Visual Comparer 

Visual Comparer it is file compare and merge utility for text files with support strict lexical and syntax highlight of constructions in various programming languages.
file compare merge utility synchronize comparison visual diff difference syntax highlight

IBAdmin 

IBAdmin is full-featured product for InterBase/Firebird database development, deployment and maintainance. Includes full range of tools starting from the basic ER design tool to the Database Comparer and SQL Debugger.
interbase firebird sql debugger visual designer query builder database