CLASSQR respects the rights of the education community and of open-source contributors. This page lists the third-party content and software currently used on the Platform. General content ownership is covered in our Content Copyright Policy.
1. YouTube video
Videos a teacher embeds in a lesson or between slides play through YouTube's official embedded player and are subject to YouTube's Terms of Service. Copyright in a video belongs to whoever uploaded it to YouTube. CLASSQR does not download, does not store a copy, and does not remove ads or author information from the video.
2. Open-source software
The Platform's interface uses the following libraries. We thank their authors and communities for their contributions.
| Library | License |
|---|---|
| Bootstrap, Bootstrap Icons | MIT |
| jQuery, jQuery UI, jQuery Validation | MIT |
| Chart.js | MIT |
| Choices.js, Select2, Treeselect | MIT |
| CodeMirror | MIT |
| Fancytree | MIT |
| SortableJS | MIT |
| Swiper, Slick, Owl Carousel | MIT |
| MathLive | MIT |
| FileSaver.js | MIT |
| js-aruco2 (marker/QR recognition) | MIT |
| SweetAlert, Bootstrap Notify | MIT |
| Simple Line Icons | MIT |
| PDF.js (Mozilla) | Apache License 2.0 |
| MathJax | Apache License 2.0 |
| Bootstrap Datepicker | Apache License 2.0 |
| TinyMCE 4 | GNU LGPL 2.1 |
| Lato font | SIL Open Font License 1.1 |
| Flaticon icons | Under Flaticon's license, with icon author attribution |
The full text of each license is included in that library's source. If you are the author of a component and believe the attribution here is incorrect, please contact us so we can fix it.