An interesting usage of Blockly is BlockSCAD: https://www.blockscad3d.com/editor/ https://www.blockscad3d.com/editor/ which uses it to wrap up (most of) OpenS

An interesting usage of Blockly is BlockSCAD: https://www.blockscad3d.com/editor/ https://www.blockscad3d.com/editor/ which uses it to wrap up (most of) OpenSCAD for interactive 3D modeling.