]

286K lines of code

30 current contributors

7 days since last commit

72 users on Open Hub

Moderate Activity
4.82759
   
0 Reviews
I Use This
Mostly written in Java
Licenses: eclipse, mozilla_p...
Tags database database_server embedded hsql hsqldb java jdbc odbc relational sql tools

OpenLink Virtuoso (Open-Source Edition)

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  Analyzed about 10 hours ago

Virtuoso is a scalable cross-platform server that combines Relational, Graph, and Document Data Management with Web Application Server and Web Services Platform functionality.

2.44M lines of code

9 current contributors

19 days since last commit

19 users on Open Hub

High Activity
4.81818
   
0 Reviews
I Use This
Mostly written in C
Licenses: GPL2
Tags acid database databases database_server graphdb jdbc odbc openlink rdbms relational sparql sparqlendpoint 6 more...

Drizzle

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  Analyzed 4 months ago

A database designed for the typical Web usage patterns for a database. It is being designed for massive concurrency on modern multi-cpu/core architecture. The code is originally derived from MySQL.

1.43M lines of code

0 current contributors

over 10 years since last commit

13 users on Open Hub

Activity Not Available
4.8
   
0 Reviews
I Use This
Mostly written in C++
Licenses: BSD-3-Clause, gpl
Tags bsd database engine innodb lamp linux mysql osx posix rdbms relational smp 2 more...

jOOQ

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  No analysis available

jOOQ effectively combines complex SQL, typesafety, source code generation, active records, stored procedures, advanced data types, and Java in a fluent, intuitive DSL.

0 lines of code

10 current contributors

0 since last commit

12 users on Open Hub

Activity Not Available
5.0
 
0 Reviews
I Use This
Mostly written in language not available
Licenses: apache_2
Tags activerecord codegeneration database db2 derby development firebird framework h2 hsql hsqldb java 17 more...