diff --git a/Dashboard/Box3d.cs b/Dashboard.Common/Box3d.cs
similarity index 100%
rename from Dashboard/Box3d.cs
rename to Dashboard.Common/Box3d.cs
diff --git a/Dashboard.Common/Dashboard.Common.csproj b/Dashboard.Common/Dashboard.Common.csproj
new file mode 100644
index 0000000..3a63532
--- /dev/null
+++ b/Dashboard.Common/Dashboard.Common.csproj
@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net8.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+    </PropertyGroup>
+
+</Project>
diff --git a/Dashboard.Common/HashList.cs b/Dashboard.Common/HashList.cs
new file mode 100644
index 0000000..aae45e6
--- /dev/null
+++ b/Dashboard.Common/HashList.cs
@@ -0,0 +1,38 @@
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Dashboard.Drawing
+{
+    public class HashList<T> : IReadOnlyList<T>
+        where T : notnull
+    {
+        private readonly List<T> _list = new List<T>();
+        private readonly Dictionary<T, int> _map = new Dictionary<T, int>();
+
+        public T this[int index] => _list[index];
+
+        public int Count => _list.Count;
+
+        public int Intern(T value)
+        {
+            if (_map.TryGetValue(value, out int index))
+                return index;
+
+            index = Count;
+
+            _list.Add(value);
+            _map.Add(value, index);
+
+            return index;
+        }
+
+        public void Clear()
+        {
+            _list.Clear();
+            _map.Clear();
+        }
+
+        public IEnumerator<T> GetEnumerator() => _list.GetEnumerator();
+        IEnumerator IEnumerable.GetEnumerator() => _list.GetEnumerator();
+    }
+}
\ No newline at end of file
diff --git a/Dashboard.Drawing/Dashboard.Drawing.csproj b/Dashboard.Drawing/Dashboard.Drawing.csproj
index 8a0d073..6a4d54a 100644
--- a/Dashboard.Drawing/Dashboard.Drawing.csproj
+++ b/Dashboard.Drawing/Dashboard.Drawing.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\Dashboard\Dashboard.csproj" />
+    <ProjectReference Include="..\Dashboard.Common\Dashboard.Common.csproj" />
   </ItemGroup>
 
 </Project>
diff --git a/Dashboard.Drawing/DrawQueue.cs b/Dashboard.Drawing/DrawQueue.cs
index 6ceb823..120bda5 100644
--- a/Dashboard.Drawing/DrawQueue.cs
+++ b/Dashboard.Drawing/DrawQueue.cs
@@ -1,5 +1,4 @@
 using System;
-using System.Collections;
 using System.Collections.Generic;
 using System.Drawing;
 using System.IO;
@@ -196,39 +195,6 @@ namespace Dashboard.Drawing
                 Write(command, bytes);
             }
         }
-
-        private class HashList<T> : IReadOnlyList<T>
-            where T : notnull
-        {
-            private readonly List<T> _list = new List<T>();
-            private readonly Dictionary<T, int> _map = new Dictionary<T, int>();
-
-            public T this[int index] => _list[index];
-
-            public int Count => _list.Count;
-
-            public int Intern(T value)
-            {
-                if (_map.TryGetValue(value, out int index))
-                    return index;
-
-                index = Count;
-
-                _list.Add(value);
-                _map.Add(value, index);
-
-                return index;
-            }
-
-            public void Clear()
-            {
-                _list.Clear();
-                _map.Clear();
-            }
-
-            public IEnumerator<T> GetEnumerator() => _list.GetEnumerator();
-            IEnumerator IEnumerable.GetEnumerator() => _list.GetEnumerator();
-        }
     }
 
     public interface IDrawController
diff --git a/Dashboard.sln b/Dashboard.sln
index 5b6b711..cbcbcb5 100644
--- a/Dashboard.sln
+++ b/Dashboard.sln
@@ -15,6 +15,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Dashboard.TestApplication",
 		{49A62F46-AC1C-4240-8615-020D4FBBF964} = {49A62F46-AC1C-4240-8615-020D4FBBF964}
 	EndProjectSection
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Dashboard.Common", "Dashboard.Common\Dashboard.Common.csproj", "{C77CDD2B-2482-45F9-B330-47A52F5F13C0}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -33,6 +35,10 @@ Global
 		{7C90B90B-DF31-439B-9080-CD805383B014}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{7C90B90B-DF31-439B-9080-CD805383B014}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{7C90B90B-DF31-439B-9080-CD805383B014}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C77CDD2B-2482-45F9-B330-47A52F5F13C0}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C77CDD2B-2482-45F9-B330-47A52F5F13C0}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C77CDD2B-2482-45F9-B330-47A52F5F13C0}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C77CDD2B-2482-45F9-B330-47A52F5F13C0}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE