diff --git a/.gitignore b/.gitignore
index 748683d..3c01e68 100644
--- a/.gitignore
+++ b/.gitignore
@@ -172,3 +172,8 @@ UpgradeLog*.htm
 
 # Microsoft Fakes
 FakesAssemblies/
+*.ide
+.gitignore
+/.vs/
+/KMCCC.Shared/Modules/Minecraft/GameOptions.cs
+/KMCCC.Shared/Tools/MinecraftTools.cs
diff --git a/KMCCC.Pro/KMCCC.Pro.csproj b/KMCCC.Pro/KMCCC.Pro.csproj
index dd44a65..e211edb 100644
--- a/KMCCC.Pro/KMCCC.Pro.csproj
+++ b/KMCCC.Pro/KMCCC.Pro.csproj
@@ -8,7 +8,7 @@
     <OutputType>Library</OutputType>
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>KMCCC</RootNamespace>
-    <AssemblyName>KMCCC.Pro</AssemblyName>
+    <AssemblyName>LaunchCoreU</AssemblyName>
     <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
   </PropertyGroup>
@@ -40,6 +40,9 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Xml" />
     <Reference Include="WindowsBase" />
+    <Reference Include="DotNetZip">
+      <HintPath>..\..\..\packages\DotNetZip.1.13.0\lib\net40\DotNetZip.dll</HintPath>
+    </Reference>
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\KMCCC.Basic\Properties\AssemblyInfo.Shared.cs">
@@ -55,6 +58,9 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup />
+  <ItemGroup>
+    <None Include="packages.config" />
+  </ItemGroup>
   <Import Project="..\KMCCC.Shared\KMCCC.Shared.projitems" Label="Shared" Condition="Exists('..\KMCCC.Shared\KMCCC.Shared.projitems')" />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
diff --git a/KMCCC.Pro/Launcher/Reporter.cs b/KMCCC.Pro/Launcher/Reporter.cs
index 00055ef..a82b1bf 100644
--- a/KMCCC.Pro/Launcher/Reporter.cs
+++ b/KMCCC.Pro/Launcher/Reporter.cs
@@ -2,6 +2,6 @@
 {
 	public static partial class Reporter
 	{
-		public const string KMCCC_TYPE = "KMCCC Pro";
+		public const string KMCCC_TYPE = "KMCCC Universal";
 	}
 }
\ No newline at end of file
diff --git a/KMCCC.Pro/Modules/MojangAPI/MojangAPI.cs b/KMCCC.Pro/Modules/MojangAPI/MojangAPI.cs
index e99401d..0fb09f0 100644
--- a/KMCCC.Pro/Modules/MojangAPI/MojangAPI.cs
+++ b/KMCCC.Pro/Modules/MojangAPI/MojangAPI.cs
@@ -10,7 +10,7 @@ public interface IMojangAPI
 
         Statistics GetStatistics();
 
-        string NameToUUID(string userName);
+        Guid NameToUUID(string userName);
     }
 
     public class MojangAPI
@@ -18,7 +18,7 @@ public class MojangAPI
         private static IMojangAPI Api  = Api ?? new MojangAPIInternal();
 
         /// <summary>
-        ///     获取MojangAPI服务状态
+        ///     获取MojangAPI服务状态，如果获取失败将抛异常
         /// </summary>
         /// <returns></returns>
         public static Dictionary<string, ServiceStatus> GetServiceStatus()
@@ -27,7 +27,7 @@ public static Dictionary<string, ServiceStatus> GetServiceStatus()
         }
 
         /// <summary>
-        ///     获取销量等信息
+        ///     获取销量等信息，如果获取失败将抛异常
         /// </summary>
         /// <returns></returns>
         public static Statistics GetStatistics()
@@ -36,11 +36,11 @@ public static Statistics GetStatistics()
         }
 
         /// <summary>
-        ///     通过用户名获取UUID
+        ///     通过用户名获取UUID，如果获取失败将抛异常
         /// </summary>
         /// <param name="userName">用户名</param>
         /// <returns></returns>
-        public static string NameToUUID(string userName)
+        public static Guid NameToUUID(string userName)
         {
             return Api.NameToUUID(userName);
         }
diff --git a/KMCCC.Pro/Modules/MojangAPI/MojangAPIInternal.cs b/KMCCC.Pro/Modules/MojangAPI/MojangAPIInternal.cs
index bb63318..936dc53 100644
--- a/KMCCC.Pro/Modules/MojangAPI/MojangAPIInternal.cs
+++ b/KMCCC.Pro/Modules/MojangAPI/MojangAPIInternal.cs
@@ -56,7 +56,7 @@ public Statistics GetStatistics()
                         MetricKeys.PREPAID_CARD_REDEEMED_MINECRAFT
                     };
                     data["metricKeys"] = metricKey_sdata;
-                    var value = JsonMapper.ToObject(webclient.UploadString(MojangAPIProvider.Statistics(), data.ToJson()));
+                    var value = JsonMapper.ToObject(webclient.UploadString(MojangAPIProvider.statistics(), data.ToJson()));
                     return new Statistics(long.Parse(value[0].ToString()), long.Parse(value[1].ToString()), double.Parse(value[2].ToString()));
                 }
             }
@@ -67,14 +67,15 @@ public Statistics GetStatistics()
         }
         #endregion
 
-        public string NameToUUID(string userName)
+        #region 通过名字获取UUID
+        public Guid NameToUUID(string userName)
         {
             try
             {
                 using (WebClient webclient = new WebClient())
                 {
-                    var value = JsonMapper.ToObject(webclient.DownloadString(MojangAPIProvider.NameToUuid(userName)));
-                    return value["id"].ToString();
+                    var value = JsonMapper.ToObject(webclient.DownloadString(MojangAPIProvider.nameToUuid(userName)));
+                    return Guid.Parse(value["id"].ToString());
                 }
             }
             catch(Exception ex)
@@ -82,5 +83,6 @@ public string NameToUUID(string userName)
                 throw ex;
             }
         }
+        #endregion
     }
 }
diff --git a/KMCCC.Pro/Modules/MojangAPI/MojangAPIProvider.cs b/KMCCC.Pro/Modules/MojangAPI/MojangAPIProvider.cs
index 53f3b0f..ebbff7a 100644
--- a/KMCCC.Pro/Modules/MojangAPI/MojangAPIProvider.cs
+++ b/KMCCC.Pro/Modules/MojangAPI/MojangAPIProvider.cs
@@ -19,9 +19,9 @@ public static string apiStatus()
         /// </summary>
         /// <param name="userName"></param>
         /// <returns></returns>
-        public static string NameToUuid(string userName)
+        public static string nameToUuid(string userName)
         {
-            return $"https://api.mojang.com/users/profiles/minecraft/{userName}";
+            return "https://api.mojang.com/users/profiles/minecraft/"+userName;
         }
 
