DeDRM Tools 6.5.1 Released

Version 6.5.1 of the tools is now available. Please update to the latest version if you are having issues. can be downloaded from

Three minor changes in 6.5.1:

  • Removed debugging dialog from Mac App.
  • Updated plugin version number correctly.
  • No alterations to DRM-free PDFs when importing to calibre.

Changes in 6.5.0:

  • A fix for some more previously unknown Topaz tags.
  • A big update to the Macintosh application, so that keys are only retrieved when necessary, and all possible keys will be retrieved and tried.

To leave a comment, see the previous post: DRM Removal Tools for eBooks.