DbMaintain enables automatic roll-out of updates to a relational database. It brings database scripts into version control just like regular source code and can be used to transparently deploy databases from development to production. DbMaintain automates the part of the deployment which is most difficult to automate, opening the door for fully automated deployments in all stages of development.

DBSync for Oracle and Access is a database synchronization tool
which performs two-way conversion and synchronization from Oracle
databases to Access and from Access to Oracle. The tool is
also applicable for Access database replication to another Access
database and is quite adept at copying a Oracle database to
another Oracle database.

DBSync for Oracle and MS SQL is a database synchronization tool
which performs two-way conversion and synchronization from Oracle
databases to MS SQL server and from MS SQL to Oracle. The tool is
also applicable for MS SQL database replication to another MS SQL
database and is quite adept at copying a Oracle database to
another Oracle database.

DBSync for Oracle and MySQL is a database synchronization tool
which performs two-way conversion and synchronization from Oracle
databases to MySQL server and from MySQL to Oracle. The tool is
also applicable for MySQL database replication to another MySQL
database and is quite adept at copying a Oracle database to
another Oracle database.

deltasql is an advanced Schema Version Control. It is like cvs, but for databases. It allows a team to commonly develop a data model on the fly, while the source code is growing. Branches for production schemas / mySQL, postgreSQL and Oracle supported

This ActiveX helps you to load and export data from/into various datasources such as delimited and fixed width files or ODBC data source into/from Oracle, MS SQL Server or any ODBC compliant database Uses naitive API, Capable of performing calculation during import, may also execute SQL statements before and after Import or Export . Integrated expression builder, comprehensive error log, rejected records file.

DeZign for Databases is an intuitive database design tool for developers and DBA's that can help you model, create and maintain databases. DeZign for Databases uses entity relationship diagrams (ERDs) to graphically design databases and automatically generates the most popular SQL and desktop databases.

DIVA - Database Immersive Visual Analysis: a viewer for databases physical structure that can show you any section of DB in different ways (2D, 2.5D, 3D). Using DIVA users can easily understand connections between tables. It's compatible with: Oracle, MsSQL and MySQL. It can be used with other software for queries creation or with CASE systems. DIVA helps in: query building, DB structure analysis, DB showcase.

dotConnect Express for Oracle is a free of charge database connectivity solution built over ADO.NET architecture and a development framework with number of innovative technologies. It offers basic functionality for developing database-related applications and web sites.

dotConnect for Oracle is an enhanced database connectivity solution built over ADO.NET architecture and a development framework with a number of innovative technologies. dotConnect offers a complete solution for developing database-related applications and web sites. With state of the art ORM solutions such as Entity Framework and LINQ to SQL, it introduces new approaches for designing applications and boosts productivity of database application development.