         /// <summary>
@@ -31,7 +31,7 @@ public static string NameToUuid(string userName)
         /// <returns></returns>
         public static string historyName(Guid uuid)
         {
-            return $"https://api.mojang.com/user/profiles/{uuid}/names";
+            return string.Format("https://api.mojang.com/user/profiles/{0}/names",uuid);
         }
 
         /// <summary>
@@ -47,7 +47,7 @@ public static string userInfo()
         ///     获取销量等信息（POST）
         /// </summary>
         /// <returns></returns>
-        public static string Statistics()
+        public static string statistics()
         {
             return "https://api.mojang.com/orders/statistics";
         }
diff --git a/KMCCC.Pro/Modules/MojangAPI/Statistics.cs b/KMCCC.Pro/Modules/MojangAPI/Statistics.cs
index 3ee5d12..c8ceb53 100644
--- a/KMCCC.Pro/Modules/MojangAPI/Statistics.cs
+++ b/KMCCC.Pro/Modules/MojangAPI/Statistics.cs
@@ -48,7 +48,7 @@ public double getSaleVelocityPerSeconds()
 
         public override string ToString()
         {
-            return $"SalesStatistics [total={total}, last24h={last24h}, saleVelocityPerSeconds={saleVelocityPerSeconds}]";
+            return string.Format("SalesStatistics [total={0}, last24h={1}, saleVelocityPerSeconds={2}]", total, last24h, saleVelocityPerSeconds);
         }
     }
     public static class MetricKeys
diff --git a/KMCCC.Pro/Properties/AssemblyInfo.cs b/KMCCC.Pro/Properties/AssemblyInfo.cs
index 3ffae74..d2966e1 100644
--- a/KMCCC.Pro/Properties/AssemblyInfo.cs
+++ b/KMCCC.Pro/Properties/AssemblyInfo.cs
@@ -9,10 +9,10 @@
 // 特性集控制。更改这些特性值可修改
 // 与程序集关联的信息。
 
-[assembly: AssemblyTitle("KMCCC Pro")]
+[assembly: AssemblyTitle("KMCCC Universal")]
 [assembly: AssemblyDescription("")]
 [assembly: AssemblyConfiguration("")]
-[assembly: AssemblyProduct("KMCCC.Pro")]
+[assembly: AssemblyProduct("KMCCC.Universal")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 
diff --git a/KMCCC.Pro/packages.config b/KMCCC.Pro/packages.config
new file mode 100644
index 0000000..a588f08
--- /dev/null
+++ b/KMCCC.Pro/packages.config
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="DotNetZip" version="1.13.0" targetFramework="net40" />
+</packages>
\ No newline at end of file
diff --git a/KMCCC.Shared/Authentication/OfflineAuthenticator.cs b/KMCCC.Shared/Authentication/OfflineAuthenticator.cs
index cdd4978..249042d 100644
--- a/KMCCC.Shared/Authentication/OfflineAuthenticator.cs
+++ b/KMCCC.Shared/Authentication/OfflineAuthenticator.cs
@@ -20,7 +20,7 @@ public class OfflineAuthenticator : IAuthenticator
 		public readonly string DisplayName;
 
 		/// <summary>
-		///     构造离线验证器
+		///     构造离线验证器，将会根据玩家名计算出UUID
 		/// </summary>
 		/// <param name="displayName">玩家的名字</param>
 		public OfflineAuthenticator(string displayName)
@@ -42,22 +42,22 @@ public AuthenticationInfo Do()
 			{
 				return new AuthenticationInfo
 				{
-					Error = "DisplayName不符合规范"
-				};
+                    Error = "DisplayName不符合规范，不能使用空用户名"
+                };
 			}
 			if (DisplayName.Count(char.IsWhiteSpace) > 0)
 			{
 				return new AuthenticationInfo
 				{
-					Error = "DisplayName不符合规范"
-				};
+                    Error = "DisplayName不符合规范，名称中有非法字符"
+                };
 			}
 			return new AuthenticationInfo
 			{
 				AccessToken = Guid.NewGuid(),
 				DisplayName = DisplayName,
-				UUID = Guid.NewGuid(),
-				Properties = "{}",
+				UUID = Tools.UsefulTools.GetPlayerUuid("DisplayName"),
+                Properties = "{}",
 				UserType = "mojang"
 			};
 		}
diff --git a/KMCCC.Shared/KMCCC.Shared.projitems b/KMCCC.Shared/KMCCC.Shared.projitems
index e6853b8..d223872 100644
--- a/KMCCC.Shared/KMCCC.Shared.projitems
+++ b/KMCCC.Shared/KMCCC.Shared.projitems
@@ -34,11 +34,12 @@
     <Compile Include="$(MSBuildThisFileDirectory)LitJson\ParserToken.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Modules\JVersion\JVersion.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Modules\JVersion\JVersionLocator.cs" />
-    <Compile Include="$(MSBuildThisFileDirectory)Modules\Minecraft\MinecraftPing.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Modules\Minecraft\ServerPing.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Modules\Yggdrasil\YggdrasilClient.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Modules\Zip\ZipArchive.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Tools\FileValidator.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\SystemTools.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\UsefulTools.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Tools\ZipTools.cs" />
   </ItemGroup>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/KMCCC.Shared/Launcher/LaunchArguments.cs b/KMCCC.Shared/Launcher/LaunchArguments.cs
index 5b05883..a25a63e 100644
--- a/KMCCC.Shared/Launcher/LaunchArguments.cs
+++ b/KMCCC.Shared/Launcher/LaunchArguments.cs
@@ -118,14 +118,14 @@ public string ToArguments()
 			foreach (var adv in AdvencedArguments)
 			{
 				sb.Append(' ').Append(adv);
-			}
-			sb.Append(" -Djava.library.path=\"").Append(NativePath);
+			}
+            sb.Append(" -Djava.library.path=\"").Append(NativePath);
 			sb.Append("\" -cp \"");
             if (Libraries.Count > 0)
             {
                 foreach (var lib in Libraries)
                 {
-                    sb.Append(lib).Append(';');
+                    sb.Append(lib).Append(':');
                 }
             }
 			sb.Append("\" ").Append(MainClass).Append(' ').Append(MinecraftArguments.DoReplace(Tokens));
diff --git a/KMCCC.Shared/Launcher/LaunchHandle.cs b/KMCCC.Shared/Launcher/LaunchHandle.cs
index 42971a1..a313482 100644
--- a/KMCCC.Shared/Launcher/LaunchHandle.cs
+++ b/KMCCC.Shared/Launcher/LaunchHandle.cs
@@ -91,9 +91,10 @@ private void Output(object sender, DataReceivedEventArgs e)
 			}
 			else
 			{
-				Core.Log(this, e.Data);
-			}
-		}
+                Core.Log(this, e.Data);
+            }
+            e = null;
+        }
 
