diff --git a/HTTPServer.cs b/HTTPServer.cs
index be583ee..87db9bc 100644
--- a/HTTPServer.cs
+++ b/HTTPServer.cs
@@ -147,7 +147,7 @@ namespace ln.http
                         HttpResponse response;
                         try
                         {
-                            response = Router.Route(httpRequest.URI.AbsolutePath,httpRequest);
+                            response = Router.Route(new HttpRoutingContext(httpRequest),httpRequest);
                         }
                         catch (HttpException httpExc)
                         {
@@ -234,7 +234,7 @@ namespace ln.http
             }
 
             if (argumentContainer['c'].IsSet)
-                router.AddSimpleRoute("/*", new RouterTarget((request) => router.Route(argumentContainer['c'].Value,request)),0);
+                router.AddSimpleRoute("/*", new RouterTarget((request) => router.Route(new HttpRoutingContext(request, argumentContainer['c'].Value), request)), 0);
 
             HTTPServer server = new HTTPServer(new Endpoint(IPv6.Parse(argumentContainer['l'].Value),argumentContainer['p'].IntegerValue),
                 new LoggingRouter(router));
diff --git a/HttpRequest.cs b/HttpRequest.cs
index 88ec6fc..80e5245 100644
--- a/HttpRequest.cs
+++ b/HttpRequest.cs
@@ -232,6 +232,7 @@ namespace ln.http
             return requestCookies[name];
         }
 
+        public bool ContainsParameter(string parameterName) => requestParameters.ContainsKey(parameterName);
         public String GetParameter(String parameterName) => GetParameter(parameterName, null);
         public String GetParameter(String parameterName,String defaultValue)
         {
@@ -249,15 +250,16 @@ namespace ln.http
         }
 
 
-
-        public HttpResponse Redirect(string location,int status = 307)
+        public HttpResponse Redirect(string location, params object[] p) => Redirect(303, location, p);
+        public HttpResponse Redirect(int status, string location, params object[] p)
         {
-            HttpResponse httpResponse = new HttpResponse(this);
-            httpResponse.AddHeader("location", location);
-            httpResponse.StatusCode = status;
-            httpResponse.AddHeader("content-type", "text/plain");
-            httpResponse.ContentWriter.WriteLine("Redirect: {0}", location);
-            return httpResponse;
+            location = string.Format(location, p);
+
+            HttpResponse response = new HttpResponse(this);
+            response.StatusCode = status;
+            response.SetHeader("location", location);
+            return response;
+
         }
 
         public void Dispose()
diff --git a/HttpRouter.cs b/HttpRouter.cs
index 99e1bca..1ed78b1 100644
--- a/HttpRouter.cs
+++ b/HttpRouter.cs
@@ -1,5 +1,6 @@
 using System;
 using ln.logging;
+using ln.http.router;
 namespace ln.http
 {
     public abstract class HttpRouter : IHttpRouter
@@ -10,7 +11,7 @@ namespace ln.http
 
         public abstract IHTTPResource FindResource(HttpRequest httpRequest);
 
