Emoji Finder Tutorial
First add one of this nodes: - EmojiIcon - EmojiButton
Open Emoji Finder, go to Godot's menu Project (1) > Tools (2) > Emoji Finder (3) So you can find the emojis easily.
You can search (1) emojis and change preview size (2), and click on emoji you want to use.
When you click on emoji you want to use it alias will be copy to system clipboard.
Now select Emoji node in scene tree.
Look at node Inspector,
paste emoji alias using (Ctrl + V
or Right Mouse Button > Paste) as Emoji Name (1) and set it size (2).
Now emojis are in your scene: