diff --git a/SabreTools.Core/NaturalSort/NaturalComparer.cs b/NaturalSort/NaturalComparer.cs
similarity index 98%
rename from SabreTools.Core/NaturalSort/NaturalComparer.cs
rename to NaturalSort/NaturalComparer.cs
index ae3a55b9..15fe03e3 100644
--- a/SabreTools.Core/NaturalSort/NaturalComparer.cs
+++ b/NaturalSort/NaturalComparer.cs
@@ -14,7 +14,6 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text.RegularExpressions;
 
-// TODO: Split into separate library
 namespace NaturalSort
 {
     public class NaturalComparer : Comparer<string>, IDisposable
diff --git a/SabreTools.Core/NaturalSort/NaturalComparerUtil.cs b/NaturalSort/NaturalComparerUtil.cs
similarity index 98%
rename from SabreTools.Core/NaturalSort/NaturalComparerUtil.cs
rename to NaturalSort/NaturalComparerUtil.cs
index 86158295..6209d5e5 100644
--- a/SabreTools.Core/NaturalSort/NaturalComparerUtil.cs
+++ b/NaturalSort/NaturalComparerUtil.cs
@@ -1,6 +1,5 @@
 using System.IO;
 
-// TODO: Split into separate library
 namespace NaturalSort
 {
     public static class NaturalComparerUtil
diff --git a/SabreTools.Core/NaturalSort/NaturalReversedComparer.cs b/NaturalSort/NaturalReversedComparer.cs
similarity index 98%
rename from SabreTools.Core/NaturalSort/NaturalReversedComparer.cs
rename to NaturalSort/NaturalReversedComparer.cs
index d0a44975..75b9395b 100644
--- a/SabreTools.Core/NaturalSort/NaturalReversedComparer.cs
+++ b/NaturalSort/NaturalReversedComparer.cs
@@ -14,7 +14,6 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text.RegularExpressions;
 
-// TODO: Split into separate library
 namespace NaturalSort
 {
     public class NaturalReversedComparer : Comparer<string>, IDisposable
diff --git a/NaturalSort/NaturalSort.csproj b/NaturalSort/NaturalSort.csproj
new file mode 100644
index 00000000..5e3ed4b4
--- /dev/null
+++ b/NaturalSort/NaturalSort.csproj
@@ -0,0 +1,8 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFrameworks>net6.0;net7.0</TargetFrameworks>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/SabreTools.DatFiles/SabreTools.DatFiles.csproj b/SabreTools.DatFiles/SabreTools.DatFiles.csproj
index 7a73c75f..328b3431 100644
--- a/SabreTools.DatFiles/SabreTools.DatFiles.csproj
+++ b/SabreTools.DatFiles/SabreTools.DatFiles.csproj
@@ -6,6 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\NaturalSort\NaturalSort.csproj" />
     <ProjectReference Include="..\SabreTools.Core\SabreTools.Core.csproj" />
     <ProjectReference Include="..\SabreTools.DatItems\SabreTools.DatItems.csproj" />
     <ProjectReference Include="..\SabreTools.IO\SabreTools.IO.csproj" />
diff --git a/SabreTools.DatItems/SabreTools.DatItems.csproj b/SabreTools.DatItems/SabreTools.DatItems.csproj
index 1884a695..63c32082 100644
--- a/SabreTools.DatItems/SabreTools.DatItems.csproj
+++ b/SabreTools.DatItems/SabreTools.DatItems.csproj
@@ -6,6 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\NaturalSort\NaturalSort.csproj" />
     <ProjectReference Include="..\SabreTools.Core\SabreTools.Core.csproj" />
     <ProjectReference Include="..\SabreTools.FileTypes\SabreTools.FileTypes.csproj" />
     <ProjectReference Include="..\SabreTools.Logging\SabreTools.Logging.csproj" />
diff --git a/SabreTools.DatTools/SabreTools.DatTools.csproj b/SabreTools.DatTools/SabreTools.DatTools.csproj
index 833314e0..e0f710fd 100644
--- a/SabreTools.DatTools/SabreTools.DatTools.csproj
+++ b/SabreTools.DatTools/SabreTools.DatTools.csproj
@@ -5,6 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\NaturalSort\NaturalSort.csproj" />
     <ProjectReference Include="..\SabreTools.Core\SabreTools.Core.csproj" />
     <ProjectReference Include="..\SabreTools.DatFiles\SabreTools.DatFiles.csproj" />
     <ProjectReference Include="..\SabreTools.DatItems\SabreTools.DatItems.csproj" />
diff --git a/SabreTools.FileTypes/SabreTools.FileTypes.csproj b/SabreTools.FileTypes/SabreTools.FileTypes.csproj
index 4305e2a2..9f1f86ad 100644
--- a/SabreTools.FileTypes/SabreTools.FileTypes.csproj
+++ b/SabreTools.FileTypes/SabreTools.FileTypes.csproj
@@ -5,6 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\NaturalSort\NaturalSort.csproj" />
     <ProjectReference Include="..\SabreTools.Core\SabreTools.Core.csproj" />
     <ProjectReference Include="..\SabreTools.IO\SabreTools.IO.csproj" />
     <ProjectReference Include="..\SabreTools.Logging\SabreTools.Logging.csproj" />
diff --git a/SabreTools.IO/PathTool.cs b/SabreTools.IO/PathTool.cs
index 8ded7c1a..60f6f517 100644
--- a/SabreTools.IO/PathTool.cs
+++ b/SabreTools.IO/PathTool.cs
@@ -1,9 +1,6 @@
-using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using System.Reflection;
-
 using NaturalSort;
 
