Delphi Application Peeper (Pro) - Version 2.3 Delphi Application Peeper or DAP is a tool designed to assist software developers, project managers and professional beta-testers in testing new applications and wrtiting bug-reports. It offers powerful and flexible instruments for object investigation within certain applications in real-time and helps to describe them properly. DAP allows you to explore applications made with the following development suites: Borland Delphi (versions 2-6) and Borland C++ Builder (versions 1-5).