diff --git a/eco-api/build.gradle b/eco-api/build.gradle
index 3ffb422b..c8d7770b 100644
--- a/eco-api/build.gradle
+++ b/eco-api/build.gradle
@@ -9,15 +9,15 @@ dependencies {
     // Adventure
     compileOnly 'net.kyori:adventure-platform-bukkit:4.0.0'
     compileOnly 'net.kyori:adventure-text-minimessage:4.1.0-SNAPSHOT'
-    compileOnly 'net.kyori:adventure-api:4.9.1'
+    compileOnly 'net.kyori:adventure-api:4.9.2'
     compileOnly 'net.kyori:adventure-text-serializer-gson:4.9.2'
-    compileOnly 'net.kyori:adventure-text-serializer-legacy:4.8.1'
+    compileOnly 'net.kyori:adventure-text-serializer-legacy:4.9.2'
 
     // Other
     compileOnly 'org.spigotmc:spigot-api:1.17.1-R0.1-SNAPSHOT'
-    compileOnly 'org.apache.maven:maven-artifact:3.0.3'
+    compileOnly 'org.apache.maven:maven-artifact:3.8.1'
     compileOnly 'com.comphenix.protocol:ProtocolLib:4.7.1-SNAPSHOT'
-    compileOnly 'com.google.code.gson:gson:2.8.7'
+    compileOnly 'com.google.code.gson:gson:2.8.8'
 }
 
 java {
diff --git a/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/DummyHologram.java b/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/DummyHologram.java
new file mode 100644
index 00000000..9189325a
--- /dev/null
+++ b/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/DummyHologram.java
@@ -0,0 +1,20 @@
+package com.willfp.eco.core.integrations.hologram;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+/**
+ * Dummy hologram, created if no integrations are present on the server.
+ */
+class DummyHologram implements Hologram {
+    @Override
+    public void remove() {
+        // Do nothing.
+    }
+
+    @Override
+    public void setContents(@NotNull List<String> contents) {
+        // Do nothing.
+    }
+}
diff --git a/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/Hologram.java b/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/Hologram.java
new file mode 100644
index 00000000..207a8174
--- /dev/null
+++ b/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/Hologram.java
@@ -0,0 +1,22 @@
+package com.willfp.eco.core.integrations.hologram;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+/**
+ * Wrapper class for plugin-specific holograms.
+ */
+public interface Hologram {
+    /**
+     * Remove the hologram.
+     */
+    void remove();
+
+    /**
+     * Set the hologram contents.
+     *
+     * @param contents The contents.
+     */
+    void setContents(@NotNull List<String> contents);
+}
diff --git a/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/HologramManager.java b/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/HologramManager.java
new file mode 100644
index 00000000..22a6eaf2
--- /dev/null
+++ b/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/HologramManager.java
@@ -0,0 +1,45 @@
+package com.willfp.eco.core.integrations.hologram;
+
+import lombok.experimental.UtilityClass;
+import org.bukkit.Location;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+/**
+ * Class to handle hologram integrations.
+ */
+@UtilityClass
+public class HologramManager {
+    /**
+     * A set of all registered integrations.
+     */
+    private final Set<HologramWrapper> registered = new HashSet<>();
+
+    /**
+     * Register a new integration.
+     *
+     * @param integration The integration to register.
+     */
+    public void register(@NotNull final HologramWrapper integration) {
+        registered.add(integration);
+    }
+
+    /**
+     * Create hologram.
+     *
+     * @param location The location.
+     * @param contents The contents for the hologram.
+     * @return The hologram.
+     */
+    public Hologram createHologram(@NotNull final Location location,
+                                   @NotNull final List<String> contents) {
+        for (HologramWrapper wrapper : registered) {
+            return wrapper.createHologram(location, contents);
+        }
+
+        return new DummyHologram();
+    }
+}
diff --git a/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/HologramWrapper.java b/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/HologramWrapper.java
new file mode 100644
index 00000000..8f9beb12
--- /dev/null
+++ b/eco-api/src/main/java/com/willfp/eco/core/integrations/hologram/HologramWrapper.java
@@ -0,0 +1,22 @@
+package com.willfp.eco.core.integrations.hologram;
+
+import com.willfp.eco.core.integrations.Integration;
+import org.bukkit.Location;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+/**
+ * Wrapper class for hologram integrations.
+ */
+public interface HologramWrapper extends Integration {
+    /**
+     * Create hologram.
+     *
+     * @param location The location.
+     * @param contents The contents for the hologram.
+     * @return The hologram.
