ModsJava
OPMCHECK
OPMCHECK mod blocker. Free Minecraft Java mod for 1.20, 1.20.6, 1.21.
⬇ Download on SpigotQuick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.20, 1.20.6, 1.21
- 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 Spigot — 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.
OPMCHECK is a free Minecraft Java mod. Compatible with Minecraft 1.20, 1.20.6, 1.21, 26.1 and newer. Downloaded 6 times (via Spigot). Download it and open it directly in the game.