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InstantGUI

by vovaauer

InstantGUI caches the menus that some servers send, so a GUI can open partly drawn before the server answers.

FabricClient-side onlyMIT License1.21.11

What it does

On servers that send GUIs, the client stores the layouts it has already seen and shows them again while the server reply is still on its way. The effect is most noticeable on connections with high ping. Only the client needs the mod, so players install it alone and servers run without it.

The mod is built around the DonutSMP server and is documented as supporting that server, with other servers left to future work. It depends on Cloth Config API and Mod Menu, and it is published for Fabric on 1.21.11 under the MIT License, which is not open source.

Key features

  1. Stored menu layouts

    Layouts from supported servers are kept on the client and drawn again while the server reply is pending.

  2. Command menus

    Menus opened by commands are cached too, and the buttons inside them can be clicked as usual.

  3. Noticeable on high ping

    The gain shows most on slow connections, where the wait for a server reply is longest.

Compatibility

Latest build for each game version and loader.

1.21.111.0.0
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Requirements

Dependencies declared by the latest file for each loader.

Required 2

Cloth Config APIConfiguration Library for Minecraft Mods
Required
Mod MenuAdds a mod menu to view the list of mods you have installed.
Required

What the author says

Adds cached GUIs to render on the client before the server can respond. Much more noticable when you have high ping. Supports command GUIs and clicking GUI buttons within GUIs. Currently only supports DonutSMP but any server can be supported in the future as well.
vovaauer, on the Modrinth page

Official listing

Owner
vovaauer
Published
2026-03-08
Updated on Modrinth
2026-03-08
Facts verified
2026-10-15