Copyright (c) 2026 Damian MaƂkowski. All rights reserved. "Hooljon" is the name under which this application is published by the copyright holder. No trademark registration is claimed at the time of writing. This repository and the application served from it (the "Software and Content") are proprietary. The source code, lesson content, vocabulary, texts, translations, exercises, audio recordings, graphics and data are protected by copyright and, where applicable, by database rights. No licence is granted to copy, reproduce, redistribute, scrape, mirror, adapt, translate, use to train machine-learning models, or create derivative works from any part of the Software and Content, or to build a competing service from it, except as expressly allowed in writing by the copyright holder. Use of the application by learners is governed by its terms of service. Contact: kontakt@hooljon.com