 		private void Error(object sender, DataReceivedEventArgs e)
 		{
@@ -103,13 +104,14 @@ private void Error(object sender, DataReceivedEventArgs e)
 			}
 			else
 			{
-				Core.Log(this, e.Data);
+                Core.Log(this, e.Data);
 			}
-		}
+            e = null;
+        }
 
 		internal void Work()
 		{
-			Process.BeginOutputReadLine();
+            Process.BeginOutputReadLine();
 			Process.OutputDataReceived += Output;
 			Process.BeginErrorReadLine();
 			Process.ErrorDataReceived += Error;
diff --git a/KMCCC.Shared/Launcher/LaunchMode.cs b/KMCCC.Shared/Launcher/LaunchMode.cs
index 036d21f..606448f 100644
--- a/KMCCC.Shared/Launcher/LaunchMode.cs
+++ b/KMCCC.Shared/Launcher/LaunchMode.cs
@@ -43,8 +43,8 @@ public class MCLauncherMode : LaunchMode
 	{
 		public override bool Operate(LauncherCore core, MinecraftLaunchArguments args)
 		{
-			args.Tokens["game_directory"] = String.Format(@".\versions\{0}\", args.Version.Id);
-			return true;
+            args.Tokens["game_directory"] = Tools.SystemTools.GetIsWindows() ? String.Format(@".\versions\{0}\", args.Version.Id) : String.Format(core.GameRootPath + "/versions/{0}/", args.Version.Id);
+            return true;
 		}
 	}
 
diff --git a/KMCCC.Shared/Launcher/LauncherCore.cs b/KMCCC.Shared/Launcher/LauncherCore.cs
index c91509d..7ad8c90 100644
--- a/KMCCC.Shared/Launcher/LauncherCore.cs
+++ b/KMCCC.Shared/Launcher/LauncherCore.cs
@@ -89,7 +89,7 @@ public static LauncherCore Create(LauncherCoreCreationOption option)
 
 		public static LauncherCore Create(string gameRootPath = null)
 		{
-			return Create(new LauncherCoreCreationOption(gameRootPath ?? @".minecraft"));
+			return Create(new LauncherCoreCreationOption(gameRootPath ?? ".minecraft"));
 		}
 
 		/// <summary>
diff --git a/KMCCC.Shared/Launcher/LauncherCoreInternal.cs b/KMCCC.Shared/Launcher/LauncherCoreInternal.cs
index 32a0379..1b24007 100644
--- a/KMCCC.Shared/Launcher/LauncherCoreInternal.cs
+++ b/KMCCC.Shared/Launcher/LauncherCoreInternal.cs
@@ -33,7 +33,7 @@ private LaunchResult GenerateArguments(LaunchOptions options, ref MinecraftLaunc
 				args.MaxMemory = options.MaxMemory;
                 args.AgentPath = options.AgentPath;
                 args.MinMemory = options.MinMemory;
-				args.NativePath = GameRootPath + @"\$natives";
+				args.NativePath = SystemTools.GetIsWindows() ? GameRootPath + @"\$natives" : GameRootPath + "/$natives";
 				foreach (var native in options.Version.Natives)
 				{
 					var exp = ZipTools.UnzipFile(this.GetNativePath(native), args.NativePath, native.Options);
@@ -55,7 +55,7 @@ private LaunchResult GenerateArguments(LaunchOptions options, ref MinecraftLaunc
 				args.Libraries.Add(this.GetVersionJarPath(options.Version.JarId));
 				args.MinecraftArguments = options.Version.MinecraftArguments;
 
-                string AssetsPath = options.Version.Assets == "legacy" ? "assets\\virtual\\legacy" : "assets";
+                string AssetsPath = options.Version.Assets == "legacy" ? (SystemTools.GetIsWindows() ? @"assets\virtual\legacy" : "assets/virtual/legacy") : "assets";
                 args.Tokens.Add("auth_access_token", authentication.AccessToken.GoString());
 				args.Tokens.Add("auth_session", authentication.AccessToken.GoString());
 				args.Tokens.Add("auth_player_name", authentication.DisplayName);
@@ -67,7 +67,7 @@ private LaunchResult GenerateArguments(LaunchOptions options, ref MinecraftLaunc
 				args.Tokens.Add("auth_uuid", authentication.UUID.GoString());
 				args.Tokens.Add("user_properties", authentication.Properties);
 				args.Tokens.Add("user_type", authentication.UserType);
-                args.Tokens.Add("version_type", options.VersionType ?? "KMCCC");
+                args.Tokens.Add("version_type", options.VersionType ?? "KMCCC Universal");
 
                 args.AdvencedArguments = new List<string> {"-Dfml.ignoreInvalidMinecraftCertificates=true -Dfml.ignorePatchDiscrepancies=true"};
 
@@ -104,12 +104,9 @@ internal LaunchResult LaunchInternal(LaunchOptions options, params Action<Minecr
 				foreach (var opt in argumentsOperators)
 				{
 					try
-					{
-						if (opt != null)
-						{
-							opt(args);
-						}
-					}
+					{
+                        opt?.Invoke(args);
+                    }
 					catch (Exception exp)
 					{
 						return new LaunchResult {Success = false, ErrorType = ErrorType.OperatorException, ErrorMessage = "指定的操作器引发了异常", Exception = exp};
@@ -147,13 +144,21 @@ private LaunchResult LaunchGame(MinecraftLaunchArguments args)
 			}
 		}
 
