Game UI Kit is a ready-to-use interface toolkit for Godot 4 with three complete skins (Fantasy, Sci-Fi, Minimal light) as Theme resources, switchable at runtime. It includes 33 documented components with a showcase scene each: buttons, switches, sliders, steppers, tabs, bars with damage trail, cooldowns, tooltips, dialogs, toasts, dialogue box, radial menu, drag-and-drop inventory, hotbar, minimap, quests, leaderboard, loading, pause, settings with key rebinding, credits and main menu.

Controller navigation, adaptive input prompts and reduced-motion support are built in. All assets are generated and CC0. Includes a 371-assertion smoke test.

Tested with Godot 4.7.2.