Deleaker is a popular extension for all major IDEs and a standalone application for memory leak detection. You can easily integrate into RAD Studio and find memory leaks within your Delphi and C++Builder applications.
Deleaker shows allocated memory, objects, handles, and GDI resources. That means you can find all the issues within your RAD Studio.
Deleaker is not just a tool to find memory leaks, you can utilize it in continuous integration. Deleaker has a command-line tool that can be executed in the Continuous Integration process to automate recording and exporting snapshots to prepare leak reports.
You can find many examples of using Deleaker with Delphi or C++Builder. Here are the official Delphi and C++Builder demos in action.
Head over and check out the Deleaker on the GetIt portal and download it from the IDE.