License
Code (HTML, CSS, JavaScript)
MIT License
Copyright (c) 2026 Jonas Tölle
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
Exercise illustrations
© 2026 Jonas Tölle, licensed under
Creative Commons Attribution 4.0 International (CC BY 4.0).
You may share and adapt them for any purpose, as long as you credit Jonas Tölle and link to the license.
Sounds
The sounds are not covered by the licenses above and keep their original licenses:
the singing bowl is CC BY-SA 4.0
and the whistle (CC0), the bing (CC0) and the march are public domain, as credited above.