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Slimefun-UnitedMinecraft plugin for 1.21.11

Slimefun United transforms your server into a modpack-like experience with backpacks, jetpacks, reactors, electricity...

server onlynewest supported release 1.21.11
Latest version
no release indexed
Platform
Paper
Licence
GPL
Downloads
494
Updated
8 mo ago
Available on
Hangar
Space NodeOur hosting

Host Slimefun-United servers

One click and Slimefun-United is installed on a Paper or Purpur server built for it.

  • 1.21.11
  • Paper
  • One click plugin install
  • Paper and Purpur ready
  • Automatic updates
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

Every version Slimefun-United declares support for, newest first, with the Java runtime that version needs.

Other plugins
MinecraftThroughJavaEvidenceReleased
1.21.11Paper21+declared9 Dec 2025
1.21.10Paper21+declared7 Oct 2025
1.21.9Paper21+declared30 Sept 2025
1.21.8Paper21+declared17 Jul 2025
1.21.7Paper21+declared30 Jun 2025
1.21.6Paper21+declared17 Jun 2025
1.21.5Paper21+declared25 Mar 2025
1.21.4Paper21+declared3 Dec 2024
1.21.3Paper21+declared23 Oct 2024
1.21.2Paper21+declared22 Oct 2024
1.21.1Paper21+declared8 Aug 2024
1.21Paper21+declared13 Jun 2024
1.20.6Paper21+declared29 Apr 2024
1.20.5Paper21+declared23 Apr 2024
1.20.4Paper17+declared7 Dec 2023
1.20.3Paper17+declared4 Dec 2023
1.20.2Paper17+declared20 Sept 2023
1.20.1Paper17+declared12 Jun 2023
1.20Paper17+declared2 Jun 2023
1.19.4Paper17+declared14 Mar 2023
1.19.3Paper17+declared7 Dec 2022
1.19.2Paper17+declared5 Aug 2022
1.19.1Paper17+declared27 Jul 2022
1.19Paper17+declared7 Jun 2022

Frequently asked

Does Slimefun-United work on Minecraft 1.21.11?

Yes. 1.21.11 is the newest Minecraft version Slimefun-United declares support for, and the claim comes from the author's own release metadata rather than from a compatibility list somebody maintains by hand.

Which Minecraft versions does Slimefun-United support?

Everything the author has declared, from 1.19 up to 1.21.11. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install Slimefun-United on the client or the server?

The server only. Players join with an ordinary Minecraft client and install nothing.

Which platform or loader does Slimefun-United support?

Paper. A build for one platform or loader will not necessarily load on another, so this is the first thing to check before the Minecraft version.

Which Java version do I need for Slimefun-United?

Among the supported Minecraft releases above, the highest recorded requirement is Java 21 or newer. Use the requirement for the exact Minecraft version you run; previews and snapshots may differ.

What licence is Slimefun-United under?

GPL, as stated by the author on the platform we synced it from. Check the project's own page before redistributing or bundling it.

How do I install Slimefun-United?

Choose the release variant for your server platform. Paper, Spigot, Purpur and Bukkit files go in the server's plugins folder; Fabric, Forge, NeoForge and Quilt files go in the mods folder. Restart after installing and check that the Minecraft version matches your server.

Where do I download Slimefun-United safely?

MCReference has no release file or checksum recorded for Slimefun-United. Check the publisher's Hangar listing for current downloads and verify the publisher before installing.

Works on the same versions

Ordered by how much of the recent Minecraft version coverage overlaps, not by popularity.

Details from Hangar, where the author last updated it on 3 Mar 2026. We do not host files or republish descriptions. Available download links point to the author’s own release.

Not indexed yet. Score 47 against a threshold of 55. The page still exists and is still linked; it simply carries noindex until we hold more.

Is this information wrong or missing something? .