-        public virtual HttpResponse Route(string path,HttpRequest httpRequest)
+        public virtual HttpResponse Route(HttpRoutingContext routingContext, HttpRequest httpRequest)
         {
             try
             {
diff --git a/IHttpRouter.cs b/IHttpRouter.cs
index 866a5cb..3934d8a 100644
--- a/IHttpRouter.cs
+++ b/IHttpRouter.cs
@@ -1,8 +1,9 @@
 using System;
+using ln.http.router;
 namespace ln.http
 {
     public interface IHttpRouter
     {
-        HttpResponse Route(string path, HttpRequest httpRequest);
+        HttpResponse Route(HttpRoutingContext routingContext, HttpRequest httpRequest);
     }
 }
diff --git a/exceptions/UnsupportedMediaTypeException.cs b/exceptions/UnsupportedMediaTypeException.cs
new file mode 100644
index 0000000..ee795d0
--- /dev/null
+++ b/exceptions/UnsupportedMediaTypeException.cs
@@ -0,0 +1,20 @@
+// /**
+//  * File: UnsupportedMediaTypeException.cs
+//  * Author: haraldwolff
+//  *
+//  * This file and it's content is copyrighted by the Author and / or copyright holder.
+//  * Any use wihtout proper permission is illegal and may lead to legal actions.
+//  *
+//  *
+//  **/
+using System;
+namespace ln.http.exceptions
+{
+    public class UnsupportedMediaTypeException : HttpException
+    {
+        public UnsupportedMediaTypeException()
+            : base(415, "Unsupported Media Type")
+        {
+        }
+    }
+}
diff --git a/ln.http.csproj b/ln.http.csproj
index 2299c76..180f481 100644
--- a/ln.http.csproj
+++ b/ln.http.csproj
@@ -85,6 +85,8 @@
     <Compile Include="message\parser\MIME.cs" />
     <Compile Include="message\parser\HTTP.cs" />
     <Compile Include="exceptions\BadRequestException.cs" />
+    <Compile Include="exceptions\UnsupportedMediaTypeException.cs" />
+    <Compile Include="router\HttpRoutingContext.cs" />
   </ItemGroup>
   <ItemGroup>
     <Folder Include="exceptions\" />
diff --git a/mono_crash.153ec3754c.0.json b/mono_crash.153ec3754c.0.json
new file mode 100644
index 0000000..3b71156
--- /dev/null
+++ b/mono_crash.153ec3754c.0.json
@@ -0,0 +1,2296 @@
+{
+  "protocol_version" : "0.0.4",
+  "configuration" : {
+    "version" : "(6.4.0.198) (tarball)",
+    "tlc" : "__thread",
+    "sigsgev" : "altstack",
+    "notifications" : "epoll",
+    "architecture" : "amd64",
+    "disabled_features" : "none",
+    "smallconfig" : "disabled",
+    "bigarrays" : "disabled",
+    "softdebug" : "enabled",
+    "interpreter" : "enabled",
+    "llvm_support" : "610",
+    "suspend" : "hybrid"
+  },
+  "memory" : {
+    "minor_gc_time" : "625547",
+    "major_gc_time" : "57821",
+    "minor_gc_count" : "27",
+    "major_gc_count" : "1",
+    "major_gc_time_concurrent" : "190119"
+ },
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+    "thread_info_addr" : "0x7f84380008d0",
+    "thread_name" : "mono",
+    "ctx" : {
+      "IP" : "0x7f84448d63f9",
+      "SP" : "0x7f84409edb70",
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+  },
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+  {
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+   }
+,
+  {
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+   }
+,
+  {
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+   }
+,
+  {
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+   }
+,
+  {
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+   }
+,
+  {
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+   }
+,
+  {
+      "native_address" : "unregistered"
+   }
+,
+  {
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+,
+  {
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+   }
+,
+  {
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+   }
+,
+  {
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+,
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+  ],
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+  "thread_name" : "RequestBuilder ",
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+ },
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+}
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+}
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+}
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+}
+,
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+}
+,
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+}
+,
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+}
+,
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+}
+,
+{
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+}
+,
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+}
+,
+{
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+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
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+}
+
+]
+},
+{
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+"crashed" : false,
+"native_thread_id" : "0x7f8428afd700",
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+"thread_name" : "Thread Pool Wor",
+"ctx" : {
+"IP" : "0x7f84448d8a82",
+"SP" : "0x7f8428afcc60",
+"BP" : "0x555670e33648"
+},
+"unmanaged_frames" : [
+{
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+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+,
+{
+"native_address" : "unregistered"
+}
+
+]
+}
+]
+}
\ No newline at end of file
diff --git a/router/FileRouter.cs b/router/FileRouter.cs
index cdef10d..135ad8d 100644
--- a/router/FileRouter.cs
+++ b/router/FileRouter.cs
@@ -23,7 +23,7 @@ namespace ln.http.router
             FileName = filename;
         }
 
