VisualDevelopmentTools

debug .g4 https://zhaouv.github.io/antlr-blockly/playground.html

AttachmentTree

Combiner

ComponentPainter

PolylineTool

PolylineTool py block need support of mimetype application/wasm wasm
example python3 -m http.server
nginx: /etc/nginx/nginx.conf part

include /etc/nginx/mime.types;
types {
    application/wasm wasm;
}
default_type application/octet-stream;