-		#region 复制文件夹
+		#region Folder Copying
 
 		public void CopyVersionDirectory(string directoryName, string versionId)
 		{
-			CopyDirectory(string.Format(@"{0}\versions\{2}\{1}", GameRootPath, directoryName, versionId),
-				string.Format(@"{0}\{1}", GameRootPath, directoryName));
-		}
+			if(SystemTools.GetIsWindows())
+            {
+                CopyDirectory(string.Format(@"{0}\versions\{2}\{1}", GameRootPath, directoryName, versionId),
+                string.Format(@"{0}\{1}", GameRootPath, directoryName));
+            }
+            else
+            {
+                CopyDirectory(string.Format("{0}/versions/{2}/{1}", GameRootPath, directoryName, versionId),
+                string.Format("{0}/{1}", GameRootPath, directoryName));
+            }
+        }
 
 		public void CopyDirectory(string source, string target)
 		{
@@ -180,35 +185,36 @@ public void CopyDirectory(string source, string target)
 
 		public void CopyVersionDirectories(string ver)
 		{
-			var root = string.Format(@"{0}\versions\{1}\moddir", GameRootPath, ver);
+			var root = SystemTools.GetIsWindows() ? string.Format(@"{0}\versions\{1}\moddir", GameRootPath, ver) : string.Format("{0}/versions/{1}/moddir", GameRootPath, ver);
 			if (!Directory.Exists(root))
 			{
 				return;
 			}
 			foreach (var dir in new DirectoryInfo(root).EnumerateDirectories())
 			{
-				CopyDirectory(dir.FullName, string.Format(@"{0}\{1}", GameRootPath, dir.Name));
+				CopyDirectory(dir.FullName, (SystemTools.GetIsWindows() ? string.Format(@"{0}\{1}", GameRootPath, dir.Name) : string.Format("{0}/{1}", GameRootPath, dir.Name)));
 			}
 		}
 
 		#endregion
 
-		#region 事件
+		#region Events
 
 		internal void Log(LaunchHandle handle, string line)
 		{
 			if (GameLog != null)
 			{
-				GameLog(handle, line);
+                //Console.WriteLine(line);
+                GameLog(handle, line);
 			}
 		}
 
 		internal void Exit(LaunchHandle handle, int code)
 		{
 			if (GameExit != null)
-			{
-				GameExit(handle, code);
-			}
+			{
+                GameExit(handle, code);
+            }
 		}
 
 		#endregion
diff --git a/KMCCC.Shared/Launcher/Version.cs b/KMCCC.Shared/Launcher/Version.cs
index 09f8808..4f03206 100644
--- a/KMCCC.Shared/Launcher/Version.cs
+++ b/KMCCC.Shared/Launcher/Version.cs
@@ -48,19 +48,24 @@ public sealed class Version
 		public string MinecraftArguments { get; set; }
 
         /// <summary>
-        ///     主启动参数（新版本）
+        ///     游戏主文件下载信息
         /// </summary>
-        public arguments NewMinecraftArguments { get; set; }
+        public Download Downloads { get; set; }
 
         /// <summary>
         ///     资源名
         /// </summary>
         public string Assets { get; set; }
 
-		/// <summary>
-		///     主类
-		/// </summary>
-		public string MainClass { get; set; }
+        /// <summary>
+        ///    资源文件信息（新版本）
+        /// </summary>
+        public GameFileInfo AssetsIndex { get; set; }
+
+        /// <summary>
+        ///     主类
+        /// </summary>
+        public string MainClass { get; set; }
 
 		/// <summary>
 		///     库列表
@@ -72,10 +77,10 @@ public sealed class Version
 		/// </summary>
 		public List<Native> Natives { get; set; }
 
-		/// <summary>
-		///     Jar文件（Id）
-		/// </summary>
-		public string JarId { get; set; }
+        /// <summary>
+        ///     Jar文件（Id）
+        /// </summary>
+        public string JarId { get; set; }
 	}
 
 	/// <summary>
@@ -116,29 +121,44 @@ public class Library
         public bool clientreq { get; set; } = true;
     }
 
-    /// <summary>
-    ///     表示启动参数（新格式）
-    /// </summary>
-    public class arguments
+    public class GameFileInfo
     {
-        public List<_game> game { get; set; }
-        public _jvm jvm { get; set; }
-    }
+        /// <summary>
+        ///     Assets Dd
+        /// </summary>
+        public string ID { get; set; }
 
-    /// <summary>
-    ///     表示启动参数游戏部分
-    /// </summary>
-    public class _game
-    {
+        /// <summary>
+        ///     文件SHA1
+        /// </summary>
+        public string SHA1 { get; set; }
 
+        /// <summary>
+        ///     AssetsIndex或Lib文件大小
+        /// </summary>
+        public int Size { get; set; }
+
+        /// <summary>
+        ///     AssetsIndex或Lib下载地址
+        /// </summary>
+        public string Url { get; set; }
+
+        /// <summary>
+        ///     Assets总文件大小
+        /// </summary>
+        public int TotalSize { get; set; }
+
+        /// <summary>
+        ///     Lib文件目录
+        /// </summary>
+        public string Path { get; set; }
     }
 
-    /// <summary>
-    ///     表示启动参数jvm虚拟机部分
-    /// </summary>
-    public class _jvm
+    public class Download
     {
+        public GameFileInfo Client { get; set; }
 
+        public GameFileInfo Server { get; set; }
     }
 
     /// <summary>
@@ -185,7 +205,7 @@ public static string GetVersionRootPath(this LauncherCore core, Version version)
 
 		public static string GetVersionRootPath(this LauncherCore core, string versionId)
 		{
-			return String.Format(@"{0}\versions\{1}\", core.GameRootPath, versionId);
+			return String.Format(SystemTools.GetIsWindows() ? @"{0}\versions\{1}\" : "{0}/versions/{1}/", core.GameRootPath, versionId);
 		}
 
 		public static string GetVersionJarPath(this LauncherCore core, Version version)
@@ -195,7 +215,7 @@ public static string GetVersionJarPath(this LauncherCore core, Version version)
 
 		public static string GetVersionJarPath(this LauncherCore core, string versionId)
 		{
-			return String.Format(@"{0}\versions\{1}\{1}.jar", core.GameRootPath, versionId);
+			return String.Format(SystemTools.GetIsWindows() ? @"{0}\versions\{1}\{1}.jar" : "{0}/versions/{1}/{1}.jar", core.GameRootPath, versionId);
 		}
 
 		public static string GetVersionJsonPath(this LauncherCore core, Version version)
@@ -205,7 +225,7 @@ public static string GetVersionJsonPath(this LauncherCore core, Version version)
 
 		public static string GetVersionJsonPath(this LauncherCore core, string versionId)
 		{
-			return String.Format(@"{0}\versions\{1}\{1}.json", core.GameRootPath, versionId);
+			return String.Format(SystemTools.GetIsWindows() ? @"{0}\versions\{1}\{1}.json" : "{0}/versions/{1}/{1}.json", core.GameRootPath, versionId);
 		}
 
         public static string GetVersionOptions(this LauncherCore core, Version version)
@@ -215,17 +235,17 @@ public static string GetVersionOptions(this LauncherCore core, Version version)
 