-        public HttpResponse Route(string path, HttpRequest httpRequest)
+        public HttpResponse Route(HttpRoutingContext routingContext, HttpRequest httpRequest)
         {
             HttpResponse httpResponse = new HttpResponse(httpRequest, new FileStream(FileName, FileMode.Open));
             httpResponse.SetHeader("content-type", MimeTypeMap.GetMimeType(Path.GetExtension(FileName)));
diff --git a/router/HttpRoutingContext.cs b/router/HttpRoutingContext.cs
new file mode 100644
index 0000000..7927a42
--- /dev/null
+++ b/router/HttpRoutingContext.cs
@@ -0,0 +1,31 @@
+using System;
+namespace ln.http.router
+{
+    public class HttpRoutingContext
+    {
+        public HttpRequest HttpRequest { get; }
+
+        public string Path { get; set; }
+        public string RoutedPath { get; set; }
+
+        public HttpRoutingContext(HttpRequest httpRequest) : this(httpRequest, httpRequest.URI.AbsolutePath) { }
+        public HttpRoutingContext(HttpRequest httpRequest, string path)
+        {
+            HttpRequest = httpRequest;
+            Path = path;
+            RoutedPath = "";
+        }
+        HttpRoutingContext(HttpRequest httpRequest,string path,string routedPath)
+        {
+            HttpRequest = httpRequest;
+            Path = path;
+            RoutedPath = routedPath;
+        }
+
+        public HttpRoutingContext Routed(string residual)
+        {
+            return new HttpRoutingContext(HttpRequest, residual, RoutedPath + Path.Substring(0,Path.Length - residual.Length));
+        }
+
+    }
+}
diff --git a/router/LoggingRouter.cs b/router/LoggingRouter.cs
index 775a2cb..a8e13ea 100644
--- a/router/LoggingRouter.cs
+++ b/router/LoggingRouter.cs
@@ -26,15 +26,20 @@ namespace ln.http.router
             Logger = logger;
         }
 
-        public HttpResponse Route(string path, HttpRequest httpRequest)
+        public HttpResponse Route(HttpRoutingContext routingContext, HttpRequest httpRequest)
         {
             DateTime start = DateTime.Now;
             HttpResponse response = null;
 
             try
             {
-                response = Next.Route(path, httpRequest);
-            } finally
+                response = Next.Route(routingContext, httpRequest);
+            }
+            catch (Exception e)
+            {
+                throw;
+            }
+            finally
             {
                 DateTime end = DateTime.Now;
                 TimeSpan duration = end - start;
diff --git a/router/RouterTarget.cs b/router/RouterTarget.cs
index 424c25e..1622a09 100644
--- a/router/RouterTarget.cs
+++ b/router/RouterTarget.cs
@@ -4,15 +4,19 @@ namespace ln.http.router
 {
     public class RouterTarget  :IHttpRouter
     {
-        public Func<string,HttpRequest, HttpResponse> Target { get; }
+        public Func<HttpRoutingContext,HttpRequest, HttpResponse> Target { get; }
 
         public RouterTarget(Func<string, HttpRequest, HttpResponse> target)
+        {
+            Target = (HttpRoutingContext routingContext, HttpRequest httpRequest) => target(routingContext.Path, httpRequest);
+        }
+        public RouterTarget(Func<HttpRoutingContext, HttpRequest, HttpResponse> target)
         {
             Target = target;
         }
         public RouterTarget(Func<HttpRequest, HttpResponse> target)
         {
-            Target = (path,request) => target(request);
+            Target = (context,request) => target(request);
         }
         protected RouterTarget()
         {
@@ -40,9 +44,9 @@ namespace ln.http.router
                 }
         }
 
-        public HttpResponse Route(string path, HttpRequest httpRequest)
+        public HttpResponse Route(HttpRoutingContext routingContext, HttpRequest httpRequest)
         {
-            return Target(path, httpRequest);
+            return Target(routingContext, httpRequest);
         }
 
         public virtual HttpResponse HEAD(HttpRequest request) => throw new MethodNotAllowedException();
diff --git a/router/SimpleRouter.cs b/router/SimpleRouter.cs
index 116416d..127a2a8 100644
--- a/router/SimpleRouter.cs
+++ b/router/SimpleRouter.cs
@@ -2,6 +2,7 @@
 using System.Text.RegularExpressions;
 using System.Collections.Generic;
 using System.Text;
+using System.Linq;
 namespace ln.http.router
 {
     public class SimpleRouter : IHttpRouter
@@ -13,23 +14,29 @@ namespace ln.http.router
         {
         }
 
