Emoji Picker for Windows (via AutoHotkey)

emoji.ahk

#F2::
  WinGetClass, class, A
  Gui, Emojiwin: New, +ToolWindow , Emoji Picker (%class%)
  Gui, Font, s12, Segoe UI
  Gui, Add, Text,, Pick an emoji:
  Gui, Add, Button, gEFacepalm, &1. 🤦 Facepalm
  Gui, Add, Button, gEPizza, &2. 🍕 Pizza
  Gui, Add, Button, gEParty, &3. 🎉 Party
  Gui, Show
Return

#F3::
  WinGetClass, class, A
  clipboard := class
Return

PickEmoji(default, skype)
{
  global class
  if(class = "tSkMainForm")
  {
    clipboard := skype
  }
  else
  {
    clipboard := default
  }
  Gui, Destroy
}

EFacepalm:
  PickEmoji("🤦", "(facepalm)")
Return

EPizza:
  PickEmoji("🍕", "(pizza)")
Return

EParty:
  PickEmoji("🎉", "(party)")
Return

Key info I forgot to write explicitly: the script binds the popup window globally to Win+F2, and the result emoji is copied to clipboard.