CFF Explorer's main window, displaying the menu, the toolbar, the file manager and various information about the currently opened file. 

The File Header feature of CFF Explorer displays important data about the file header including machine, number of sections, timestamp and other characteristics. 

CFF Explorer's Resource Directory feature shows all the resource directory entries and also their IDs and names. 

The Address Converter helps you convert an address from the hex format to an ASCII value. 

The Rebuilder allows you to rebuild the PE header of the current file and customize the processing options. 

The UPX utility lets you configure the UPX packing process and choose the directories to be packed. 

CFF Explorer's Preferences window allows you to customize the security level of the application and decide if you want to open multiple drag&drop files in the same instance.