SANDBOX — this is a test environment. No servers are actually deployed and no real payments are charged.
✓ VerifiedGameplay & overhauls

SpASM

by mine_diver · for Minecraft

Dynamic ASM everywhere

19KDownloads
3 yr agoLast updated
MITLicense
FabricLoaders

About SpASM

From Modrinth

Dynamic ASM everywhere

Straightforward, pure ASM (SpASM)

Allows registering class transformers that process all classes, without specifying the class's names like in FabricASM.

Entrypoint - spasm:transformer

Interface - net.mine_diver.spasm.api.transform.ClassTransformer

Highlights

From source data

Game versions

Supports 701 Minecraft versions, the newest being 23w35a.

Loaders

Runs on Fabric.

Footprint

Rated a light load on a server.

What kind of mod it is

From the catalog
Listed on Modrinth as “Mods”

Gameplay & overhauls

New mechanics, content and overhauls that change how the game plays.

Works on a server

From source side support

Modrinth lists server-side support for SpASM as optional: it can run on a server, but isn’t required there.

Compatibility

Game
Minecraft
Loaders
Fabric
Runs on
Serveroptional on the server
Game versions
23w35a and 700 earlier

Verified at the source

  • ✓ModrinthOfficial listing, checked 2026-10-01Open ↗
  • ✓Authormine_diver, as published on Modrinth
  • ✓LicenseMITFree

SpASM, answered

Generated from the mod’s own source data.

Do my players need to install SpASM?

Modrinth lists server-side support for SpASM as optional: it can run on a server, but isn’t required there.

Which loaders does it support?

Fabric.

Is it free?

Yes. SpASM is free to download from Modrinth. Its license is MIT.

How do I add it to my Nxeon server?

Use “Add to a server” on this page, or open NxLabs from your dashboard. We install it, restart your server and switch it on.

NxLabs

Run SpASM on a Minecraft server.

Deploy in about a minute from $4.20 a month, then add SpASM in one click.