DbSetup is an open-source Java API that helps you setup your database data to execute DAO/Repository unit tests. It plays in the same league as tools like DBUnit, but is much simpler, and focuses on a single task: populate the database with test data.

DBSync for MS Access & PostgreSQL is an efficient converter which performs easy conversion and synchronization between MS Access (mdb) and PostgreSQL databases. Scheduler gives you an opportunity to run DBSync for MS Access & PostgreSQL program on a user defined schedule that means that you can run programs without user input after having scheduled it once. DBSync for MS Access & PostgreSQL supports Unicode that allows you to make language special symbols displayed correctly. Improved usability, brand new design and changeable skins are supplemented with Multilanguage support. DBSync for MS Access & PostgreSQL converts Primary keys, Indexes and foreign keys (relationships). Renaming fields, indexes before synchronization is also available. Detection of possible conversion errors at customization stage greatly facilitate configuring of the conversion settings. Sessions support allows you to save all your settings and restore them afterwards. DBSync for MS Access & PostgreSQL provides high speed of synchronization that noticeably exceeds average showing in this category.

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

Devart ODBC Driver for PostgreSQL provides high-performance and feature-rich connectivity solution for ODBC-based applications to access PostgreSQL databases from Windows, Linux, MacOS, both 32-bit and 64-bit. Full support for standard ODBC API functions and data types implemented in our driver makes interaction of your database applications with PostgreSQL fast, easy and extremely handy.

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.

dotConnect for PostgreSQL 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.

EasyQuery.NET Silverlight edition lets your users get the data they want without any assistance from the developer. This outstanding solution allows users to create queries to your database using a friendly graphical interface which looks to them as just a statement in their native language. EasyQuery.NET library is a set of native .NET classes and components which adds end-user-oriented query builder into your .NET Sliverlight application.

As the name suggests, EasyQuery.NET WebForms is a user-friendly solution for building database queries. This ASP.NET query builder will make things easier for the users of your web based ASP.NET applications and with it, they will be able to extract the information from the database that they are specifically looking for. The set of components is also exceptionally easy to use from a developer's viewpoint as well, providing an efficient and reliable solution. New queries simply take a few clicks of the mouse to build.

EasyQuery.NET WPF edition lets your users get the data they want without any assistance from the developer. This outstanding solution allows users to create queries to your database using a friendly graphical interface which looks to them as just a statement in their native language. EasyQuery.NET library is a set of native .NET classes and components which adds end-user-oriented query builder into your .NET WPF application.

The Eclipse Persistence Services Project (EclipseLink) project's goal is to provide a complete persistence framework that is both comprehensive and universal. It will run in any Java environment and read and write objects to virtually any type of data source, including relational databases, XML, or EIS systems.