OpSec Mod 26.2 for Minecraft Fabric is the current release and the version we recommend. Free, open source, and ready to install in minutes.
The OpSec Mod 26.2 Fabric build brings the full privacy suite — hide your mods, block forced server resource packs, stop tracking, and account switching — to Minecraft 26.2 on the Fabric Loader. Install is unchanged: drop the jar into .minecraft/mods.
For players still on Minecraft 1.21.11. Older builds are in the release archive.
Up and running in under two minutes. No launchers, no accounts — just drop and play.
Download and install the Fabric Loader for Minecraft 26.2. Launch the game once to generate required folders.
Download the OpSec Mod 26.2 .jar for Minecraft 26.2 from the section above.
Move the .jar into your .minecraft/mods folder. Remove any older OpSec versions first.
Start Minecraft with the Fabric profile, join your server, and enjoy. Configure protection from the OpSec menu whenever you need.