The Cabsdk.exe file is the self-extracting, executable file that contains all the files of the Cabinet SDK. After you download the file, double-click the .exe file to extract the files.
NOTE: You can only use these files on Intel platforms.
The Cabinet API is documented here:
Other Cabinet resources can be found in the Windows SDK:
Article ID: 310618 - Last Review: May 23, 2014 - Revision: 1