diff --git a/Pilz.Plugins/Pilz.Plugins.csproj b/Pilz.Plugins/Pilz.Plugins.csproj
index 92ecf8f..f128821 100644
--- a/Pilz.Plugins/Pilz.Plugins.csproj
+++ b/Pilz.Plugins/Pilz.Plugins.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <Version>2.1.11</Version>
+    <Version>2.2.0</Version>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/Pilz.Plugins/PluginManager{T,T}.cs b/Pilz.Plugins/PluginManager{T,T}.cs
index 816adef..d582e02 100644
--- a/Pilz.Plugins/PluginManager{T,T}.cs
+++ b/Pilz.Plugins/PluginManager{T,T}.cs
@@ -1,4 +1,5 @@
-using System.Reflection;
+using Pilz.Text;
+using System.Reflection;
 
 namespace Pilz.Plugins;
 
@@ -18,7 +19,7 @@ public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginIn
 
     protected void OnCurrentAppDomainAssemblyLoad(object? sender, AssemblyLoadEventArgs args)
     {
-        LoadPlugins(args.LoadedAssembly);
+        LoadPlugins(args.LoadedAssembly, null);
     }
 
     /// <summary>
@@ -27,7 +28,7 @@ public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginIn
     /// <param name="paths"></param>
     /// <param name="parameters"></param>
     /// <returns></returns>
-    public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadPlugins(string[] paths, params object?[]? parameters)
+    public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadPlugins(string[] paths, object?[]? parameters)
     {
         var results = new List<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>>();
 
@@ -43,7 +44,7 @@ public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginIn
     /// <param name="assemblies"></param>
     /// <param name="parameters"></param>
     /// <returns></returns>
-    public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadPlugins(Assembly[] assemblies, params object?[]? parameters)
+    public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadPlugins(Assembly[] assemblies, object?[]? parameters)
     {
         var results = new List<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>>();
 
@@ -57,25 +58,30 @@ public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginIn
     /// Loads plugins from already loaded assemblies for the current <see cref="AppDomain.CurrentDomain"/>.
     /// </summary>
     /// <returns></returns>
-    public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadOwnPlugins(params object?[]? parameters)
+    public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadOwnPlugins(object?[]? parameters, string? whitelist)
     {
-        return LoadOwnPlugins(false, parameters);
+        return LoadOwnPlugins(false, parameters, whitelist);
     }
 
     /// <summary>
     /// Loads plugins from already loaded assemblies for the current <see cref="AppDomain.CurrentDomain"/>.
     /// </summary>
     /// <param name="listenAssemblyLoadContext">Do also load plugins from all yet not loaded assemblies by listening the event <see cref="AppDomain.AssemblyLoad"/></param>
+    /// <param name="whitelist"></param>>.
     /// <param name="parameters"></param>>.
     /// <returns></returns>
-    public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadOwnPlugins(bool listenAssemblyLoadContext, params object?[]? parameters)
+    public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadOwnPlugins(bool listenAssemblyLoadContext, object?[]? parameters, string? whitelist)
     {
         var results = new List<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>>();
 
         if (listenAssemblyLoadContext)
             AppDomain.CurrentDomain.AssemblyLoad += OnCurrentAppDomainAssemblyLoad;
 
-        foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
+        var assemblies = AppDomain.CurrentDomain.GetAssemblies().AsEnumerable();
+        if (!string.IsNullOrWhiteSpace(whitelist))
+            assemblies = assemblies.Where(n => LikeOperator.IsLike(n.GetName().Name, whitelist));
+
+        foreach (var assembly in assemblies)
             results.Add(LoadPlugins(assembly, parameters));
 
         return results;
@@ -87,7 +93,7 @@ public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginIn
     /// <param name="path"></param>
     /// <param name="parameters"></param>
     /// <returns></returns>
-    public virtual PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugin(string path, params object?[]? parameters)
+    public virtual PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugin(string path, object?[]? parameters)
     {
         var result = new PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>();
         var loadContext = new PluginLoadContext(path);
@@ -118,7 +124,7 @@ public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginIn
     /// <param name="assembly"></param>
     /// <param name="parameters"></param>
     /// <returns></returns>
-    public virtual PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugins(Assembly assembly, params object?[]? parameters)
+    public virtual PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugins(Assembly assembly, object?[]? parameters)
     {
         var result = new PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>
         {
@@ -137,7 +143,7 @@ public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginIn
     /// <typeparam name="TPlugin"></typeparam>
     /// <param name="parameters"></param>
     /// <returns></returns>
-    public virtual PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugin<TPlugin>(params object?[]? parameters) where TPlugin : TPluginInterface
+    public virtual PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugin<TPlugin>(object?[]? parameters) where TPlugin : TPluginInterface
     {
         var result = new PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>
         {
@@ -149,12 +155,12 @@ public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginIn
         return result;
     }
 
-    protected virtual void LoadPlugin(PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> result, params object?[]? parameters)
+    protected virtual void LoadPlugin(PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> result, object?[]? parameters)
     {
         if (result.Assembly == null)
             result.Status = PluginLoadStatus.NoValidPlugin;
-        else if (loadedPlugins.Any(n => n.Assembly == result.Assembly))
-            result.Status = PluginLoadStatus.AlreadyLoaded;
+        //else if (loadedPlugins.Any(n => n.Assembly == result.Assembly))
+        //    result.Status = PluginLoadStatus.AlreadyLoaded;
         else
         {
             foreach (var type in result.Assembly.GetTypes())
@@ -165,7 +171,7 @@ public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginIn
             result.Status = PluginLoadStatus.NoValidPlugin;
     }
 
-    protected virtual void LoadPlugin(PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> result, Type type, params object?[]? parameters)
+    protected virtual void LoadPlugin(PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> result, Type type, object?[]? parameters)
     {
         if (loadedPlugins.Any(n => n.Plugin != null && n.Plugin.GetType() == type))
             result.Status = PluginLoadStatus.AlreadyLoaded;