         public static string GetVersionOptions(this LauncherCore core, string versionId)
         {
-            return String.Format(@"{0}\versions\{1}\options.txt", core.GameRootPath, versionId);
+            return String.Format(SystemTools.GetIsWindows() ? @"{0}\versions\{1}\options.txt" : "{0}/versions/{1}/options.txt", core.GameRootPath, versionId);
         }
 
         public static string GetLibPath(this LauncherCore core, Library lib)
 		{
-			return String.Format(@"{0}\libraries\{1}\{2}\{3}\{2}-{3}.jar", core.GameRootPath, lib.NS.Replace(".", "\\"), lib.Name, lib.Version);
+			return String.Format(SystemTools.GetIsWindows() ? @"{0}\libraries\{1}\{2}\{3}\{2}-{3}.jar" : "{0}/libraries/{1}/{2}/{3}/{2}-{3}.jar", core.GameRootPath, lib.NS.Replace(".", (SystemTools.GetIsWindows() ? @"\" : "/")), lib.Name, lib.Version);
 		}
 
 		public static string GetNativePath(this LauncherCore core, Native native)
 		{
-			return String.Format(@"{0}\libraries\{1}\{2}\{3}\{2}-{3}-{4}.jar", core.GameRootPath, native.NS.Replace(".", "\\"), native.Name, native.Version,
+			return String.Format(SystemTools.GetIsWindows() ? @"{0}\libraries\{1}\{2}\{3}\{2}-{3}-{4}.jar" : "{0}/libraries/{1}/{2}/{3}/{2}-{3}-{4}.jar", core.GameRootPath, native.NS.Replace(".", (SystemTools.GetIsWindows() ? @"\" : "/")), native.Name, native.Version,
 				native.NativeSuffix);
 		}
 	}
diff --git a/KMCCC.Shared/Modules/JVersion/JVersion.cs b/KMCCC.Shared/Modules/JVersion/JVersion.cs
index c2dda3d..f6d3121 100644
--- a/KMCCC.Shared/Modules/JVersion/JVersion.cs
+++ b/KMCCC.Shared/Modules/JVersion/JVersion.cs
@@ -5,13 +5,14 @@
 	using System;
 	using System.Collections.Generic;
 	using LitJson;
+    using KMCCC.Launcher;
 
-	#endregion
+    #endregion
 
-	/// <summary>
-	///     用来Json的实体类
-	/// </summary>
-	public class JVersion
+    /// <summary>
+    ///     用来Json的实体类
+    /// </summary>
+    public class JVersion
 	{
 		[JsonPropertyName("id")]
 		public string Id { get; set; }
@@ -25,6 +26,9 @@ public class JVersion
 		[JsonPropertyName("type")]
 		public string Type { get; set; }
 
+        [JsonPropertyName("downloads")]
+        public JDownloads Downloads { get; set; }
+
         [JsonPropertyName("minecraftArguments")]
         public string MinecraftArguments { get; set; }
 
@@ -43,14 +47,47 @@ public class JVersion
 		[JsonPropertyName("assets")]
 		public string Assets { get; set; }
 
-		[JsonPropertyName("inheritsFrom")]
+        [JsonPropertyName("assetIndex")]
+        public JFileInfo AssetsIndex { get; set; }
+
+        [JsonPropertyName("inheritsFrom")]
 		public string InheritsVersion { get; set; }
 
 		[JsonPropertyName("jar")]
 		public string JarId { get; set; }
 	}
 
-	public class JLibrary
+    public class JFileInfo
+    {
+        [JsonPropertyName("id")]
+        public string ID { get; set; }
+
+        [JsonPropertyName("sha1")]
+        public string SHA1 { get; set; }
+
+        [JsonPropertyName("size")]
+        public int Size { get; set; }
+
+        [JsonPropertyName("url")]
+        public string Url { get; set; }
+
+        [JsonPropertyName("path")]
+        public string Path { get; set; }
+
+        [JsonPropertyName("totalSize")]
+        public int TotalSize { get; set; }
+    }
+
+    public class JDownloads
+    {
+        [JsonPropertyName("client")]
+        public JFileInfo Client { get; set; }
+
+        [JsonPropertyName("server")]
+        public JFileInfo Server { get; set; }
+    }
+
+    public class JLibrary
 	{
 		[JsonPropertyName("name")]
 		public string Name { get; set; }
diff --git a/KMCCC.Shared/Modules/JVersion/JVersionLocator.cs b/KMCCC.Shared/Modules/JVersion/JVersionLocator.cs
index 7aaa678..5299163 100644
--- a/KMCCC.Shared/Modules/JVersion/JVersionLocator.cs
+++ b/KMCCC.Shared/Modules/JVersion/JVersionLocator.cs
@@ -53,7 +53,7 @@ public IEnumerable<Version> GetAllVersions()
 			{
 				lock (_locatingVersion)
 				{
-					return new DirectoryInfo(GameRootPath + @"\versions").EnumerateDirectories()
+					return new DirectoryInfo(GameRootPath + (SystemTools.GetIsWindows() ? @"\versions" : @"/versions")).EnumerateDirectories()
 						.Select(dir => GetVersionInternal(dir.Name)).Where(item => item != null);
 				}
 			}
@@ -63,55 +63,96 @@ public IEnumerable<Version> GetAllVersions()
 			}
 		}
 
-		/// <summary>
-		///     获取Version信息，当出现错误时会返回null
-		/// </summary>
-		/// <param name="id">版本id</param>
-		/// <returns>Version的信息</returns>
-		internal Version GetVersionInternal(string id)
+        private string GetOSSpecifiedNative() {
+            switch(System.Environment.OSVersion.Platform)
+            {
+                case System.PlatformID.Unix:
+                    return "linux";
+                case System.PlatformID.MacOSX:
+                    return "macos";
+                default:
+                    return "windows";
+            }
+        }
+
+        /// <summary>
+        ///     获取Version信息，当出现错误时会返回null
+        /// </summary>
+        /// <param name="id">版本id</param>
+        /// <returns>Version的信息</returns>
+        internal Version GetVersionInternal(string id)
 		{
-			try
-			{
-				if (_locatingVersion.Contains(id))
-				{
-					return null;
-				}
-				_locatingVersion.Add(id);
+            try
+            {
+                if (_locatingVersion.Contains(id))
+                {
+                    return null;
+                }
+                _locatingVersion.Add(id);
 
-				Version version;
-				if (_versions.TryGetValue(id, out version))
-				{
-					return version;
-				}
+                if (_versions.TryGetValue(id, out Version version))
+                {
+                    return version;
+                }
 
-				var jver = LoadVersion(_core.GetVersionJsonPath(id));
-				if (jver == null)
-				{
-					return null;
-				}
+                var jver = LoadVersion(_core.GetVersionJsonPath(id));
+                if (jver == null)
+                {
+                    return null;
+                }
 
