diff --git a/MediaBrowser.Model/MediaBrowser.Model.csproj b/MediaBrowser.Model/MediaBrowser.Model.csproj
index 071f5bdde..2bebe7ee5 100644
--- a/MediaBrowser.Model/MediaBrowser.Model.csproj
+++ b/MediaBrowser.Model/MediaBrowser.Model.csproj
@@ -209,8 +209,9 @@
     <PostBuildEvent Condition=" '$(ConfigurationName)' != 'Release Mono' ">if '$(ConfigurationName)' == 'Release' (
 xcopy "$(TargetPath)" "$(SolutionDir)\Nuget\dlls\net45\" /y /d /r /i
 )</PostBuildEvent>
+    <PostBuildEvent Condition=" '$(ConfigurationName)' == 'Release Mono' ">cp -fu "$(MSBuildProjectDirectory)\..\packages\PropertyChanged.Fody.1.41.0.0\PropertyChanged.Fody.dll" "$(MSBuildProjectDirectory)\..\Tools\Fody\"</PostBuildEvent>
   </PropertyGroup>
-  <Import Project="$(SolutionDir)\.nuget\nuget.targets" Condition=" '$(ConfigurationName)' != 'Release Mono' " />
+  <Import Project="$(SolutionDir)\.nuget\NuGet.targets" Condition=" '$(ConfigurationName)' != 'Release Mono' " />
   <Import Project="Fody.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/MediaBrowser.Server.Implementations/Drawing/ImageProcessor.cs b/MediaBrowser.Server.Implementations/Drawing/ImageProcessor.cs
index fbe78e938..7ce0cad73 100644
--- a/MediaBrowser.Server.Implementations/Drawing/ImageProcessor.cs
+++ b/MediaBrowser.Server.Implementations/Drawing/ImageProcessor.cs
@@ -228,8 +228,17 @@ namespace MediaBrowser.Server.Implementations.Drawing
                             // Graphics.FromImage will throw an exception if the PixelFormat is Indexed, so we need to handle that here
                             using (var thumbnail = new Bitmap(newWidth, newHeight, PixelFormat.Format32bppPArgb))
                             {
+                                #if __MonoCS__
+                                // Mono throw an exeception if assign 0 to SetResolution
+                                if (originalImage.HorizontalResolution != 0 && originalImage.VerticalResolution != 0)
+                                {
+                                    // Preserve the original resolution
+                                    thumbnail.SetResolution(originalImage.HorizontalResolution, originalImage.VerticalResolution);
+                                }
+                                #else
                                 // Preserve the original resolution
                                 thumbnail.SetResolution(originalImage.HorizontalResolution, originalImage.VerticalResolution);
+                                #endif
 
                                 using (var thumbnailGraph = Graphics.FromImage(thumbnail))
                                 {
diff --git a/MediaBrowser.Server.Implementations/EntryPoints/RefreshUsersMetadata.cs b/MediaBrowser.Server.Implementations/EntryPoints/RefreshUsersMetadata.cs
index a0b7ff515..0f35a766a 100644
--- a/MediaBrowser.Server.Implementations/EntryPoints/RefreshUsersMetadata.cs
+++ b/MediaBrowser.Server.Implementations/EntryPoints/RefreshUsersMetadata.cs
@@ -28,7 +28,18 @@ namespace MediaBrowser.Server.Implementations.EntryPoints
         /// </summary>
         public async void Run()
         {
+            #if __MonoCS__
+            try
+            {
+                await _userManager.RefreshUsersMetadata(CancellationToken.None).ConfigureAwait(false);
+            }
+            catch
+            {
+                System.Console.WriteLine("RefreshUsersMetadata task error: No users? First time running?");
+            }
+            #else
             await _userManager.RefreshUsersMetadata(CancellationToken.None).ConfigureAwait(false);
+            #endif
         }
 
