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Modern Minecraft anticheat · 1.21+

Catch what other Minecraft anticheats never see.

Sheriffguard reads the packets and matches the cheat client itself, so the ban lands before the first hit connects.

Paper · Purpur · Spigot. Folia in beta.

test.sheriffguard.com
live
›

Simulated output, real commands.

YOUR SERVERSHERIFFGUARD CLOUD
The patrol

Every angle a cheater tries, watched.

Detection runs on the packets themselves, with mitigation that quietly breaks the cheat instead of tipping the player off with an instant ban.

Movement & timer

Physics-simulated fly, speed, no-fall and blink. Verified against a per-tick movement model, then set back before it changes a fight.

Motion · Timer · BoatFly

Combat & aim

Reach, hitbox and rotation raytraced from the packet stream. Kill-aura, mace-dive and crystal automation each escalate on their own violation counter.

Reach/Killaura · MaceAura · CrystalSelf

World & scaffold

Scaffold, tower and printer-style placement caught by pattern rather than by raw rate, with the false-positive-prone toggles shipped off by default.

BlockPlace

Mitigation, not just bans

Three strategies per check, from OBSERVER through to VIGILANT. Setbacks and cancelled hits break the cheat without tipping the player off.

OBSERVER → VIGILANT

ML trust scoring

A trust model rides alongside the heuristics and flags the cases where the two disagree, so your staff review the genuine edge cases and nothing else.

on-device model

Cloud & multi-region

Offloaded analysis, cross-server tracking and multi-proxy failover behind a single endpoint that routes to the nearest healthy edge.

auto-failover
The deputy nobody expects

It matches the client itself.

Most anticheats wait for a cheater to do something. Sheriffguard asks the client a question the moment it joins, invisibly, and checks the answer against our signature database.

  • Silent probe on join: no GUI, no lag, one tick.
  • A match bans within seconds of joining, before the first hit lands.
  • No match is not a free pass: that player is watched continuously from then on.
  • 150+ signatures today, and more every time a new client ships.
  • The signature list never ships in readable form.
1join → match 150+ client signatures
2echo probe key #037 → rendered
3MATCH · unfair client
4no match → behaviour watched continuously
›ban cheatzz99 Unfair client detected

Priced by size, not by feature.

Every plan carries the full detection suite. The tier sets how many players it covers and nothing else, so the smallest server runs exactly the same checks as the largest network.

Small server

A single server finding its feet.

$10/month

or $100 a year

Up to 100 players online

Every check included

Get started

Medium server

Most picked

An established server with a regular crowd.

$25/month

or $250 a year

Up to 300 players online

Every check included

Get started

Large network

Several servers and a peak worth defending.

$49/month

or $490 a year

Up to 700 players online

Every check included

Get started

Enterprise

Custom

Above 700 players, or a network with requirements these tiers do not cover. Priced against what you actually run, with onboarding and check tuning included.

Contact us

In every plan, including the smallest

There is no tier that unlocks extra checks. What changes between plans is the player cap, nothing else.

  • All 28 checks plus mitigation
  • Client-detection deep probe
  • ML trust scoring
  • Discord alerts
  • Cross-server tracking
  • Custom checks and onboarding

Every plan is set up by hand, so whichever one you want, talk to us first. There is a 3 day free trial too, with no card and no signup flow. Discord is the fastest way to start either.

Before you deputize.

What Minecraft versions and server platforms does Sheriffguard support?

Sheriffguard supports Minecraft 1.21+ and every newer release. We focus on modern Minecraft versions, so support for older versions is not currently a priority.

Java Edition servers are fully supported on Spigot, Paper and Purpur, with Folia support currently in beta. It is one universal jar, with no separate build per platform and no extra plugin to install on Velocity or BungeeCord. Bedrock players connecting through Geyser are automatically excluded from checks designed around Java Edition behaviour and thresholds.

Will this Minecraft anticheat false-ban my players?

Sheriffguard is designed to minimise false bans and unfair punishments. When the plugin is connected to our cloud, detections are carefully verified before any punishment is applied, so players who are simply playing normally should not have to fear being punished by mistake.

In rare cases, a player who deliberately modifies or hides their packets and behaviour to conceal cheating may trigger a detection, because those techniques exist specifically to bypass anticheat systems. Sheriffguard continuously improves how it distinguishes legitimate players from players trying to disguise cheating.

In short: Sheriffguard is built for fair detection, so legitimate players can play without fear of being falsely banned or punished.

Does a Minecraft anticheat plugin hurt TPS?

Not this one. Sheriffguard is designed to have minimal impact on your server's TPS and performance. Only lightweight processing runs directly on your server, while the heavy detection and analysis workload is handled on Sheriffguard's private cloud infrastructure.

This means your server never has to carry the processing that advanced checks require, which is what keeps Sheriffguard from causing noticeable performance issues or TPS drops.

What cheats does Sheriffguard detect?

The behaviours servers actually get hit with: killaura and aim assist, reach, autoclicker and inhuman click patterns, fly and speed, scaffold and tower, timer, anti-knockback, auto-totem, and crystal and anchor automation, plus packet-level protocol abuse that never shows up as a server event at all.

On top of the behavioural checks, Sheriffguard matches the client itself against a database of 150+ known unfair clients the moment a player joins. A match is actioned within seconds, before a single hit lands. No match is not a free pass: that player is then watched continuously. The database grows every time a new client ships.

What makes Sheriffguard different from other Minecraft anticheat plugins?

Most anticheat plugins react to server events after the fact. Sheriffguard reads the packet stream directly, scores every player with a trust model, and identifies the unfair client on join rather than waiting for a cheat to be used.

It also mitigates before it punishes. A cheater meets a client that quietly does not work, instead of a ban screen and an appeal thread for you to read.

How do I install it?

Drop Sheriffguard into your server's plugins folder and the rest is handled automatically. Initial setup, licensing and configuration are taken care of for you.

If you need any assistance, our support team is available to help you set up and configure Sheriffguard on your server for the first time.

Put a badge on your server.

Install it in one restart and let the cheaters find out the hard way.