Atoms in Java adds atoms as blocks which you can obtain from a chemic or in a creative tab. Also you can make different chemicals on a chemistry table (cancelled) and use them in different situations. This mod is beta, so expect bugs.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.8, 1.21.9, 1.21.10
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Ships as atoms_in_java-0.4.0-fabric-1.21.8.jar — drop this file into the mods folder
- Download size: 160 KB
- Download link checked 20 Aug 2026 — working
These come from our own check of the pack file, not from the source page.