         /// <summary>
diff --git a/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj b/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj
index 09a39c3eb..efc1549bc 100644
--- a/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj
+++ b/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj
@@ -85,6 +85,7 @@
     <Reference Include="ServiceStack.Text">
       <HintPath>..\ThirdParty\ServiceStack.Text\ServiceStack.Text.dll</HintPath>
     </Reference>
+    <Reference Include="Mono.Posix" Condition=" '$(ConfigurationName)' == 'Release Mono' " />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\SharedVersion.cs">
diff --git a/MediaBrowser.Server.Implementations/WebSocket/AlchemyServer.cs b/MediaBrowser.Server.Implementations/WebSocket/AlchemyServer.cs
index 8be35071a..e46dab23e 100644
--- a/MediaBrowser.Server.Implementations/WebSocket/AlchemyServer.cs
+++ b/MediaBrowser.Server.Implementations/WebSocket/AlchemyServer.cs
@@ -4,6 +4,9 @@ using MediaBrowser.Common.Net;
 using MediaBrowser.Model.Logging;
 using System;
 using System.Net;
+#if __MonoCS__
+using Mono.Unix.Native;
+#endif
 
 namespace MediaBrowser.Server.Implementations.WebSocket
 {
@@ -66,6 +69,20 @@ namespace MediaBrowser.Server.Implementations.WebSocket
                     TimeOut = TimeSpan.FromHours(24)
                 };
 
+                #if __MonoCS__
+                //Linux: port below 1024 require root or cap_net_bind_service
+                if (Environment.OSVersion.Platform == PlatformID.Unix || Environment.OSVersion.Platform == PlatformID.MacOSX)
+                {
+                    if (Syscall.getuid() == 0)
+                    {
+                        WebSocketServer.FlashAccessPolicyEnabled = true;
+                    }
+                    else
+                    {
+                        WebSocketServer.FlashAccessPolicyEnabled = false;
+                    }
+                }
+                #endif
                 WebSocketServer.Start();
             }
             catch (Exception ex)
diff --git a/MediaBrowser.Server.Mono/FFMpeg/FFMpegDownloadInfo.cs b/MediaBrowser.Server.Mono/FFMpeg/FFMpegDownloadInfo.cs
index 970e5a3e0..7cb7278dc 100644
--- a/MediaBrowser.Server.Mono/FFMpeg/FFMpegDownloadInfo.cs
+++ b/MediaBrowser.Server.Mono/FFMpeg/FFMpegDownloadInfo.cs
@@ -1,20 +1,57 @@
-
+using System;
+
 namespace MediaBrowser.ServerApplication.FFMpeg
 {
     public static class FFMpegDownloadInfo
     {
-        public static string Version = "ffmpeg20130904";
+        public static string Version = ffmpegOsType("Version");
 
-        public static string[] FfMpegUrls = new[]
-                {
-					"http://ffmpeg.gusari.org/static/32bit/ffmpeg.static.32bit.2013-10-11.tar.gz",
+        public static string[] FfMpegUrls = ffmpegOsType("FfMpegUrls").Split(',');
 
-					"https://www.dropbox.com/s/b9v17h105cps7p0/ffmpeg.static.32bit.2013-10-11.tar.gz?dl=1"
-                };
+        public static string FFMpegFilename = ffmpegOsType("FFMpegFilename");
+        public static string FFProbeFilename = ffmpegOsType("FFProbeFilename");
 
-        public static string FFMpegFilename = "ffmpeg";
-        public static string FFProbeFilename = "ffprobe";
+        public static string ArchiveType = ffmpegOsType("ArchiveType");
 
