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beaconauthMinecraft mod for 1.21.8

Secure web, OAuth, and passkey authentication for Minecraft servers using the BeaconAuth mod and a self-hosted auth server.

newest supported 1.21.8UtilityLibraryManagement
Latest version
1.0.0-p37-9466398-f1192
Loaders
Fabric, NeoForge, Forge
Licence
MIT
Downloads
466
Updated
6 d ago
Available on
Modrinth
Space NodePartner

Host beaconauth servers

One click and beaconauth is installed with the right loader, on hardware built for it.

  • 1.21.8
  • Fabric
  • NeoForge
  • Forge
  • One click mod install
  • Loader matched for you
  • Ryzen CPUs
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

Every version beaconauth declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.8Fabric, NeoForge, Forge21+declared17 Jul 2025
1.21.1Fabric, Forge, NeoForge21+declared8 Aug 2024
1.20.1Fabric, Forge, NeoForge17+declared12 Jun 2023
1.19.2Fabric, NeoForge, Forge17+declared5 Aug 2022

Download

From beaconauth’s own host. Nothing is re-hosted here.

All 59 releases
1.0.0-p37-9466398-f1192beta31 Jul 2026

beaconauth-fabric-1.19.2-1.0.0.jar · 1.2 MB · for 1.19.2

Download latest
dc6d85a21bb9
Older versions24
  • 1.0.0-p37-9466398-fg119231 Jul 20261.19.20.9 MB3 downloadsbd22bee992b0Get
  • 1.0.0-p37-9466398-nf121831 Jul 20261.21.82.9 MB1 downloadsc32c7e25b791Get
  • 1.0.0-p37-9466398-f121131 Jul 20261.21.11.5 MB4 downloads46967a166220Get
  • 1.0.0-p37-9466398-nf121131 Jul 20261.21.12.9 MB5 downloadsf8d6163f8a7aGet
  • 1.0.0-p37-9466398-f121831 Jul 20261.21.81.5 MB1 downloads24a03fc03b28Get
  • 1.0.0-p37-9466398-fg120131 Jul 20261.20.11.0 MB4 downloads0260177487fcGet
  • 1.0.0-p37-9466398-f120131 Jul 20261.20.11.2 MB2 downloadsb3f74ea86222Get
  • 1.0.0-p36-5df80f1-f121829 Jul 20261.21.81.5 MB1 downloads4c52c896f8ddGet
  • 1.0.0-p36-5df80f1-f119229 Jul 20261.19.21.2 MB1 downloadsef95ca68a105Get
  • 1.0.0-p36-5df80f1-fg120129 Jul 20261.20.11.0 MB2 downloads7a2d9db84df5Get
  • 1.0.0-p36-5df80f1-f120129 Jul 20261.20.11.2 MB610ff6458d98Get
  • 1.0.0-p36-5df80f1-nf121829 Jul 20261.21.82.8 MB1 downloadsd5c7e4a904bdGet
  • 1.0.0-p36-5df80f1-f121129 Jul 20261.21.11.5 MB3 downloads04371a3d7b7eGet
  • 1.0.0-p36-5df80f1-nf121129 Jul 20261.21.12.8 MB2 downloadse3589bcdb48bGet
  • 1.0.0-p36-5df80f1-fg119229 Jul 20261.19.20.9 MB1 downloads973798f30fdfGet
  • 1.0.0-p35-a2e70f7-fg120128 Jul 20261.20.11.1 MB4 downloadsda98282caacaGet
  • 1.0.0-p35-a2e70f7-nf121128 Jul 20261.21.13.0 MB3 downloadsbeda19713546Get
  • 1.0.0-p35-a2e70f7-nf121828 Jul 20261.21.83.0 MB07eff82bac2fGet
  • 1.0.0-p35-a2e70f7-f120128 Jul 20261.20.11.4 MB1 downloads2528af2cc7ffGet
  • 1.0.0-p35-a2e70f7-f119228 Jul 20261.19.21.3 MB1 downloads6080690e89deGet
  • 1.0.0-p35-a2e70f7-f121828 Jul 20261.21.81.6 MB1 downloads263485f7ddaaGet
  • 1.0.0-p35-a2e70f7-fg119228 Jul 20261.19.21.1 MB1 downloadsa01d51d9e2fbGet
  • 1.0.0-p35-a2e70f7-f121128 Jul 20261.21.11.6 MB1 downloads0ae523e1bb11Get
  • 1.0.0-p34-9fd65da-fg120128 Jul 20261.20.11.1 MB2f89150fa8e6Get

Frequently asked

Does beaconauth work on Minecraft 1.21.8?

Yes. 1.21.8 is the newest Minecraft version beaconauth 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 beaconauth support?

Everything the author has declared, from 1.19.2 up to 1.21.8. The full list is in the table above, with the Java runtime each version needs next to it.

Which loader does beaconauth need?

Fabric, NeoForge, Forge. A build for one loader will not load on another, so this is the first thing to check before the Minecraft version.

Which Java version do I need for beaconauth?

Java 21 or newer, because that is what the newest Minecraft release it supports requires. The requirement comes from the game rather than from the mod itself.

What licence is beaconauth under?

MIT, 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 beaconauth?

Install the matching loader first, then put the downloaded file in your mods folder and start the game. The loader, the mod and Minecraft all have to be on the same version, which is the usual reason a mod does not appear in game.

Where do I download beaconauth safely?

From the author's own page on Modrinth, which is where the data here is synced from. MCReference never mirrors, re-hosts or repackages a file: every download button points at the original source, so you get exactly what the author published.

Works on the same versions

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

Last checked 6 d ago against Modrinth. We do not host files and we do not republish descriptions; every download link points at the author’s own release.

Is this information wrong or missing something? .