jquery.panzoom - Release 4.5.1 on Sep 6, 2022
https://github.com/timmywil/panzoom
https://unpkg.com/@panzoom/panzoom@4.5.1/dist/panzoom.js
https://unpkg.com/@panzoom/panzoom@4.5.1/dist/panzoom.min.js
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gridstack - v10.1.2 on Mar 31, 2024
https://github.com/gridstack/gridstack.js
