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Reactive AlchemyMinecraft mod for 1.21.1

An alchemy-themed magic mod based on in-world experimentation

newest supported release 1.21.1MagicUtility Qol
Latest version
reactive-1.21.1-10.2.1.jar
Loaders
NeoForge, Forge
Licence
not stated
Downloads
1.0M
Updated
1 mo ago
Available on
CurseForge

Screenshots

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

Minecraft versions

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

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1NeoForge, Forge21+declared8 Aug 2024
1.21Forge, NeoForge21+declared13 Jun 2024
1.20.1Forge, NeoForge17+declared12 Jun 2023
1.19.2NeoForge, Forge17+declared5 Aug 2022
1.18.2NeoForge, Forge17+declared28 Feb 2022

Download

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

Browse 40 indexed releases

Most recently published release

reactive-1.21.1-10.2.1.jarrelease27 Sept 2026

reactive-1.21.1-10.2.1.jar · 1.5 MB · for 1.21.1, 1.21 · NeoForge

Download this release
aa0c6a69fedc…
Older versions24
  • reactive-1.21.1-10.2.0.jar24 Feb 20261.21.1, 1.211.5 MB27955210323d…Get
  • reactive-1.20.1-10.2.0.jar24 Feb 20261.20.11.5 MBe11feb116016…Get
  • reactive-1.20.1-10.1.5.jar22 Feb 20261.20.11.5 MB19b2dc268dab…Get
  • reactive-1.20.1-10.1.4.jar22 Feb 20261.20.11.5 MB710cb8a763e1…Get
  • reactive-1.20.1-10.1.3.jar20 Feb 20261.20.11.5 MB3e3ed1b2194e…Get
  • reactive-1.21.1-10.1.3.jar20 Feb 20261.21.1, 1.211.5 MB779f7b604a02…Get
  • reactive-1.21.1-10.1.2.jar13 Feb 20261.21.1, 1.211.5 MB0b1452f2cde0…Get
  • reactive-1.20.1-10.1.1.jar30 Dec 20251.20.11.5 MB76a19b2863f3…Get
  • reactive-1.21.1-10.1.1.jar30 Dec 20251.21.1, 1.211.5 MBae002bf7ce9e…Get
  • reactive-1.20.1-10.1.0.jar28 Dec 20251.20.11.4 MB1654a2790c83…Get
  • reactive-1.21.1-10.1.0.jar28 Dec 20251.21.1, 1.211.5 MB693f79493e23…Get
  • reactive-1.20.1-10.0.4.jar20 Dec 20251.20.11.4 MB26c29e5651af…Choose file on publisher ↗
  • reactive-1.21.1-10.0.2.jar20 Dec 20251.21.1, 1.211.5 MBcc2507a1bb33…Get
  • reactive-1.20.1-10.0.3.jar3 Nov 20251.20.11.4 MB7fe321b87b2e…Choose file on publisher ↗
  • reactive-1.20.1-10.0.2.jar25 Oct 20251.20.11.4 MBb60c5332fa20…Choose file on publisher ↗
  • reactive-1.20.1-10.0.1.jar24 Oct 20251.20.11.4 MB3cd0c550af3b…Choose file on publisher ↗
  • reactive-1.20.1-9.18.5.jar19 Oct 20251.20.11.1 MB9d533feb5ccc…Choose file on publisher ↗
  • reactive-1.21.1-10.0.1.jar19 Oct 20251.21.1, 1.211.5 MBf96efebf1edf…Get
  • reactive-1.21.1-10.0.0.jar7 Aug 20251.21.1, 1.211.5 MB5d507e6fcb62…Get
  • reactive-1.20.1-9.18.4.jar9 Jul 20251.20.11.1 MB28a769ba2be9…Choose file on publisher ↗
  • reactive-1.20.1-9.18.3.jar14 Mar 20251.20.11.1 MB956a57204614…Choose file on publisher ↗
  • reactive-1.21.1-9.18.3.jar13 Mar 20251.21.1, 1.211.1 MBbca8491842e1…Get
  • reactive-1.21.1-9.18.2.jar9 Mar 20251.21.1, 1.211.1 MB89181421a537…Get
  • reactive-1.20.1-9.18.2.jar9 Mar 20251.20.11.1 MB878b296321ff…Choose file on publisher ↗

Frequently asked

Does Reactive Alchemy work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version Reactive Alchemy 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 Reactive Alchemy support?

Everything the author has declared, from 1.18.2 up to 1.21.1. The full list is in the table above, with the Java runtime each version needs next to it.

Which platform or loader does Reactive Alchemy 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 Reactive Alchemy?

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 Reactive Alchemy?

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 Reactive Alchemy safely?

Start with the author's page on CurseForge, 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 CurseForge, where the author last updated it on 27 Sept 2026. We do not host files or republish descriptions. Available download links point to the author’s own release.

Is this information wrong or missing something? .