+     */
+    Hologram createHologram(@NotNull final Location location,
+                            @NotNull final List<String> contents);
+}
diff --git a/eco-api/src/main/java/com/willfp/eco/core/integrations/mcmmo/McmmoWrapper.java b/eco-api/src/main/java/com/willfp/eco/core/integrations/mcmmo/McmmoWrapper.java
index 8d8f63d4..2c0cf52e 100644
--- a/eco-api/src/main/java/com/willfp/eco/core/integrations/mcmmo/McmmoWrapper.java
+++ b/eco-api/src/main/java/com/willfp/eco/core/integrations/mcmmo/McmmoWrapper.java
@@ -1,5 +1,6 @@
 package com.willfp.eco.core.integrations.mcmmo;
 
+import com.willfp.eco.core.integrations.Integration;
 import org.bukkit.block.Block;
 import org.bukkit.event.Event;
 import org.jetbrains.annotations.NotNull;
@@ -7,7 +8,7 @@ import org.jetbrains.annotations.NotNull;
 /**
  * Wrapper class for mcmmo integrations.
  */
-public interface McmmoWrapper {
+public interface McmmoWrapper extends Integration {
     /**
      * Get bonus drop count of block.
      *
diff --git a/eco-core/core-plugin/build.gradle b/eco-core/core-plugin/build.gradle
index 7ca890da..41995681 100644
--- a/eco-core/core-plugin/build.gradle
+++ b/eco-core/core-plugin/build.gradle
@@ -7,11 +7,11 @@ dependencies {
         exclude group: 'net.kyori', module: 'adventure-api'
     }
     compileOnly 'net.kyori:adventure-platform-bukkit:4.0.0'
-    compileOnly 'net.kyori:adventure-api:4.9.1'
+    compileOnly 'net.kyori:adventure-api:4.9.2'
     compileOnly 'net.kyori:adventure-text-serializer-gson:4.9.2'
-    compileOnly 'net.kyori:adventure-text-serializer-legacy:4.8.1'
-    compileOnly 'org.apache.maven:maven-artifact:3.0.3'
-    compileOnly 'com.google.code.gson:gson:2.8.7'
+    compileOnly 'net.kyori:adventure-text-serializer-legacy:4.9.2'
+    compileOnly 'org.apache.maven:maven-artifact:3.8.1'
+    compileOnly 'com.google.code.gson:gson:2.8.8'
     compileOnly 'org.spigotmc:spigot-api:1.17.1-R0.1-SNAPSHOT'
     compileOnly project(":eco-core:core-proxy")
     compileOnly project(":eco-core:core-backend")
@@ -19,7 +19,7 @@ dependencies {
     compileOnly 'com.sk89q.worldguard:worldguard-bukkit:7.0.7-SNAPSHOT'
     compileOnly 'com.github.TechFortress:GriefPrevention:16.17.1'
     compileOnly 'com.massivecraft:Factions:1.6.9.5-U0.5.10'
-    compileOnly 'com.github.cryptomorin:kingdoms:1.10.14'
+    compileOnly 'com.github.cryptomorin:kingdoms:1.11.18'
     compileOnly 'com.github.TownyAdvanced:Towny:0.97.2.6'
     compileOnly 'com.github.angeschossen:LandsAPI:5.15.2'
     compileOnly 'fr.neatmonster:nocheatplus:3.16.1-SNAPSHOT'
@@ -30,10 +30,11 @@ dependencies {
     compileOnly 'com.github.brcdev-minecraft:shopgui-api:2.2.0'
     compileOnly 'com.github.LoneDev6:API-ItemsAdder:2.4.7'
     compileOnly 'com.arcaniax:HeadDatabase-API:1.3.0'
-    compileOnly 'org.jetbrains.exposed:exposed-core:0.34.1'
-    compileOnly 'org.jetbrains.exposed:exposed-dao:0.34.1'
-    compileOnly 'org.jetbrains.exposed:exposed-jdbc:0.34.1'
-    compileOnly 'mysql:mysql-connector-java:5.1.48'
+    compileOnly 'org.jetbrains.exposed:exposed-core:0.35.1'
+    compileOnly 'org.jetbrains.exposed:exposed-dao:0.35.1'
+    compileOnly 'org.jetbrains.exposed:exposed-jdbc:0.35.1'
+    compileOnly 'mysql:mysql-connector-java:8.0.25'
+    compileOnly 'com.gmail.filoghost.holographicdisplays:holographicdisplays-api:2.4.0'
 
     // CombatLogX V10 + NewbieHelper Expansion
     compileOnly 'com.SirBlobman.combatlogx:CombatLogX-API:10.0.0.0-SNAPSHOT'
diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/EcoSpigotPlugin.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/EcoSpigotPlugin.kt
index 0e826ce4..eb7ba051 100644
--- a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/EcoSpigotPlugin.kt
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/EcoSpigotPlugin.kt
@@ -9,6 +9,7 @@ import com.willfp.eco.core.integrations.IntegrationLoader
 import com.willfp.eco.core.integrations.anticheat.AnticheatManager
