diff --git a/bukkit/loader/build.gradle.kts b/bukkit/loader/build.gradle.kts
index 7f2a8a975..f80ad94df 100644
--- a/bukkit/loader/build.gradle.kts
+++ b/bukkit/loader/build.gradle.kts
@@ -59,7 +59,7 @@ artifacts {
 
 tasks {
     shadowJar {
-        archiveFileName = "${rootProject.name}-plugin-${rootProject.properties["project_version"]}.jar"
+        archiveFileName = "${rootProject.name}-plugin-${rootProject.properties["project_version"]}-community-edition.jar"
         destinationDirectory.set(file("$rootDir/target"))
         relocate("net.kyori", "net.momirealms.craftengine.libraries")
         relocate("net.momirealms.sparrow.nbt", "net.momirealms.craftengine.libraries.nbt")
diff --git a/bukkit/loader/src/main/java/net/momirealms/craftengine/bukkit/BukkitBootstrap.java b/bukkit/loader/src/main/java/net/momirealms/craftengine/bukkit/BukkitBootstrap.java
index 3e73cf8ea..9c8e4671e 100644
--- a/bukkit/loader/src/main/java/net/momirealms/craftengine/bukkit/BukkitBootstrap.java
+++ b/bukkit/loader/src/main/java/net/momirealms/craftengine/bukkit/BukkitBootstrap.java
@@ -1,8 +1,13 @@
 package net.momirealms.craftengine.bukkit;
 
 import net.momirealms.craftengine.bukkit.plugin.BukkitCraftEngine;
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
 import org.bukkit.plugin.java.JavaPlugin;
 
+import java.util.Collection;
+import java.util.concurrent.TimeUnit;
+
 public class BukkitBootstrap extends JavaPlugin {
     private final BukkitCraftEngine plugin;
 
@@ -12,16 +17,34 @@ public class BukkitBootstrap extends JavaPlugin {
 
     @Override
     public void onLoad() {
+        if (!Bukkit.getServer().getOnlineMode()) {
+            return;
+        }
         this.plugin.onPluginLoad();
     }
 
     @Override
     public void onEnable() {
-        this.plugin.onPluginEnable();
+        if (!Bukkit.getServer().getOnlineMode()) {
+            this.plugin.logger().warn("CraftEngine Community Edition requires online mode to be enabled.");
+        } else {
+            this.plugin.scheduler().asyncRepeating(() -> {
+                Collection<? extends Player> players = Bukkit.getOnlinePlayers();
+                if (players.size() > 20) {
+                    this.plugin.logger().warn("CraftEngine Community Edition restricts servers to a maximum of 20 concurrent players.");
+                    this.plugin.logger().warn("Your server has exceeded this limit and will be shut down.");
+                    Bukkit.shutdown();
+                }
+            }, 1, 1, TimeUnit.MINUTES);
+            this.plugin.onPluginEnable();
+        }
     }
 
     @Override
     public void onDisable() {
+        if (!Bukkit.getServer().getOnlineMode()) {
+            return;
+        }
         this.plugin.onPluginDisable();
     }
 }