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Just-AFK

by Astronja

Just-AFK gives players a temporary invulnerable state when they step away from the keyboard, and it blocks movement until they return.

FabricServer-side onlyMIT License1.21.11

What it does

Players who stop playing can use the afk command on a server running Just-AFK. While the state is active the player is invulnerable, takes no damage, and cannot move: velocity is zeroed and position and rotation are snapped back each tick. Activity is detected automatically, so keyboard input, mouse movement, and attack, use or break interactions end the state without any command.

Other players are informed as well. Chat broadcasts announce when someone goes AFK and when they return, a title on screen gives the player a periodic reminder while away, and the tab list marks AFK names in grey italics. The mod is installed on the server only and the client needs nothing added.

Just-AFK is built for Fabric Loader on Minecraft 1.21.11. The current file is 1.0.0 for 1.21.11, published 2026-06-13, and the first release came out on 2026-06-01. Only the server needs it, and players join without installing anything. The code is released under the MIT License and is not open source.

Key features

  1. Invulnerable while away

    An AFK player is protected from damage for as long as the state lasts, so a server can leave a seat or spot occupied.

  2. Movement lock

    Velocity is zeroed and the position and rotation are reset every tick, which keeps the player in place.

  3. Automatic return

    Keyboard input, mouse movement and attack, use or break interactions end the AFK state without a command.

  4. Tab list and chat notices

    AFK names appear in grey italics in the tab list, and chat messages tell other players when someone leaves or comes back.

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.

Use cases

Idle seats on busy servers

Server owners can keep idle players protected and visibly marked, so other players can tell who is present.

Who it’s for: Server owners running Fabric on Minecraft 1.21.11 who want an AFK command that protects and fixes the player in place.

Questions

Does Just-AFK need to be installed on the client?

No. It runs entirely on the server, so players join without installing anything.

Which Minecraft versions does Just-AFK support?

The current file targets 1.21.11 only, with 1.0.0 as the latest Fabric build, published 2026-06-13.

Which loader does Just-AFK need?

It requires Fabric Loader and is not published for NeoForge or Forge.

What the author says

A server-side Minecraft Fabric mod (1.21.11) that adds an /afk command with invulnerability, movement blocking, and automatic exit on activity. No client-side installation is required — the mod runs entirely on the server.
Astronja, on the Modrinth page

Official listing

Owner
Astronja
Published
2026-06-01
Updated on Modrinth
2026-06-13
Facts verified
2026-10-15