I welcome contributions from others to improve these tools, from expanding the range of books handled, improving key retrieval, to just general bug fixes, speed improvements and UI enhancements. What works for KFX today might not work tomorrow. Note that Amazon changes the DRM for KFX files frequently. It's also available from the MobileRead thread here: Users with calibe 4.x or earlier should use release 6.8.x of the tools.įor the latest Amazon KFX format, users of the calibre plugin should also install the KFX Input plugin from the standard calibre plugin menu. Users with calibre 5.x or later should use release 7.2.0 or later of the tools. The DeDRM plugin handles books that use Amazon DRM, Adobe Digital Editions DRM, Barnes & Noble DRM, and some historical formats. The individual scripts are now released as two plugins for calibre: DeDRM and Obok.

lit ebooks.) This includes the tools from a time before Apprentice Alf had a blog, and continues through to when Apprentice Harper (with help) took over maintenance of the tools. (Except for the Requiem tools for Apple's iBooks, and Convert LIT for Microsoft's. This is a repository that tracks all the scripts and other tools for removing DRM from ebooks that I could find, committed in date order as best as I could manage. If you encounter issues with this plugin in Calibre 4.x or lower, please open a bug report. The v10.0.0 versions of this plugin should both work with Calibre 5.x (Python 3) as well as Calibre 4.x and lower (Python 2).

This plugin will start with version v10.0.0 so there won't be conflicting / duplicate version numbers when Apprentice Harper's version is updated again.

Take a look at the CHANGELOG to see a list of changes since the last version by Apprentice Harper (v7.2.1). I've added some of the PRs that still haven't been merged, as well as added some more features / bugfixes myself. This is a fork of Apprentice Harper's version of the DeDRM tools.

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