FontIconEditor is a simple component editor that allow you to add icons to a TImageList from a font. You can use any font you want. The editor gives you a link to Segoe MDL2 Assets page where you can find the hex codes.
Open the right package for your delphi version, build and install. That's all. If you don't find the package for your delphi version try to open the closer to your version. Probably it will work fine.