-				version = new Version();
-				if (string.IsNullOrWhiteSpace(jver.Id))
-				{
-					return null;
-				}
+                version = new Version();
+                if (string.IsNullOrWhiteSpace(jver.Id))
+                {
+                    return null;
+                }
                 if (jver.arguments == null && string.IsNullOrWhiteSpace(jver.MinecraftArguments))
                 {
                     return null;
                 }
-				if (string.IsNullOrWhiteSpace(jver.MainClass))
-				{
-					return null;
-				}
-				if (string.IsNullOrWhiteSpace(jver.Assets))
-				{
-					jver.Assets = "legacy";
-				}
-				if (jver.Libraries == null)
-				{
-					return null;
-				}
-				version.Id = jver.Id;
+                if (string.IsNullOrWhiteSpace(jver.MainClass))
+                {
+                    return null;
+                }
+                if (string.IsNullOrWhiteSpace(jver.Assets))
+                {
+                    jver.Assets = "legacy";
+                }
+                if (jver.Libraries == null)
+                {
+                    return null;
+                }
+                version.Id = jver.Id;
+                if (jver.AssetsIndex != null)
+                {
+                    version.AssetsIndex = new GameFileInfo()
+                    {
+                        ID = jver.AssetsIndex.ID,
+                        Path = jver.AssetsIndex.Path,
+                        SHA1 = jver.AssetsIndex.SHA1,
+                        Size = jver.AssetsIndex.Size,
+                        TotalSize = jver.AssetsIndex.TotalSize,
+                        Url = jver.AssetsIndex.Url
+                    };
+                }
+                if (jver.Downloads != null)
+                {
+                    version.Downloads = new Download()
+                    {
+                        Client = jver.Downloads.Client != null ? new GameFileInfo()
+                        {
+                            SHA1 = jver.Downloads.Client.SHA1,
+                            Size = jver.Downloads.Client.Size,
+                            Url = jver.Downloads.Client.Url
+                        } : null,
+                        Server = jver.Downloads.Server != null ? new GameFileInfo()
+                        {
+                            SHA1 = jver.Downloads.Server.SHA1,
+                            Size = jver.Downloads.Server.Size,
+                            Url = jver.Downloads.Server.Url
+                        } : null
+                    };
+                }
                 version.MinecraftArguments = jver.MinecraftArguments ?? UsefulTools.PrintfArray(jver.arguments.game);
                 version.Assets = jver.Assets;
 				version.MainClass = jver.MainClass;
@@ -153,7 +194,7 @@ internal Version GetVersionInternal(string id)
 							NS = names[0],
 							Name = names[1],
 							Version = names[2],
-							NativeSuffix = lib.Natives["windows"].Replace("${arch}", SystemTools.GetArch())
+							NativeSuffix = lib.Natives[GetOSSpecifiedNative()].Replace("${arch}", SystemTools.GetArch())
 						};
 						version.Natives.Add(native);
 						if (lib.Extract != null)
@@ -162,7 +203,8 @@ internal Version GetVersionInternal(string id)
 						}
 					}
 				}
-				if (jver.InheritsVersion != null)
+                
+                if (jver.InheritsVersion != null)
 				{
 					var target = GetVersionInternal(jver.InheritsVersion);
 					if (target == null)
@@ -173,21 +215,26 @@ internal Version GetVersionInternal(string id)
 					{
                         if (version.Assets == "legacy")
                             version.Assets = null;
+                        version.AssetsIndex = version.AssetsIndex ?? target.AssetsIndex;
+                        version.Downloads = version.Downloads ?? target.Downloads;
                         version.Assets = version.Assets ?? target.Assets;
 						version.JarId = version.JarId ?? target.JarId;
 						version.MainClass = version.MainClass ?? target.MainClass;
 						version.MinecraftArguments = version.MinecraftArguments ?? target.MinecraftArguments;
 						version.Natives.AddRange(target.Natives);
 						version.Libraries.AddRange(target.Libraries);
-					}
+                        version.AssetsIndex = version.AssetsIndex ?? target.AssetsIndex;
+                    }
 				}
-				version.JarId = version.JarId ?? version.Id;
+
+
+                version.JarId = version.JarId ?? version.Id;
 				_versions.Add(version.Id, version);
 				return version;
-			}
-			catch
-			{
-				return null;
+			}
+            catch (System.Exception)
+            {
+                return null;
 			}
 			finally
 			{
diff --git a/KMCCC.Shared/Modules/Minecraft/MinecraftPing.cs b/KMCCC.Shared/Modules/Minecraft/ServerPing.cs
similarity index 62%
rename from KMCCC.Shared/Modules/Minecraft/MinecraftPing.cs
rename to KMCCC.Shared/Modules/Minecraft/ServerPing.cs
index 335a985..aaf6cbf 100644
--- a/KMCCC.Shared/Modules/Minecraft/MinecraftPing.cs
+++ b/KMCCC.Shared/Modules/Minecraft/ServerPing.cs
@@ -5,25 +5,16 @@
 using System.Net.Sockets;
 using System.Text;
 using System.Threading;
+using System.Threading.Tasks;
 
 namespace KMCCC.Modules.Minecraft
 {
     /// <summary>
     /// Minecraft Ping based off https://gist.github.com/Fireflies/2480d14fbbb33b4bbae3
     /// </summary>
-    public class MinecraftPing
+    public class ServerPing
     {
 
-        #region events
-        public delegate void OnErrorHandler(string error);
-        public event OnErrorHandler OnError;
-
-        public delegate void OnEventHandler(Events action);
-        public event OnEventHandler OnEvent;
-
-        public delegate void OnPingReceivendEvent(PingPayload payload);
-        public event OnPingReceivendEvent OnPingReceived;
-        #endregion
         private static NetworkStream _stream;
         private static List<byte> _buffer;
         private static int _offset;
@@ -31,76 +22,81 @@ public class MinecraftPing
         private readonly string _server;
         private readonly int _port;
 
-        public MinecraftPing(string server, int port)
+        public ServerPing(string server, int port)
         {
             _server = server;
             _port = port;
         }
 
-        public void Ping()
+        public PingPayload Ping()
         {
-            var client = new TcpClient();
-            client.Connect(_server, _port);
-
-            
 
-            if (!client.Connected)
+            using (var client = new TcpClient())
             {
-                OnError?.Invoke("Error connecting to server");
-            }
+                client.Connect(_server, _port);
+                if (!client.Connected)
+                {
+                    client.Client.Disconnect(false);
+                    return new PingPayload() { error = "服务器连接失败" };
+                }
 
