ModsJava
Supplementaries
Java mod listed for Minecraft 1.21. File opened and checked on 17 Oct 2026; downloads from the MC Java Mods app on Android.
Vanilla+ additions: Jars, signposts, faucets, weather vanes spring launchers, sconces, planters, lights, decoration and automation
⬇ Download on Modrinth
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- 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.
File checked by MCModsHub
- Ships as supplementaries-1.21.1-4.0.2-neoforge.jar — drop this file into the mods folder
- Download size: 13.2 MB
- Download link checked 24 Oct 2026 — working
These come from our own check of the pack file, not from the source page.