+        public void AddSimpleRoute(string simpleRoute, Func<HttpRoutingContext, HttpRequest, HttpResponse> target) => AddSimpleRoute(simpleRoute, new RouterTarget(target));
+        public void AddSimpleRoute(string simpleRoute, Func<string, HttpRequest, HttpResponse> target) => AddSimpleRoute(simpleRoute, new RouterTarget(target));
+        public void AddSimpleRoute(string simpleRoute, Func<HttpRequest, HttpResponse> target) => AddSimpleRoute(simpleRoute, new RouterTarget(target));
         public void AddSimpleRoute(string simpleRoute, IHttpRouter target) => AddSimpleRoute(simpleRoute, target, simpleRoute.Split('/').Length);
         public void AddSimpleRoute(string simpleRoute, IHttpRouter target, int priority)
         {
-            string[] parts = simpleRoute.Split(new char[] { '/' },StringSplitOptions.RemoveEmptyEntries);
-            StringBuilder stringBuilder = new StringBuilder("^");
-            foreach (string part in parts)
+            string[] parts = simpleRoute.Split(new char[] { '/' });
+            string[] reparts = parts.Select((part) =>
             {
                 if (part.StartsWith(":", StringComparison.InvariantCulture))
-                    stringBuilder.AppendFormat("/(?<{0}>[^/]+)", part.Substring(1));
+                    if (part.EndsWith("*", StringComparison.InvariantCulture))
+                        return string.Format("(?<{0}>[^/]+)(?<_>/.*)?", part.Substring(1, part.Length - 2));
+                    else
+                        return string.Format("(?<{0}>[^/]+)", part.Substring(1));
                 else if (part.Equals("*"))
-                    stringBuilder.AppendFormat("/(?<_>.*)");
+                    return string.Format("(?<_>.*)");
                 else
-                    stringBuilder.AppendFormat("/{0}", part);
-            }
-            stringBuilder.Append("/?$");
+                    return string.Format("{0}", part);
+            }).ToArray();
 
-            AddRoute(stringBuilder.ToString(), target, priority);
+            string reroute = string.Join("/", reparts);
+
+            AddRoute(reroute, target, priority);
         }
 
         public void AddRoute(String route, IHttpRouter target) => AddRoute(route, target, 0);
@@ -43,11 +50,11 @@ namespace ln.http.router
         }
         public void Remove(SimpleRoute simpleRoute) => routes.Remove(simpleRoute);
 
-        public HttpResponse Route(string path, HttpRequest httpRequest)
+        public HttpResponse Route(HttpRoutingContext routingContext, HttpRequest httpRequest)
         {
             foreach (SimpleRoute simpleRoute in routes.ToArray())
             {
-                Match match = simpleRoute.Route.Match(path);
+                Match match = simpleRoute.Route.Match(routingContext.Path);
                 if (match.Success)
                 {
                     string residual = "";
@@ -56,9 +63,13 @@ namespace ln.http.router
                     {
                         httpRequest?.SetParameter(group.Name, group.Value);
                         if (group.Name.Equals("_"))
-                            residual = "/" + group.Value;
+                            if (group.Value.StartsWith("/", StringComparison.InvariantCulture))
+                                residual = group.Value;
+                            else
+                                residual = "/" + group.Value;
                     }
-                    HttpResponse response = simpleRoute.Target.Route(residual, httpRequest);
+
+                    HttpResponse response = simpleRoute.Target.Route(routingContext.Routed(residual), httpRequest);
                     if (response != null)
                         return response;
                 }
diff --git a/router/StaticRouter.cs b/router/StaticRouter.cs
index 69bb885..d2b1b4a 100644
--- a/router/StaticRouter.cs
+++ b/router/StaticRouter.cs
@@ -34,9 +34,9 @@ namespace ln.http.router
         public void AddIndex(string indexName) => indexNames.Add(indexName);
         public void RemoveIndex(string indexName) => indexNames.Remove(indexName);
 
-        public HttpResponse Route(string path, HttpRequest httpRequest)
+        public HttpResponse Route(HttpRoutingContext routingContext, HttpRequest httpRequest)
         {
-            string finalPath = Path.Combine(RootPath, path.Substring(1));
+            string finalPath = Path.Combine(RootPath, routingContext.Path.Substring(1));
 
             if (Directory.Exists(finalPath))
             {
diff --git a/router/WebsocketRouter.cs b/router/WebsocketRouter.cs
index f3470f6..5b3015b 100644
--- a/router/WebsocketRouter.cs
+++ b/router/WebsocketRouter.cs
@@ -15,7 +15,7 @@ namespace ln.http.router
 
         public WebSocket CreateWebSocket(HttpRequest request) => createWebsocket(request);
 
-        public HttpResponse Route(string path, HttpRequest httpRequest)
+        public HttpResponse Route(HttpRoutingContext routingContext, HttpRequest httpRequest)
         {
             WebSocket websocket = CreateWebSocket(httpRequest);
             try