The MCUXpresso IDE has a versatile way to generate binary, S19, or Intel Hex files using post-build steps. For creating hex and binary files ‘ad-hoc’, I can use the Binary context menu on the. The custom editor extension sample includes a simple example custom binary editor for paw draw files (which are just jpeg files that end with sroaden.sitew file extension). Let's take a look at what goes into building a custom editor for binary files. Dec 21, · Microsoft Office Excel (version and newer) is the primary software program used to open XLSB files and edit XLSB files. If you have an earlier version of Excel, you can still open, edit, and save XLSB files with it, but you have to install the free Microsoft Office Compatibility Pack first.