-        public static string ArchiveType = "gz";
+        private static string ffmpegOsType(string arg)
+        {
+            OperatingSystem os = Environment.OSVersion;
+            PlatformID     pid = os.Platform;
+            switch (pid)
+            {
+                case PlatformID.Win32NT:
+                    switch (arg)
+                    {
+                        case "Version":
+                            return "ffmpeg20131221";
+                        case "FfMpegUrls":
+                            return "http://ffmpeg.zeranoe.com/builds/win32/static/ffmpeg-20131221-git-70d6ce7-win32-static.7z,https://www.dropbox.com/s/d38uj7857trbw1g/ffmpeg-20131209-git-a12f679-win32-static.7z?dl=1";
+                        case "FFMpegFilename":
+                            return "ffmpeg.exe";
+                        case "FFProbeFilename":
+                            return "ffprobe.exe";
+                        case "ArchiveType":
+                            return "7z";
+                    }
+                    break;
+                case PlatformID.Unix:
+                case PlatformID.MacOSX:
+                    switch (arg)
+                    {
+                        case "Version":
+                            return "ffmpeg20131221";
+                        case "FfMpegUrls":
+                            return "http://ffmpeg.gusari.org/static/32bit/ffmpeg.static.32bit.2013-12-21.tar.gz,https://www.dropbox.com/s/b9v17h105cps7p0/ffmpeg.static.32bit.2013-10-11.tar.gz?dl=1";
+                        case "FFMpegFilename":
+                            return "ffmpeg";
+                        case "FFProbeFilename":
+                            return "ffprobe";
+                        case "ArchiveType":
+                            return "gz";
+                    }
+                    break;
+            }
+            return "";
+        }
     }
 }
diff --git a/MediaBrowser.Server.Mono/MediaBrowser.Server.Mono.csproj b/MediaBrowser.Server.Mono/MediaBrowser.Server.Mono.csproj
index 39321876c..d3363ef0a 100644
--- a/MediaBrowser.Server.Mono/MediaBrowser.Server.Mono.csproj
+++ b/MediaBrowser.Server.Mono/MediaBrowser.Server.Mono.csproj
@@ -50,6 +50,7 @@
     <Reference Include="ServiceStack.Interfaces">
       <HintPath>..\ThirdParty\ServiceStack\ServiceStack.Interfaces.dll</HintPath>
     </Reference>
+    <Reference Include="Mono.Posix" Condition=" '$(ConfigurationName)' == 'Release Mono' "/>
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\SharedVersion.cs">
diff --git a/MediaBrowser.Server.Mono/Program.cs b/MediaBrowser.Server.Mono/Program.cs
index cf0b4c6d7..59fc11c07 100644
--- a/MediaBrowser.Server.Mono/Program.cs
+++ b/MediaBrowser.Server.Mono/Program.cs
@@ -102,7 +102,9 @@ namespace MediaBrowser.Server.Mono
 
 			Console.WriteLine ("appHost.Init");
 
-			var task = _appHost.Init();
+			var initProgress = new Progress<double>();
+
+			var task = _appHost.Init(initProgress);
 			Task.WaitAll (task);
 
 			Console.WriteLine ("Running startup tasks");
diff --git a/MediaBrowser.ServerApplication/FFMpeg/FFMpegDownloader.cs b/MediaBrowser.ServerApplication/FFMpeg/FFMpegDownloader.cs
index d257ff362..1e99c4eb0 100644
--- a/MediaBrowser.ServerApplication/FFMpeg/FFMpegDownloader.cs
+++ b/MediaBrowser.ServerApplication/FFMpeg/FFMpegDownloader.cs
@@ -12,6 +12,9 @@ using System.Linq;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
+#if __MonoCS__
+using Mono.Unix.Native;
+#endif
 
 namespace MediaBrowser.ServerApplication.FFMpeg
 {
@@ -147,6 +150,13 @@ namespace MediaBrowser.ServerApplication.FFMpeg
                     }))
                 {
                     File.Copy(file, Path.Combine(targetFolder, Path.GetFileName(file)), true);
+                    #if __MonoCS__
+                    //Linux: File permission to 666, and user's execute bit
+                    if (Environment.OSVersion.Platform == PlatformID.Unix || Environment.OSVersion.Platform == PlatformID.MacOSX)
+                    {
+                        Syscall.chmod(Path.Combine(targetFolder, Path.GetFileName(file)), FilePermissions.DEFFILEMODE | FilePermissions.S_IXUSR);
+                    }
+                    #endif
                 }
             }
             finally