-            _buffer = new List<byte>();
-            _stream = client.GetStream();
-            OnEvent?.Invoke(Events.SendingStatusRequest);
+                _buffer = new List<byte>();
+                _stream = client.GetStream();
 
 
-            /*
-             * Send a "Handshake" packet
-             * http://wiki.vg/Server_List_Ping#Ping_Process
-             */
-            WriteVarInt(47);
-            WriteString(_server);
-            WriteShort((short)_port);
-            WriteVarInt(1);
-            Flush(0);
+                /*
+                 * Send a "Handshake" packet
+                 * http://wiki.vg/Server_List_Ping#Ping_Process
+                 */
+                WriteVarInt(47);
+                WriteString(_server);
+                WriteShort((short)_port);
+                WriteVarInt(1);
+                Flush(0);
 
-            /*
-             * Send a "Status Request" packet
-             * http://wiki.vg/Server_List_Ping#Ping_Process
-             */
-            Flush(0);
+                /*
+                 * Send a "Status Request" packet
+                 * http://wiki.vg/Server_List_Ping#Ping_Process
+                 */
+                Flush(0);
 
-            var buffer = new byte[4096];
-            _stream.Read(buffer, 0, buffer.Length);
+                var buffer = new byte[8192];
+                _stream.Read(buffer, 0, buffer.Length);
 
-            try
-            {
-                //var length = ReadVarInt(buffer);
-                //var packet = ReadVarInt(buffer);
-                //var jsonLength = ReadVarInt(buffer);
-
-                //var json = ReadString(buffer, jsonLength);
-                var json = ReadString(buffer, buffer.Length);
-                var safejson = "{" + json.Substring(json.IndexOf('{') + 1);
-                if (!safejson.EndsWith("\"}"))
-                    safejson += "\"}";
                 try
                 {
-                    OnPingReceived?.Invoke(JsonMapper.ToObject<PingPayload>(safejson));
+                    var json = ReadString(buffer, buffer.Length);
+                    var safejson = "{" + json.Substring(json.IndexOf('{') + 1);
+                    client.Client.Disconnect(false);
+                    
+                    if (!safejson.EndsWith("\"}"))
+                        safejson += "\"}";
+                    
+                    
+
+                    try
+                    {
+                        return JsonMapper.ToObject<PingPayload>(safejson);
+                    }
+                    catch (Exception)
+                    {
+                        return new PingPayload { description = new Description { text = safejson } };
+                    }
                 }
-                catch
+                catch (IOException)
                 {
-                    OnPingReceived?.Invoke(new PingPayload { description = new Description { text = safejson } });
+                    client.Client.Disconnect(false);
+                    return new PingPayload()
+                    {
+                        error = "服务器连接失败"
+                    };
                 }
             }
-            catch (IOException ex)
-            {
-                OnError?.Invoke(ex.Message);
-            }
+        }
 
-            OnEvent?.Invoke(Events.Disconnecting);
-            client.Client.Disconnect(false);
-            client.Close();
+        public Task<PingPayload> PingAsync(CancellationToken token = default(CancellationToken))
+        {
+            return Task<PingPayload>.Factory.StartNew(Ping, token);
         }
 
         /*
@@ -133,7 +129,7 @@ private static void WriteMotd(PingPayload ping)
         }
         //*/
 
-        #region Read/Write methods
+        #region 读取/写入 methods
         internal static byte ReadByte(byte[] buffer)
         {
             var b = buffer[_offset];
@@ -159,7 +155,7 @@ internal static int ReadVarInt(byte[] buffer)
 
         internal static string ReadString(byte[] buffer, int length)
         {
-            return Encoding.UTF8.GetString(buffer);
+            return Encoding.UTF8.GetString(buffer,3,length-3).TrimEnd('\0');
         }
 
         internal static void WriteVarInt(int value)
@@ -215,28 +211,44 @@ internal static void Flush(int id = -1)
         #endregion
     }
 
-    #region Events
-
-    public enum Events
-    {
-        Connecting,
-        SendingStatusRequest,
-        Disconnecting
-    }
-    #endregion
 
     #region Server ping 
     /// <summary>
     /// C# represenation of the following JSON file
     /// https://gist.github.com/thinkofdeath/6927216
+    /// 参数信息请参见 http://wiki.vg/Server_List_Ping
     /// </summary>
     public class PingPayload
     {
+        /// <summary>
+        /// 服务器版本
+        /// </summary>
         public Version version { get; set; }
+
+        /// <summary>
+        /// 服务器玩家
+        /// </summary>
         public Players players { get; set; }
+
+        /// <summary>
+        /// 服务器信息
+        /// </summary>
         public Description description { get; set; }
+
+        /// <summary>
+        /// 服务器Mod信息
+        /// </summary>
         public Modinfo modinfo { get; set; }
-        public string favicon { get; set; }
+
+        /// <summary>
+        /// 服务器图标
+        /// </summary>
+        public string favicon { get; set; } = null;
+
+        /// <summary>
+        /// 错误信息（如果有）
+        /// </summary>
+        public string error { get; set; } = null;
     }
 
     public class Version
@@ -249,6 +261,7 @@ public class Players
     {
         public int max { get; set; }
         public int online { get; set; }
+        public List<object> sample { get; set; }
     }
 
