A short tour around the scene of #StructuralEditing (inspired by the recent announcement of project-mage.org) - from Panicz Maciej Godek's perspective post 
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YOUTUBE QNyuMK8ZrHI Lisperanto - in browser IDE
you can try it online: https://uprun.github.io/lisperanto/ this is my experimental project for a dream IDE ( Integrated Development Environment ) you can support me on Patreon https://www.patreon.com/o_kryvonos