Telerik OpenAccess is an Enterprise-grade .Net ORM that does the data access plumbing in desktop and web applications. Supporting forward (model-first) and reverse (schema-first) mapping, the tool offers transparent persistence for your DAL and business objects. OpenAccess ORM provides tight Visual Studio integration and allows you to seamlessly create database independent code. Take full control of the mapping process and generated model with the powerful Visual Designer for OpenAccess ORM and the advanced features for code optimization and caching.

A tool for easy online testing and sharing of database problems and their solutions.

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.

dbForge Schema Compare for Oracle is a powerful schema comparison and synchronization tool for Oracle databases. It can compare multiple database schemas at once, completes the comparison process in seconds, provides a clear grid to analyze differences, and generates an update script for accurate further synchronization.

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.

SymmetricDS is open source software for multi-master database replication, filtered synchronization, or transformation across the network in a heterogeneous environment. It supports multiple subscribers with one direction or bi-directional asynchronous data replication. It uses web and database technologies to replicate tables between relational databases, in near real time if desired. The software was designed to scale for a large number of databases, work across low-bandwidth connections, and withstand periods of network outage.

The new data comparison too for Oracle databases, dbForge Data Compare for Oracle, helps to compare data in Oracle databases, find the differences at a glance, and get a SQL*Plus-compatible synchronization script to effortlessly synchronize data. All this is done in a clear graphical interface.

DBConvert for Oracle and Access is a database migration tool which performs two-way conversion from Oracle databases to Access and from Access to Oracle. The tool is also applicable for Access database migration to another Access database and is quite adept at copying a Oracle database to another Oracle database. DBConvert for Oracle and Access provides the bulk of functional capabilities such as interactive (GUI) mode/command line mode, task planner scheduling, data mapping, data filtering, preverification of possible conversion errors, etc.

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

dbForge Studio for Oracle (formerly known as OraDeveloper Studio) is a powerful Oracle database development tool. With dbForge Studio for Oracle, you can browse databases and edit schema objects, run SQL statements and SQL scripts, debug PL/SQL statements, edit and export table data, synchronize table data and schema changes between databases. You can also make use of query builder, database diagrams, data reports feature.