 import com.willfp.eco.core.integrations.antigrief.AntigriefManager
 import com.willfp.eco.core.integrations.customitems.CustomItemsManager
+import com.willfp.eco.core.integrations.hologram.HologramManager
 import com.willfp.eco.core.integrations.mcmmo.McmmoManager
 import com.willfp.eco.core.integrations.shop.ShopManager
 import com.willfp.eco.core.items.Items
@@ -39,6 +40,9 @@ import com.willfp.eco.spigot.integrations.antigrief.*
 import com.willfp.eco.spigot.integrations.customitems.CustomItemsHeadDatabase
 import com.willfp.eco.spigot.integrations.customitems.CustomItemsItemsAdder
 import com.willfp.eco.spigot.integrations.customitems.CustomItemsOraxen
+import com.willfp.eco.spigot.integrations.hologram.HologramCMI
+import com.willfp.eco.spigot.integrations.hologram.HologramGHolo
+import com.willfp.eco.spigot.integrations.hologram.HologramHolographicDisplays
 import com.willfp.eco.spigot.integrations.mcmmo.McmmoIntegrationImpl
 import com.willfp.eco.spigot.integrations.multiverseinventories.MultiverseInventoriesIntegration
 import com.willfp.eco.spigot.integrations.shop.ShopShopGuiPlus
@@ -175,6 +179,11 @@ abstract class EcoSpigotPlugin : EcoPlugin(
             // Shop
             IntegrationLoader("ShopGUIPlus") { ShopManager.register(ShopShopGuiPlus()) },
 
+            // Hologram
+            IntegrationLoader("HolographicDisplays") { HologramManager.register(HologramHolographicDisplays(this)) },
+            IntegrationLoader("CMI") { HologramManager.register(HologramCMI()) },
+            IntegrationLoader("GHolo") { HologramManager.register(HologramGHolo()) },
+
             // Misc
             IntegrationLoader("mcMMO") { McmmoManager.register(McmmoIntegrationImpl()) },
             IntegrationLoader("Multiverse-Inventories") {
diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/integrations/hologram/HologramCMI.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/integrations/hologram/HologramCMI.kt
new file mode 100644
index 00000000..88580d7c
--- /dev/null
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/integrations/hologram/HologramCMI.kt
@@ -0,0 +1,39 @@
+package com.willfp.eco.spigot.integrations.hologram
+
+import com.Zrips.CMI.CMI
+import com.Zrips.CMI.Modules.Holograms.CMIHologram
+import com.willfp.eco.core.integrations.hologram.Hologram
+import com.willfp.eco.core.integrations.hologram.HologramWrapper
+import net.Zrips.CMILib.Container.CMILocation
+import org.bukkit.Location
+import java.util.*
+
+@Suppress("DEPRECATION")
+class HologramCMI : HologramWrapper {
+    override fun createHologram(location: Location, contents: MutableList<String>): Hologram {
+        val cmiHolo = CMIHologram(UUID.randomUUID().toString(), CMILocation(location))
+        cmiHolo.enable()
+        CMI.getInstance().hologramManager.addHologram(cmiHolo)
+
+        val holo = HologramImplCMI(cmiHolo)
+        holo.setContents(contents)
+
+        return holo
+    }
+
+    override fun getPluginName(): String {
+        return "CMI"
+    }
+
+    class HologramImplCMI(
+        private val handle: CMIHologram
+    ) : Hologram {
+        override fun remove() {
+            CMI.getInstance().hologramManager.removeHolo(handle)
+        }
+
+        override fun setContents(contents: MutableList<String>) {
+            handle.lines = contents
+        }
+    }
+}
\ No newline at end of file
diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/integrations/hologram/HologramGHolo.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/integrations/hologram/HologramGHolo.kt
new file mode 100644
index 00000000..da781f14
--- /dev/null
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/integrations/hologram/HologramGHolo.kt
@@ -0,0 +1,38 @@
+package com.willfp.eco.spigot.integrations.hologram
+
+import com.willfp.eco.core.integrations.hologram.Hologram
+import com.willfp.eco.core.integrations.hologram.HologramWrapper
+import me.gholo.api.GHoloAPI
