It looks like you have to include the entire icon library into your web app (150KB from what I see in DevTools) in order to use this tool. If this is true, this

It looks like you have to include the entire icon library into your web app (150KB from what I see in DevTools) in order to use this tool. If this is true, this is a big performance fail and the authors should provide a workflow for building custom assets that only include the icons that the web app intends to use.