 namespace SabreTools.IO
diff --git a/SabreTools.IO/SabreTools.IO.csproj b/SabreTools.IO/SabreTools.IO.csproj
index 5a4dc941..4a9437e2 100644
--- a/SabreTools.IO/SabreTools.IO.csproj
+++ b/SabreTools.IO/SabreTools.IO.csproj
@@ -6,6 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\NaturalSort\NaturalSort.csproj" />
     <ProjectReference Include="..\SabreTools.Core\SabreTools.Core.csproj" />
   </ItemGroup>
 
diff --git a/SabreTools.sln b/SabreTools.sln
index eb6964ec..b024fb3c 100644
--- a/SabreTools.sln
+++ b/SabreTools.sln
@@ -44,6 +44,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SabreTools.Serialization",
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SabreTools.Filter", "SabreTools.Filter\SabreTools.Filter.csproj", "{2A7A27A9-5FB9-4F6D-88F3-67120668A029}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NaturalSort", "NaturalSort\NaturalSort.csproj", "{F7180B1C-7CFB-4526-8FF5-C31E7B049378}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -188,6 +190,14 @@ Global
 		{2A7A27A9-5FB9-4F6D-88F3-67120668A029}.Release|Any CPU.Build.0 = Release|Any CPU
 		{2A7A27A9-5FB9-4F6D-88F3-67120668A029}.Release|x64.ActiveCfg = Release|Any CPU
 		{2A7A27A9-5FB9-4F6D-88F3-67120668A029}.Release|x64.Build.0 = Release|Any CPU
+		{F7180B1C-7CFB-4526-8FF5-C31E7B049378}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F7180B1C-7CFB-4526-8FF5-C31E7B049378}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F7180B1C-7CFB-4526-8FF5-C31E7B049378}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{F7180B1C-7CFB-4526-8FF5-C31E7B049378}.Debug|x64.Build.0 = Debug|Any CPU
+		{F7180B1C-7CFB-4526-8FF5-C31E7B049378}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F7180B1C-7CFB-4526-8FF5-C31E7B049378}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F7180B1C-7CFB-4526-8FF5-C31E7B049378}.Release|x64.ActiveCfg = Release|Any CPU
+		{F7180B1C-7CFB-4526-8FF5-C31E7B049378}.Release|x64.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE