diff --git a/ILSpy.AddIn.Shared/ILSpyInstance.cs b/ILSpy.AddIn.Shared/ILSpyInstance.cs
index dc90e39a20..c5ebb897ea 100644
--- a/ILSpy.AddIn.Shared/ILSpyInstance.cs
+++ b/ILSpy.AddIn.Shared/ILSpyInstance.cs
@@ -1,11 +1,8 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Runtime.InteropServices;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace ICSharpCode.ILSpy.AddIn
 {
@@ -47,85 +44,28 @@ public void Start()
 		{
 			var commandLineArguments = parameters?.AssemblyFileNames?.Concat(parameters.Arguments);
 			string ilSpyExe = GetILSpyPath();
-			var process = new Process() {
-				StartInfo = new ProcessStartInfo() {
-					FileName = ilSpyExe,
-					UseShellExecute = false,
-					Arguments = "/navigateTo:none"
-				}
-			};
-			process.Start();
+
+			const string defaultOptions = "--navigateto:none";
+			string argumentsToPass = defaultOptions;
 
 			if ((commandLineArguments != null) && commandLineArguments.Any())
 			{
-				// Only need a message to started process if there are any parameters to pass
-				SendMessage(ilSpyExe, "ILSpy:\r\n" + string.Join(Environment.NewLine, commandLineArguments), true);
-			}
-		}
-
-		[System.Diagnostics.CodeAnalysis.SuppressMessage("Usage", "VSTHRD110:Observe result of async calls", Justification = "<Pending>")]
-		void SendMessage(string ilSpyExe, string message, bool activate)
-		{
-			string expectedProcessName = Path.GetFileNameWithoutExtension(ilSpyExe);
-			// We wait asynchronously until target window can be found and try to find it multiple times
-			Task.Run(async () => {
-				bool success = false;
-				int remainingAttempts = 20;
-				do
-				{
-					NativeMethods.EnumWindows(
-						(hWnd, lParam) => {
-							string windowTitle = NativeMethods.GetWindowText(hWnd, 100);
-							if (windowTitle.StartsWith("ILSpy", StringComparison.Ordinal))
-							{
-								string processName = NativeMethods.GetProcessNameFromWindow(hWnd);
-								Debug.WriteLine("Found {0:x4}: '{1}' in '{2}'", hWnd, windowTitle, processName);
-								if (string.Equals(processName, expectedProcessName, StringComparison.OrdinalIgnoreCase))
-								{
-									IntPtr result = Send(hWnd, message);
-									Debug.WriteLine("WM_COPYDATA result: {0:x8}", result);
-									if (result == (IntPtr)1)
-									{
-										if (activate)
-											NativeMethods.SetForegroundWindow(hWnd);
-										success = true;
-										return false; // stop enumeration
-									}
-								}
-							}
-							return true; // continue enumeration
-						}, IntPtr.Zero);
+				string assemblyArguments = string.Join(" ", commandLineArguments);
 
-					// Wait some time before next attempt
-					await Task.Delay(500);
-					remainingAttempts--;
-				} while (!success && (remainingAttempts > 0));
-			});
-		}
+				string filepath = Path.GetTempFileName();
+				File.WriteAllText(filepath, assemblyArguments);
 
-		unsafe static IntPtr Send(IntPtr hWnd, string message)
-		{
-			const uint SMTO_NORMAL = 0;
+				argumentsToPass = $"@\"{filepath}\"";
+			}
 
-			CopyDataStruct lParam;
-			lParam.Padding = IntPtr.Zero;
-			lParam.Size = message.Length * 2;
-			fixed (char* buffer = message)
-			{
-				lParam.Buffer = (IntPtr)buffer;
-				IntPtr result;
-				// SendMessage with 3s timeout (e.g. when the target process is stopped in the debugger)
-				if (NativeMethods.SendMessageTimeout(
-					hWnd, NativeMethods.WM_COPYDATA, IntPtr.Zero, ref lParam,
-					SMTO_NORMAL, 3000, out result) != IntPtr.Zero)
-				{
-					return result;
-				}
-				else
-				{
-					return IntPtr.Zero;
+			var process = new Process() {
+				StartInfo = new ProcessStartInfo() {
+					FileName = ilSpyExe,
+					UseShellExecute = false,
+					Arguments = argumentsToPass
 				}
-			}
+			};
+			process.Start();
 		}
 	}
 }
diff --git a/ILSpy.AddIn.VS2022/ILSpy.AddIn.VS2022.csproj b/ILSpy.AddIn.VS2022/ILSpy.AddIn.VS2022.csproj
index e0d1db28c2..83404ae2f7 100644
--- a/ILSpy.AddIn.VS2022/ILSpy.AddIn.VS2022.csproj
+++ b/ILSpy.AddIn.VS2022/ILSpy.AddIn.VS2022.csproj
@@ -70,7 +70,6 @@
     <Compile Include="..\ICSharpCode.Decompiler\Metadata\LightJson\Serialization\TextScanner.cs" Link="Decompiler\LightJson\Serialization\TextScanner.cs" />
     <Compile Include="..\ICSharpCode.Decompiler\Metadata\UniversalAssemblyResolver.cs" Link="UniversalAssemblyResolver.cs" />
     <Compile Include="..\ICSharpCode.Decompiler\Util\EmptyList.cs" Link="Decompiler\EmptyList.cs" />
-    <Compile Include="..\ILSpy\NativeMethods.cs" Link="NativeMethods.cs" />
     <Compile Include="Decompiler\Dummy.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
diff --git a/ILSpy.AddIn/ILSpy.AddIn.csproj b/ILSpy.AddIn/ILSpy.AddIn.csproj
index 5ad17dfb59..9b41766fd2 100644
--- a/ILSpy.AddIn/ILSpy.AddIn.csproj
+++ b/ILSpy.AddIn/ILSpy.AddIn.csproj
@@ -76,7 +76,6 @@
     <Compile Include="..\ICSharpCode.Decompiler\Metadata\LightJson\Serialization\TextScanner.cs" Link="Decompiler\LightJson\Serialization\TextScanner.cs" />
     <Compile Include="..\ICSharpCode.Decompiler\Metadata\UniversalAssemblyResolver.cs" Link="UniversalAssemblyResolver.cs" />
     <Compile Include="..\ICSharpCode.Decompiler\Util\EmptyList.cs" Link="Decompiler\EmptyList.cs" />
-    <Compile Include="..\ILSpy\NativeMethods.cs" Link="NativeMethods.cs" />
     <Compile Include="Decompiler\Dummy.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
diff --git a/publishlocaldev.ps1 b/publishlocaldev.ps1
new file mode 100644
index 0000000000..f236e56ea0
--- /dev/null
+++ b/publishlocaldev.ps1
@@ -0,0 +1,7 @@
+# For local development of the VSIX package - build and publish the x64 build only
+
+$output_x64 = "./ILSpy/bin/Debug/net8.0-windows/win-x64/publish/fwdependent"
+
+dotnet publish ./ILSpy/ILSpy.csproj -c Debug --no-restore --no-self-contained -r win-x64 -o $output_x64
+dotnet publish ./ILSpy.ReadyToRun/ILSpy.ReadyToRun.csproj -c Debug --no-restore --no-self-contained -r win-x64 -o $output_x64
+dotnet publish ./ILSpy.BamlDecompiler/ILSpy.BamlDecompiler.csproj -c Debug --no-restore --no-self-contained -r win-x64 -o $output_x64
\ No newline at end of file