Gatekeeper
1.1+1.21.11A Fabric mod for Minecraft that replaces username/password login with cryptographic key authentication.
1.1+1.21.11latestGatekeeper v1.1 Paper (MC 1.21.11)Aug 16, 2026 First release of the Paper plugin. It speaks the same protocol as the Fabric server mod, so players connect with the same Fabric client mod (1.1 or newer). -/gate allow|reset|list, behind themcgatekeeper.adminpermission (granted to operators by default). -server.keyandplayers.jsonuse the same format as the Fabric mod, so a server can move between platforms without anyone being re-approved. - Requires Paper. Spigot, CraftBukkit and Folia are not supported — holding a player in the configuration phase needs Paper's connection API.
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