These nodes are implemented in JavaScript to ensure a highly responsive interface and enable visual preview without page reloading. They complement the main DemonAlone-nodes-ComfyUI package but can also operate independently.
https://github.com/DemonAlone/DemonAlone-JS_Addon-ComfyUI
git clone https://github.com/DemonAlone/DemonAlone-JS_Addon-ComfyUI
comfy node install demonalone-js_addon-comfyui