ModsFinder

AFK Marker

by Ginger

AFK Marker shows players who are away from their keyboard with a crescent moon nametag, an icon in the tab list, and a pause icon when they are paused, on NeoForge for 1.21.4.

NeoForgeServer required, client optionalMozilla Public License 2.0Open source1.21.4

What it does

A player can mark themselves as AFK by hand, and the server then shows that status to everyone else. Players who are idle for a while are also flagged, so an AFK state does not depend only on a manual switch. The marker appears as a crescent moon above the player's nametag and as an icon beside the name in the tab list, which lets other players see at a glance who is away.

When a player is paused, the moon is replaced by a pause icon until that player returns. The mod is meant for multiplayer servers where owners want to tell active players from idle ones. Server owners install it on the server, and the server requires it. Clients may also install it, but the marker is shown to other players by the server itself.

The mod is published for NeoForge only, with the latest file 21.4.1.0 for 1.21.4, released on 2025-01-26. It needs Kotlin for Forge to run. The code is open source under the Mozilla Public License 2.0, and public links exist for the source and the issue tracker.

Key features

  1. Manual AFK marking

    A player can switch their own AFK status on, so others know they are away without waiting for an idle timer.

  2. Crescent moon nametag

    An AFK player's nametag gets a crescent moon, which stays visible to the other players on the server.

  3. Tab list icon

    The AFK icon also appears next to the player's name in the tab list, so the status is visible without looking at the world.

  4. Pause icon

    A paused player shows a pause icon instead of the moon, and the normal icon returns when the player comes back.

Compatibility

Latest build for each game version and loader.

1.21.421.4.1.0
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 1

Kotlin for ForgeAdds a Kotlin language loader and provides some optional utilities.
Required

Use cases

Who it’s for: Server owners and staff who want idle players to be visible in the tab list and above nametags. The mod is a server-side marker, so single-player players have no use for it.

How it compares

Full comparison

AFK Guardian is client-side only, open source under the MIT License and published for NeoForge 1.21.1, so it does not run on the server side. Unplugged AFK - NeoForge is a client and server mod for 1.21.1 – 26.3, licensed under the GNU Lesser General Public License v3.0 or later, and it has to be installed on both sides. Simple AntiAFK is client-side only, released under the MIT License for 1.21.1, and its source is not open.

ModLoadersGame versionsEnvironmentUpdated
AFK MarkerNeoForge1.21.4Server required, client optional2025-01-26
AFK GuardianNeoForge1.21.1Client-side only2026-06-27
Unplugged AFK - NeoForgeNeoForge1.21.1 – 26.3Client and server2026-09-28
Simple AntiAFKNeoForge1.21.1Client-side only2026-02-08

Questions

Does AFK Marker need Kotlin for Forge?

Yes. Kotlin for Forge is a required dependency, so it must be installed with the mod on NeoForge 1.21.4.

Does AFK Marker have to be installed on the client?

No. Either side can run the mod alone, but the server is the side that needs it, and players may add it or leave it out.

Which game versions does AFK Marker support?

The only build listed is for 1.21.4 on NeoForge, so servers on other game versions cannot use this release.

In the catalog

AFK Marker is one of 8,016 Management mods on ModsFinder, and one of 2,689 Management mods for NeoForge. 17,979 mods support Minecraft 1.21.4.

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Official listing

Owner
Ginger
Published
2025-01-26
Updated on Modrinth
2025-01-26
Facts verified
2026-10-15

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