PL/SQL Editor Plugin for Eclipse using file and database access for auto completion and many standard source editing capabilities of eclipse. Designed to support editing the Oracle based PL/SQL language. Written in java, supported on all platforms.
Elvyx is a tool designed to monitor and profile the jdbc activity on java projects. This jdbc profiler has a server with a built-in db and a client to improve the experience.
Salto Persistence is a object/relational persistence framework for a J2EE environment. It comes with Salto-db generator which uses a templates mechanism to generate Salto-db Dataobjects from any existing JDBC-supported Database.