IdunnBacklist 1.0.0 — Buyer license
Copyright (c) 2026 Perunlight. All rights reserved except as granted below.

A lawful buyer may use, copy for backup, and modify this application for their own author/publishing work, including commercial publications. The license is perpetual for this supplied version. The buyer may install it on their own computers and use it for client projects. No ownership claim is made over input manuscripts, catalogs, or output EPUBs.

Do not redistribute, resell, sublicense or publicly host the application or its source as a competing or free download. Transfer of generated books and reports is permitted. The separate free practice kit may be shared intact. No subscription, hosted service, future update or support response time is promised.

The original fictional examples and their text/metadata/catalog are dedicated to the public domain under CC0 1.0: https://creativecommons.org/publicdomain/zero/1.0/ . The included dependency fflate retains its MIT license, reproduced in app/vendor/fflate-LICENSE.txt. These third-party/example licenses control their respective materials.

THE APPLICATION IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, INCLUDING MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT, EPUB DISTRIBUTION ACCEPTANCE OR REVENUE. TO THE EXTENT PERMITTED BY LAW, THE AUTHORS AND DISTRIBUTOR SHALL NOT BE LIABLE FOR CLAIMS OR DAMAGES ARISING FROM ITS USE. This does not remove mandatory rights under applicable law.
