ModsJava
Kezrah's Security
a relatively simple security mod, adding redstone key card scanners, you can craft a key card, program a code into it, and then use it to trigger…
⬇ Download on CurseForgea relatively simple security mod, adding redstone key card scanners, you can craft a key card, program a code into it, and then use it to trigger redstone, allowing you to lock iron doors, redstone machines, etc.
Kezrah's Security is a free Minecraft Java mod. Compatible with Minecraft 1.21.1. Downloaded 4,552 times (via CurseForge). Download it and open it directly in the game.