+import org.bukkit.Location
+import java.util.*
+
+@Suppress("DEPRECATION")
+class HologramGHolo : HologramWrapper {
+    companion object {
+        private val api = GHoloAPI()
+    }
+
+    override fun createHologram(location: Location, contents: MutableList<String>): Hologram {
+        val id = UUID.randomUUID().toString()
+
+        api.insertHolo(id, location, contents)
+
+        return HologramImplGHolo(id)
+    }
+
+    override fun getPluginName(): String {
+        return "GHolo"
+    }
+
+    class HologramImplGHolo(
+        private val id: String
+    ) : Hologram {
+        override fun remove() {
+            api.removeHolo(id)
+        }
+
+        override fun setContents(contents: MutableList<String>) {
+            api.getHolo(id)?.content = contents
+        }
+    }
+}
\ No newline at end of file
diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/integrations/hologram/HologramHolographicDisplays.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/integrations/hologram/HologramHolographicDisplays.kt
new file mode 100644
index 00000000..18e6ee2e
--- /dev/null
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/spigot/integrations/hologram/HologramHolographicDisplays.kt
@@ -0,0 +1,41 @@
+package com.willfp.eco.spigot.integrations.hologram
+
+import com.gmail.filoghost.holographicdisplays.api.HologramsAPI
+import com.willfp.eco.core.EcoPlugin
+import com.willfp.eco.core.integrations.hologram.Hologram
+import com.willfp.eco.core.integrations.hologram.HologramWrapper
+import org.bukkit.Location
+
+class HologramHolographicDisplays(
+    private val plugin: EcoPlugin
+) : HologramWrapper {
+
+    override fun createHologram(location: Location, contents: MutableList<String>): Hologram {
+        val hologram = HologramImplHolographicDisplays(
+            HologramsAPI.createHologram(plugin, location)
+        )
+
+        hologram.setContents(contents)
+
+        return hologram
+    }
+
+    override fun getPluginName(): String {
+        return "HolographicDisplays"
+    }
+
+    class HologramImplHolographicDisplays(
+        private val handle: com.gmail.filoghost.holographicdisplays.api.Hologram
+    ) : Hologram {
+        override fun remove() {
+            handle.delete()
+        }
+
+        override fun setContents(contents: MutableList<String>) {
+            handle.clearLines()
+            for (line in contents) {
+                handle.appendTextLine(line)
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/eco-core/core-plugin/src/main/resources/plugin.yml b/eco-core/core-plugin/src/main/resources/plugin.yml
index b274be34..6a500cf6 100644
--- a/eco-core/core-plugin/src/main/resources/plugin.yml
+++ b/eco-core/core-plugin/src/main/resources/plugin.yml
@@ -27,14 +27,17 @@ softdepend:
   - HeadDatabase
   - Multiverse-Inventories
   - Alice
+  - HolographicDisplays
+  - GHolo
+  - CMI
 libraries:
   - 'org.reflections:reflections:0.9.12'
   - 'org.apache.maven:maven-artifact:3.0.3'
   - 'org.jetbrains.kotlin:kotlin-stdlib:1.5.31'
   - 'net.kyori:adventure-platform-bukkit:4.0.0'
-  - 'net.kyori:adventure-api:4.9.1'
+  - 'net.kyori:adventure-api:4.9.2'
   - 'net.kyori:adventure-text-serializer-gson:4.9.2'
-  - 'net.kyori:adventure-text-serializer-legacy:4.8.1'
+  - 'net.kyori:adventure-text-serializer-legacy:4.9.2'
   - 'org.jetbrains.kotlin:kotlin-stdlib:1.5.21'
   - 'org.jetbrains.exposed:exposed-core:0.34.1'
   - 'org.jetbrains.exposed:exposed-dao:0.34.1'
diff --git a/lib/CMIAPI8.7.8.2.jar b/lib/CMIAPI8.7.8.2.jar
new file mode 100644
index 00000000..69ba79a5
Binary files /dev/null and b/lib/CMIAPI8.7.8.2.jar differ
diff --git a/lib/CMILib1.0.4.1.jar b/lib/CMILib1.0.4.1.jar
new file mode 100644
index 00000000..0aaf6722
Binary files /dev/null and b/lib/CMILib1.0.4.1.jar differ
diff --git a/lib/GHolo.jar b/lib/GHolo.jar
new file mode 100644
index 00000000..b15de313
Binary files /dev/null and b/lib/GHolo.jar differ