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RegisterPlus | 1.21Minecraft plugin for 1.21

login, register, spigot login, login 1.21, authme, auth, autologin, unregister

server onlynewest supported release 1.21
Latest version
2.0
Minecraft
1.7 to 1.21
Platform
Spigot
Licence
not stated
Downloads
113.2k
Updated
3 mo ago
Available on
SpigotMC
Space NodeOur hosting

Host RegisterPlus | 1.21 servers

One click and RegisterPlus | 1.21 is installed on a Paper or Purpur server built for it.

  • 1.21
  • Spigot
  • One click plugin install
  • Paper and Purpur ready
  • Automatic updates
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

Every version RegisterPlus | 1.21 declares support for, newest first, with the Java runtime that version needs.

Other plugins
MinecraftThroughJavaEvidenceReleased
1.21Spigot21+declared13 Jun 2024
1.20.6Spigot21+declared29 Apr 2024
1.20Spigot17+declared2 Jun 2023
1.19Spigot17+declared7 Jun 2022
1.18Spigot17+declared30 Nov 2021
1.17Spigot16+declared8 Jun 2021
1.16Spigot8+declared23 Jun 2020
1.15Spigot8+declared9 Dec 2019
1.14Spigot8+declared23 Apr 2019
1.13Spigot8+declared18 Jul 2018
1.12Spigot8+declared2 Jun 2017
1.11Spigot8+declared14 Nov 2016
1.10Spigot8+declared8 Jun 2016
1.9Spigot8+declared29 Feb 2016
1.8Spigot8+declared2 Sept 2014
1.7Spigot8+declared22 Oct 2013

Download

From RegisterPlus | 1.21’s own host. Nothing is re-hosted here.

For Minecraft 1.21

Choose the loader you use before downloading.

No matching file appears among the releases shown here. Browse all releases.

Most recently published release

2.0release25 Jul 2026

registerplus-1-21-2.0.jar · 0.3 MB

Download this release
Older versions8
  • 1.72 Jan 202576.2k downloadsGet
  • 1.630 Dec 20241.7k downloadsGet
  • 1.515 Aug 202413.3k downloadsGet
  • 1.415 Aug 202318.8k downloadsGet
  • 1.32 Aug 2023863 downloadsGet
  • 1.22 Aug 2023486 downloadsGet
  • 1.12 Aug 2023559 downloadsGet
  • 2023-08-011 Aug 20231.4k downloadsGet

Frequently asked

Does RegisterPlus | 1.21 work on Minecraft 1.21?

Yes. 1.21 is the newest Minecraft version RegisterPlus | 1.21 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 RegisterPlus | 1.21 support?

Everything the author has declared, from 1.7 up to 1.21. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install RegisterPlus | 1.21 on the client or the server?

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

Which platform or loader does RegisterPlus | 1.21 support?

Spigot. 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 RegisterPlus | 1.21?

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.

How do I install RegisterPlus | 1.21?

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 RegisterPlus | 1.21 safely?

Start with the author's page on SpigotMC, which is where the data here is synced from. MCReference does not host or repackage files. When available, recorded download links go to the source for that release; verify the publisher, filename and any available checksum before running it.

Works on the same versions

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

Details from SpigotMC, where the author last updated it on 25 Jul 2026. We do not host files or republish descriptions. Available download links point to the author’s own release.

Not indexed yet. Score 54 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? .