MySQL
MySQL (/maɪ ˌɛs kjuː ˈɛl/ "My S-Q-L", officially, but also called /maɪ ˈsiːk wəl/ "My Sequel") is (as of July 2013) the world's second most widely used relational database management system (RDBMS) an...
MySQL - Wikipedia
PostgreSQL
PostgreSQL, often simply "Postgres", is an object-relational database management system (ORDBMS) with an emphasis on extensibility and standards-compliance. As a database server, its primary function ...
Metakit
Metakit is an embedded database library with a small footprint. It fills the gap between flat-file, relational, object-oriented, and tree-structured databases, supporting relational joins, serializati...
CouchDB
Apache CouchDB, commonly referred to as CouchDB, is an open source database that focuses on ease of use and on being "a database that completely embraces the web". It is a document-oriented NoSQL data...
CouchDB - Wikipedia
Database Management Library
Database Management Library (DBL) is a relational database management system (RDBMS) contained in a C++ programming library. The DBL source code is available under the terms of the GNU General Public ...
TokuMX
‘TokuMX' is an open source distribution of MongoDB which, among other things, replaces the default B-tree data structure found in the basic MongoDB distribution with a Fractal tree index. It is a dr...
TokuDB
TokuDB is an open source, high-performance storage engine for MySQL and MariaDB. It achieves this by using a Fractal tree index. It is a scalable, ACID and MVCC compliant storage engine that provides ...
Tarantool
Tarantool is an open-source NoSQL database management system and Lua application server. It maintains databases in memory and ensures crash resistance with Write-ahead logging. It includes a Lua inter...
PostGIS
PostGIS (/ˈpoʊstdʒɪs/ POST-jis) is an open source software program that adds support for geographic objects to the PostgreSQL object-relational database. PostGIS follows the Simple Features for SQL sp...
PostGIS - Wikipedia
DaDaBIK
DaDaBIK is a commercial software (formerly GPL) written in PHP for quickly creating a CRUD (create, read, update, delete) database front-end or a simple database-driven application without coding. The...
VoltDB
VoltDB is an in-memory database designed by several well-known database system researchers, including Michael Stonebraker (who was involved in Ingres and PostgreSQL), Sam Madden, and Daniel Abadi. It ...
SQLite
SQLite (/ˌɛskjuːɛlˈlaɪt/ or /ˈsiːkwəl.laɪt/) is a relational database management system contained in a C programming library. In contrast to other database management systems, SQLite is not a client–s...
InnoDB
InnoDB is a storage engine for MySQL. MySQL 5.5 and later use it by default. It provides the standard ACID-compliant transaction features, along with foreign key support (Declarative Referential Integ...
CUBRID
CUBRID (/ˈkjuːbrɪd/ "cube-rid") is an open source SQL-based relational database management system (RDBMS) with object extensions developed by Naver Corporation for web applications. The name CUBRID is...
CUBRID - Wikipedia
Berkeley DB
Berkeley DB (BDB) is a software library that provides a high-performance embedded database for key/value data.Berkeley DB is written in C with API bindings for C++, C#, PHP, Java, Perl, Python, Ruby, ...
MonetDB
MonetDB is an open source column-oriented database management system developed at the Centrum Wiskunde & Informatica (CWI) in the Netherlands.It was designed to provide high performance on complex...
MonetDB - Wikipedia
Gadfly (database)
Gadfly is a relational database management system written in Python. Gadfly is a collection of Python modules that provides relational database functionality entirely implemented in Python. It support...
MongoDB
MongoDB (from humongous) is a cross-platform document-oriented database. Classified as a NoSQL database, MongoDB eschews the traditional table-based relational database structure in favor of JSON-like...
Couchbase, Inc.
Couchbase, Inc. is a software company that develops and provides commercial packages and support for Couchbase Server, an open-source, NoSQL, document-oriented database that can be used both as a docu...
Couchbase, Inc. - Wikipedia
PL/Perl
PL/Perl (Procedural Language/Perl) is a procedural language supported by the PostgreSQL RDBMS.PL/Perl, as an imperative programming language, allows more control than the relational algebra of SQL.Pro...
Navicat
Navicat is a series of graphical database management and development software produced by PremiumSoft CyberTech Ltd. for MySQL, MariaDB, Oracle, SQLite, PostgreSQL and Microsoft SQL Server. It has an ...
Navicat - Wikipedia
Comparison of MySQL database engines
This is a comparison between the available database engines for the MySQL database management system (DBMS). A database engine (or "storage engine") is the underlying software component that a DBMS us...
RRDtool
RRDtool (acronym for round-robin database tool) aims to handle time-series data like network bandwidth, temperatures, CPU load, etc. The data are stored in a circular buffer based database, thus the ...
RRDtool - Wikipedia
Calpont
InfiniDB (formerly Calpont Corporation) is a database management software company based in Frisco, Texas. The company develops InfiniDB, a scalable, software-only columnar database management system ...
Redis
Redis is a data structure server. It is open-source, networked, in-memory, and stores keys with optional durability. The development of Redis has been sponsored by Pivotal Software since May 2013; bef...
EnterpriseDB
EnterpriseDB is a privately held American company that provides enterprise class software subscriptions, support, and tools for PostgreSQL. The company sells its software products through subscriptio...