De-DRM

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Contents:

eBooks #

Tools:

Installation for Calibre:

brew cask install calibre

For DeDRM:

Using the DeDRM plugin with the Calibre command line interface

Audible Audiobooks #

Extract encryption keys: https://github.com/inAudible-NG/audible-activator

Then:

ffmpeg -activation_bytes XXXXXXXX -i in.AAX out.mp3

Or for m4b, without transcoding, keeping all metadata:

ffmpeg -activation_bytes XXXXXXXX -i in.AAX -c copy out.m4b