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Undertale HealthBarsMinecraft mod for 26.3

A mod that adds health bars from Undertale into Minecraft!

client onlynewest supported 26.3UtilityMobsGame Mechanics
Latest version
2.0+mc26.2
Minecraft
1.21 to 26.3
Loader
Fabric
Licence
MIT
Downloads
9.0k
Updated
5 d ago
Available on
Modrinth

Screenshots

Click a screenshot to open it. Screenshots are served from the author’s own host and belong to them.

Minecraft versions

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

Other mods
MinecraftThroughJavaEvidenceReleased
26.3Fabric25+declared15 Sept 2026
26.2Fabric25+declared16 Jun 2026
26.1.2Fabric25+declared9 Apr 2026
26.1.1Fabric25+declared1 Apr 2026
26.1Fabric25+declared24 Mar 2026
1.21.11Fabric21+declared9 Dec 2025
1.21.10Fabric21+declared7 Oct 2025
1.21.4Fabric21+declared3 Dec 2024
1.21.1Fabric21+declared8 Aug 2024
1.21Fabric21+declared13 Jun 2024

Download

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

2.0+mc26.2release22 Jun 2026

undertale-healthbars-2.0+mc26.2.jar · 0.3 MB · for 26.2

Download latest
f6fe1a12bd4f…
Older versions5
  • 2.0+mc26.122 Jun 202626.1.2, 26.1.1, 26.10.3 MB198 downloads96942d0287f7…Get
  • 1.2+mc1.21.1120 Dec 20251.21.110.2 MB2.2k downloads4aa234aa1e3d…Get
  • 1.1+mc1.21.1025 Nov 20251.21.100.2 MB506 downloads730a8c6709ea…Get
  • 1.0+mc1.21.41 Sept 20251.21.40.2 MB970 downloadsa72f03a1c107…Get
  • 1.0+mc1.21-1.21.131 Mar 20251.21.1, 1.210.2 MB3.0k downloads1141e596024f…Get

Frequently asked

Does Undertale HealthBars work on Minecraft 26.3?

Yes. 26.3 is the newest Minecraft version Undertale HealthBars 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 Undertale HealthBars support?

Everything the author has declared, from 1.21 up to 26.3. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install Undertale HealthBars on the client or the server?

The client only. There is nothing to install on the server side. That is the author's declared design, not a guarantee for every server: one running anti-cheat or missing a counterpart mod can still object.

Which platform or loader does Undertale HealthBars support?

Fabric. 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 Undertale HealthBars?

On the newest Minecraft version it supports, Java 25 or newer. The requirement comes from the Minecraft version you run rather than from the mod itself, so on an older supported Minecraft the answer is that version's Java, not this one.

What licence is Undertale HealthBars 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 Undertale HealthBars?

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 Undertale HealthBars safely?

Start with the author's page on Modrinth, which is where the data here is synced from. MCReference does not host or repackage files. The download link goes to the source recorded for that release; verify the publisher, filename and 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 Modrinth, where the author last updated it on 25 Sept 2026. 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? .