Psi

⭐ ⭐ (121 endorsements) 📥 82,141 downloads 📌 v1.21.1-108 📅 5/30/2022
🟡 Updated this year

By Vazkii · equipment

⬇ Download Mod Source: Modrinth ↗ 📅 Updated: 2/22/2026 📅 Created: 5/30/2022
⚠️ Install Order · 2 steps
1🛠️ Forge — Minecraft Forge (mod loader) Download ↗
2🛠️ Fabric — Fabric Loader Download ↗

Install in this order, then this mod last — most mods fail to load without their framework and dependencies in place.

🔍 Analysis

  • 👍 0.1% endorsement rate
  • 🏆 #19 of 263 equipment mods in this game by downloads

📋 About This Mod

[![](https://violetmoon.org/branding/vm0.png)](https://violetmoon.org)[![](https://violetmoon.org/branding/vm1.png)](https://patreon.com/vazkii)[![](https://violetmoon.org/branding/vm2.png)](https://twitter.com/vazkiimods)[![](https://violetmoon.org/branding/vm3.png)](https://discord.gg/vm) ![](https://violetmoon.org/branding/hero/psi.png)

Warning: Psi Requires (https://www.curseforge.com/minecraft/mc-mods/patchouli)** for 1. 16. 5 and more recent versions. Older versions require (https://www.curseforge.com/minecraft/mc-mods/autoreglib)**

Psi is a magical tech spell programming mod inspired by (https://en.wikipedia.org/wiki/The_Irregular_at_Magic_High_School "Mahouka Kokou no Rettousei"). Don't worry if that doesn't make any sense.

The core of Psi is a system where you can create action sequences ("Spells") to be executed in the world. This system is followed by a leveling system containing ingame documentation and tutorials of the various concepts and pieces you'll get. The mod makes use of basic mathematical concepts, such as Vectors in its systems, which allows for great flexibility on what spells can do.

Psi spells can be shared and copied to and from outside sources, using ingame sharing tools. The main repository for user made psi spells is the (https://www.reddit.com/r/psispellcompendium/ "") on reddit.

Psi...

Is very flexible on what it allows you to do; Encourages creativity and problem solving; Ties in the reward to the creation process; Can do some (https://gfycat.com/annualgreedylamprey "").

# Learn more about Psi today ### Visit the **(https://psi.vazkii.net)**

![](https://violetmoon.org/branding/support.png) [![](https://violetmoon.org/branding/patreon.png)](https://patreon.com/vazkii)[![](https://violetmoon.org/branding/store.png)](https://store.vazkii.net) [![](https://violetmoon.org/branding/ch.png)](https://violetmoon.org/creeperhost) [![](https://violetmoon.org/img/essential.jpeg)](https://essential.gg)

🤖 AI-enhanced — based on mod data

📊 Mod Details

Game
Minecraft Mods
Author
Vazkii
Version
1.21.1-108
Downloads
82,141
Endorsements
121
Category
equipment
Created
5/30/2022
Updated
2/22/2026
Game Versions
1.21.1
Tags
equipment, magic, technology

🔧 How to Install Minecraft Mods Mods

Download from Modrinth. Use Prism Launcher or drop into your mods folder.

📖 Full step-by-step install guide for Minecraft Mods →

Visit the official mod page for specific installation instructions for this mod.

🎮 Need cheat codes or console commands? Check ur gaming wiki for Minecraft Mods commands, item IDs, and more.

❓ Frequently Asked Questions

Which Minecraft Mods versions does Psi support?

The author lists 1.21.1. Other versions may work but are untested by the author.

What is the latest version of Psi?

Version 1.21.1-108, published 2026-02-22 with 82,141 downloads recorded at the source.

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