Databases for Linux

Specific applications

SQL/Relational

Free/Open source

* Apache Derby
* FirebirdSQL
* Informix
* InterBase
* MaxDB
* MySQL
* PostgreSQL
* SQLite

Commercial

* Adabas
* Cloudscape
* IBM DB2
* Informix
* Ingres
* mSQL
* Oracle
* Sybase ASE
* Sybase Replication Server
* Sybase EAServer
* SQL Anywhere Studio

Object Oriented

Free/Open source

* db4o
* FramerD
* Ozone
* Zope
Commercial

* ObjectStore
* Sybase IQ

Native XML

* XDMB
* dbXML
* eXist
* Xindice
* 4suite

Misc

* Berkeley DB
* Xbase
Commercial DBMS

* DB2
* Oracle
* Progress 4GL

Free or Open Source DBMS

* Apache Derby
* MySQL
* PostgreSQL
* SQLite
* FireBirdSQL

Database Front Ends

* Postgresql:
o phpPgAdmin web-based administration and access for Postgresql (very good).
o PGAccess the original, TCL/TK GUI for postgresql.
o pgAdmin advanced GUI for multiple platforms.
o Navicat Commercial -- unknown????

* MySQL:
o phpMyAdmin web-based administration and access for MySQL.