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Psionic UtilitiesMinecraft mod for 1.21.1

A Psi addon to make spell programming easier

client onlynewest supported 1.21.1TechnologyUtilityMagic
Latest version
1.21-1.4
Loaders
NeoForge, Forge
Licence
LGPL-3.0-only
Downloads
5.4k
Updated
3 mo 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 Psionic Utilities declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1NeoForge, Forge21+declared8 Aug 2024
1.21NeoForge, Forge21+declared13 Jun 2024
1.20.1Forge, NeoForge17+declared12 Jun 2023
1.19.2Forge, NeoForge17+declared5 Aug 2022
1.18.2Forge, NeoForge17+declared28 Feb 2022
1.16.5Forge, NeoForge8+declared14 Jan 2021
1.16.4NeoForge, Forge8+declared29 Oct 2020
1.16.3Forge, NeoForge8+declared10 Sept 2020

Download

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

1.21-1.4release2 Jul 2026

psionicutilities-1.21-1.4.jar · 34 KB · for 1.21.1, 1.21

Download latest
8194ff7b476e…
Older versions6
  • 1.20-1.420 May 20251.20.136 KB3.3k downloadse47874ac5952…Get
  • 1.19-1.48 Mar 20251.19.236 KB341 downloads6cb89b1b9cef…Get
  • 1.19-1.39 Apr 20241.19.229 KB610 downloads04c2df461f87…Get
  • 1.19-1.212 Dec 20231.19.225 KB359 downloadsf934f395d0b7…Get
  • 1.18-1.214 Oct 20231.18.226 KB352 downloadsb501b7920e40…Get
  • 1.16-1.114 Oct 20231.16.5, 1.16.4, 1.16.314 KB398 downloads42b23ae88169…Get

Frequently asked

Does Psionic Utilities work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version Psionic Utilities 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 Psionic Utilities support?

Everything the author has declared, from 1.16.3 up to 1.21.1. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install Psionic Utilities 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 Psionic Utilities support?

NeoForge, Forge. 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 Psionic Utilities?

On the newest Minecraft version it supports, Java 21 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 Psionic Utilities under?

LGPL-3.0-only, 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 Psionic Utilities?

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 Psionic Utilities 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 2 Jul 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? .