diff --git a/Minecraft-Realms-Emulator/Helpers/MinecraftVersionParser.cs b/Minecraft-Realms-Emulator/Helpers/MinecraftVersionParser.cs
new file mode 100644
index 0000000..73dfd8e
--- /dev/null
+++ b/Minecraft-Realms-Emulator/Helpers/MinecraftVersionParser.cs
@@ -0,0 +1,76 @@
+using System.Text.RegularExpressions;
+
+namespace Minecraft_Realms_Emulator.Helpers
+{
+    public class MinecraftVersionParser
+    {
+        public class MinecraftVersion : IComparable<MinecraftVersion>
+        {
+            public int Major { get; private set; }
+            public int Minor { get; private set; }
+            public int Patch { get; private set; }
+            public string PreRelease { get; private set; }
+            public string Snapshot { get; private set; }
+            
+            private static readonly Regex VersionRegex = new(@"^(\d+)\.(\d+)(\.(\d+))?(-[a-zA-Z0-9\-]+)?$|^(\d{2})w(\d{2})([a-z])$");
+
+            public MinecraftVersion(string version)
+            {
+                var match = VersionRegex.Match(version);
+                if (!match.Success)
+                {
+                    throw new ArgumentException("Invalid version format", nameof(version));
+                }
+
+                if (match.Groups[1].Success)
+                {
+                    Major = int.Parse(match.Groups[1].Value);
+                    Minor = int.Parse(match.Groups[2].Value);
+                    Patch = match.Groups[4].Success ? int.Parse(match.Groups[4].Value) : 0;
+                    PreRelease = match.Groups[5].Success ? match.Groups[5].Value.Substring(1) : null;
+                }
+                else if (match.Groups[6].Success)
+                {
+                    Major = 0;
+                    Minor = int.Parse(match.Groups[6].Value);
+                    Patch = int.Parse(match.Groups[7].Value);
+                    Snapshot = match.Groups[8].Value;
+                }
+            }
+
+            public int CompareTo(MinecraftVersion other)
+            {
+                if (other == null) return 1;
+
+                if (Snapshot != null && other.Snapshot != null)
+                {
+                    int minorComparisonS = Minor.CompareTo(other.Minor);
+                    if (minorComparisonS != 0) return minorComparisonS;
+
+                    int patchComparisonS = Patch.CompareTo(other.Patch);
+                    if (patchComparisonS != 0) return patchComparisonS;
+
+                    return string.Compare(Snapshot, other.Snapshot, StringComparison.Ordinal);
+                }
+
+                if (Snapshot != null) return -1;
+                if (other.Snapshot != null) return 1;
+
+                int majorComparison = Major.CompareTo(other.Major);
+                if (majorComparison != 0) return majorComparison;
+
+                int minorComparison = Minor.CompareTo(other.Minor);
+                if (minorComparison != 0) return minorComparison;
+
+                int patchComparison = Patch.CompareTo(other.Patch);
+                if (patchComparison != 0) return patchComparison;
+
+                if (PreRelease == null && other.PreRelease == null) return 0;
+                if (PreRelease == null) return 1;
+                if (other.PreRelease == null) return -1;
+
+                return string.Compare(PreRelease, other.PreRelease, StringComparison.Ordinal);
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/Minecraft-Realms-Emulator/Minecraft-Realms-Emulator.csproj b/Minecraft-Realms-Emulator/Minecraft-Realms-Emulator.csproj
index 523a8cb..22280c8 100644
--- a/Minecraft-Realms-Emulator/Minecraft-Realms-Emulator.csproj
+++ b/Minecraft-Realms-Emulator/Minecraft-Realms-Emulator.csproj
@@ -21,7 +21,6 @@
     </PackageReference>
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="8.0.4" />
-    <PackageReference Include="Semver" Version="2.3.0" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.6.2" />
   </ItemGroup>
 
diff --git a/Minecraft-Realms-Emulator/Modes/External/WorldsController.cs b/Minecraft-Realms-Emulator/Modes/External/WorldsController.cs
index 05751f9..77ed285 100644
--- a/Minecraft-Realms-Emulator/Modes/External/WorldsController.cs
+++ b/Minecraft-Realms-Emulator/Modes/External/WorldsController.cs
@@ -8,7 +8,6 @@ using Minecraft_Realms_Emulator.Helpers;
 using Minecraft_Realms_Emulator.Requests;
 using Minecraft_Realms_Emulator.Responses;
 using Newtonsoft.Json;
-using Semver;
 
 namespace Minecraft_Realms_Emulator.Modes.External
 {
@@ -66,7 +65,7 @@ namespace Minecraft_Realms_Emulator.Modes.External
             {
                 Slot activeSlot = world.Slots.Find(s => s.SlotId == world.ActiveSlot);
 
-                int versionsCompared = SemVersion.Parse(gameVersion, SemVersionStyles.OptionalPatch).ComparePrecedenceTo(SemVersion.Parse(activeSlot?.Version ?? gameVersion, SemVersionStyles.OptionalPatch));
+                int versionsCompared = new MinecraftVersionParser.MinecraftVersion(gameVersion).CompareTo(new MinecraftVersionParser.MinecraftVersion(activeSlot?.Version ?? gameVersion));
                 string isCompatible = versionsCompared == 0 ? nameof(CompatibilityEnum.COMPATIBLE) : versionsCompared < 0 ? nameof(CompatibilityEnum.NEEDS_DOWNGRADE) : nameof(CompatibilityEnum.NEEDS_UPGRADE);
 
                 WorldResponse response = new()
@@ -103,7 +102,7 @@ namespace Minecraft_Realms_Emulator.Modes.External
             {
                 Slot activeSlot = world.Slots.Find(s => s.SlotId == world.ActiveSlot);
 
-                int versionsCompared = SemVersion.Parse(gameVersion, SemVersionStyles.OptionalPatch).ComparePrecedenceTo(SemVersion.Parse(activeSlot.Version, SemVersionStyles.OptionalPatch));
+                int versionsCompared = new MinecraftVersionParser.MinecraftVersion(gameVersion).CompareTo(new MinecraftVersionParser.MinecraftVersion(activeSlot.Version));
                 string isCompatible = versionsCompared == 0 ? nameof(CompatibilityEnum.COMPATIBLE) : versionsCompared < 0 ? nameof(CompatibilityEnum.NEEDS_DOWNGRADE) : nameof(CompatibilityEnum.NEEDS_UPGRADE);
 
                 WorldResponse response = new()
@@ -156,7 +155,7 @@ namespace Minecraft_Realms_Emulator.Modes.External
 
             foreach (var slot in world.Slots)
             {
-                int versionsCompared = SemVersion.Parse(gameVersion, SemVersionStyles.OptionalPatch).ComparePrecedenceTo(SemVersion.Parse(slot.Version, SemVersionStyles.OptionalPatch));
+                int versionsCompared = new MinecraftVersionParser.MinecraftVersion(gameVersion).CompareTo(new MinecraftVersionParser.MinecraftVersion(slot.Version));
                 string compatibility = versionsCompared == 0 ? nameof(CompatibilityEnum.COMPATIBLE) : versionsCompared < 0 ? nameof(CompatibilityEnum.NEEDS_DOWNGRADE) : nameof(CompatibilityEnum.NEEDS_UPGRADE);
 
                 slots.Add(new SlotResponse()
diff --git a/Minecraft-Realms-Emulator/Modes/Realms/Controllers/WorldsController.cs b/Minecraft-Realms-Emulator/Modes/Realms/Controllers/WorldsController.cs
index b70be8d..361df93 100644
--- a/Minecraft-Realms-Emulator/Modes/Realms/Controllers/WorldsController.cs
+++ b/Minecraft-Realms-Emulator/Modes/Realms/Controllers/WorldsController.cs
@@ -9,7 +9,6 @@ using Minecraft_Realms_Emulator.Modes.Realms.Helpers;
 using Minecraft_Realms_Emulator.Requests;
 using Minecraft_Realms_Emulator.Responses;
 using Newtonsoft.Json;
-using Semver;
 using System.Net;
 using System.Net.Sockets;
 
@@ -69,7 +68,7 @@ namespace Minecraft_Realms_Emulator.Modes.Realms.Controllers
             {
                 Slot activeSlot = world.Slots.Find(s => s.SlotId == world.ActiveSlot);
 
-                int versionsCompared = SemVersion.Parse(gameVersion, SemVersionStyles.OptionalPatch).ComparePrecedenceTo(SemVersion.Parse(activeSlot?.Version ?? gameVersion, SemVersionStyles.Any));
+                int versionsCompared = new MinecraftVersionParser.MinecraftVersion(gameVersion).CompareTo(new MinecraftVersionParser.MinecraftVersion(activeSlot?.Version ?? gameVersion));
                 string isCompatible = versionsCompared == 0 ? nameof(CompatibilityEnum.COMPATIBLE) : versionsCompared < 0 ? nameof(CompatibilityEnum.NEEDS_DOWNGRADE) : nameof(CompatibilityEnum.NEEDS_UPGRADE);
 
                 WorldResponse response = new()
@@ -106,7 +105,7 @@ namespace Minecraft_Realms_Emulator.Modes.Realms.Controllers
             {
                 Slot activeSlot = world.Slots.Find(s => s.SlotId == world.ActiveSlot);
 
-                int versionsCompared = SemVersion.Parse(gameVersion, SemVersionStyles.OptionalPatch).ComparePrecedenceTo(SemVersion.Parse(activeSlot.Version, SemVersionStyles.OptionalPatch));
+                int versionsCompared = new MinecraftVersionParser.MinecraftVersion(gameVersion).CompareTo(new MinecraftVersionParser.MinecraftVersion(activeSlot?.Version ?? gameVersion));
                 string isCompatible = versionsCompared == 0 ? nameof(CompatibilityEnum.COMPATIBLE) : versionsCompared < 0 ? nameof(CompatibilityEnum.NEEDS_DOWNGRADE) : nameof(CompatibilityEnum.NEEDS_UPGRADE);
 
                 WorldResponse response = new()
@@ -159,7 +158,7 @@ namespace Minecraft_Realms_Emulator.Modes.Realms.Controllers
 
             foreach (var slot in world.Slots)
             {
-                int versionsCompared = SemVersion.Parse(gameVersion, SemVersionStyles.OptionalPatch).ComparePrecedenceTo(SemVersion.Parse(slot.Version, SemVersionStyles.OptionalPatch));
+                int versionsCompared = new MinecraftVersionParser.MinecraftVersion(gameVersion).CompareTo(new MinecraftVersionParser.MinecraftVersion(activeSlot?.Version ?? gameVersion));
                 string compatibility = versionsCompared == 0 ? nameof(CompatibilityEnum.COMPATIBLE) : versionsCompared < 0 ? nameof(CompatibilityEnum.NEEDS_DOWNGRADE) : nameof(CompatibilityEnum.NEEDS_UPGRADE);
 
                 slots.Add(new SlotResponse()