     public class Extra
diff --git a/KMCCC.Shared/Modules/Yggdrasil/YggdrasilClient.cs b/KMCCC.Shared/Modules/Yggdrasil/YggdrasilClient.cs
index 40e194b..a42ffcb 100644
--- a/KMCCC.Shared/Modules/Yggdrasil/YggdrasilClient.cs
+++ b/KMCCC.Shared/Modules/Yggdrasil/YggdrasilClient.cs
@@ -217,9 +217,11 @@ public Exception AuthToken(Guid accessToken, Guid uuid, string displayName)
                         }
                         else
                         {
-                            StreamReader sr = new StreamReader(hwr.GetResponseStream());
-                            var response = JsonMapper.ToObject<Error>(sr.ReadToEnd());
-                            return new Exception(response.ErrorMessage);
+                            using (StreamReader sr = new StreamReader(hwr.GetResponseStream()))
+                            {
+                                var response = JsonMapper.ToObject<Error>(sr.ReadToEnd());
+                                return new Exception(response.ErrorMessage);
+                            }
                         }
                     }   
                 }
@@ -305,41 +307,43 @@ public Task<bool> AuthenticateAsync(string email, string password, string ExToke
 			var task = new TaskCompletionSource<bool>(token);
 			try
 			{
-				var wc = new WebClient();
-				var requestBody = JsonMapper.ToJson(new AuthenticationRequest
-				{
-					Agent = Agent.Minecraft,
-					Email = email,
-					Password = password,
-					RequestUser = twitchEnabled,
-                    token = ExToken,
-                    ClientToken = ClientToken.ToString("N")
-				});
-				wc.UploadStringCompleted += (sender, e) =>
-				{
-					try
-					{
-						if (e.Error != null)
-						{
-							task.SetException(e.Error);
-							return;
-						}
-						var response = JsonMapper.ToObject<AuthenticationResponse>(e.Result);
-						if ((response.AccessToken == null) || (response.SelectedProfile == null))
-						{
-							task.SetResult(false);
-							return;
-						}
-						UpdateFomrResponse(response);
-						task.SetResult(true);
-					}
-					catch (Exception exception)
-					{
-						task.SetException(exception);
-					}
-				};
-				wc.UploadStringAsync(new Uri(Auth_Authentication), requestBody);
-				return task.Task;
+                using (var wc = new WebClient())
+                {
+                    var requestBody = JsonMapper.ToJson(new AuthenticationRequest
+                    {
+                        Agent = Agent.Minecraft,
+                        Email = email,
+                        Password = password,
+                        RequestUser = twitchEnabled,
+                        token = ExToken,
+                        ClientToken = ClientToken.ToString("N")
+                    });
+                    wc.UploadStringCompleted += (sender, e) =>
+                    {
+                        try
+                        {
+                            if (e.Error != null)
+                            {
+                                task.SetException(e.Error);
+                                return;
+                            }
+                            var response = JsonMapper.ToObject<AuthenticationResponse>(e.Result);
+                            if ((response.AccessToken == null) || (response.SelectedProfile == null))
+                            {
+                                task.SetResult(false);
+                                return;
+                            }
+                            UpdateFomrResponse(response);
+                            task.SetResult(true);
+                        }
+                        catch (Exception exception)
+                        {
+                            task.SetException(exception);
+                        }
+                    };
+                    wc.UploadStringAsync(new Uri(Auth_Authentication), requestBody);
+                    return task.Task;
+                }
 			}
 			catch (Exception exception)
 			{
diff --git a/KMCCC.Shared/Tools/FileValidator.cs b/KMCCC.Shared/Tools/FileValidator.cs
new file mode 100644
index 0000000..060b177
--- /dev/null
+++ b/KMCCC.Shared/Tools/FileValidator.cs
@@ -0,0 +1,33 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace KMCCC.Tools
+{
+    public static class FileValidator
+    {
+        
+    }
+
+    public interface IFileValidator
+    {
+        bool Validate(string file,string Hash);
+    }
+
+    public enum HashType
+    {
+        SHA1, MD5
+    }
+
+    public sealed class FileHashValidator : IFileValidator
+    {
+        public HashType hashType { get; set; }
+
+        public string FilePath { get; set; }
+
+        public bool Validate(string file,string hash)
+        {
+            return false;
+        }
+    }
+}
diff --git a/KMCCC.Shared/Tools/SystemTools.cs b/KMCCC.Shared/Tools/SystemTools.cs
index 2ba8ba8..86e05fd 100644
--- a/KMCCC.Shared/Tools/SystemTools.cs
+++ b/KMCCC.Shared/Tools/SystemTools.cs
@@ -2,16 +2,16 @@
 {
     #region
 
+    using Microsoft.VisualBasic.Devices;
+    using Microsoft.Win32;
     using System;
     using System.Collections.Generic;
+    using System.Diagnostics;
     using System.Linq;
-    using Microsoft.VisualBasic.Devices;
-    using Microsoft.Win32;
     using System.Runtime.InteropServices;
-    using System.Diagnostics;
-
+    using System.IO;
     #endregion
-
+
     public class SystemTools
 	{
         /// <summary>
@@ -22,10 +22,19 @@ public static IEnumerable<string> FindJava()
 		{
 			try
 			{
-				var rootReg = Registry.LocalMachine.OpenSubKey("SOFTWARE");
-				return rootReg == null
-					? new string[0]
-					: FindJavaInternal(rootReg).Union(FindJavaInternal(rootReg.OpenSubKey("Wow6432Node")));
+                if (Environment.OSVersion.Platform == PlatformID.Unix || Environment.OSVersion.Platform == PlatformID.MacOSX) // Not Windows
+                {
+                    if (File.Exists("/usr/lib/jvm/java-8-oracle/bin/java")) return new string[] { "/usr/lib/jvm/java-8-oracle/bin/java" };
+                    if (File.Exists("/usr/bin/java")) return new string[] { "/usr/bin/java" };
+                    return new string[0];
+                }
+                else
+                {
+                    var rootReg = Registry.LocalMachine.OpenSubKey("SOFTWARE");
+                    return rootReg == null
+                        ? new string[0]
+                        : FindJavaInternal(rootReg).Union(FindJavaInternal(rootReg.OpenSubKey("Wow6432Node")));
+                }
 			}
 			catch
 			{
@@ -57,11 +66,16 @@ into str
 			}
 		}
 
-		/// <summary>
-		///     取物理内存
-		/// </summary>
-		/// <returns>物理内存</returns>
-		public static ulong GetTotalMemory()
+        public static bool GetIsWindows()
+        {
+            return Environment.OSVersion.Platform == PlatformID.WinCE || Environment.OSVersion.Platform == PlatformID.Win32S || Environment.OSVersion.Platform == PlatformID.Win32NT || Environment.OSVersion.Platform == PlatformID.Win32Windows;
+        }
+
+        /// <summary>
+        ///     取物理内存
+        /// </summary>
+        /// <returns>物理内存</returns>
+        public static ulong GetTotalMemory()
 		{
 			return new Computer().Info.TotalPhysicalMemory;
 		}
diff --git a/KMCCC.Shared/Tools/UsefulTools.cs b/KMCCC.Shared/Tools/UsefulTools.cs
index bb2f645..f848263 100644
--- a/KMCCC.Shared/Tools/UsefulTools.cs
+++ b/KMCCC.Shared/Tools/UsefulTools.cs
@@ -35,11 +35,11 @@ public static void Dircopy(string source, string target)
 			}
 			foreach (var file in sourceDir.GetFiles())
 			{
-				File.Copy(file.FullName, target + "\\" + file.Name, true);
+				File.Copy(file.FullName, target + (SystemTools.GetIsWindows() ? @"\" : "/") + file.Name, true);
 			}
 			foreach (var subdir in sourceDir.GetDirectories())
 			{
-				Dircopy(subdir.FullName, target + "\\" + subdir.Name);
+				Dircopy(subdir.FullName, target + (SystemTools.GetIsWindows() ? @"\" : "/") + subdir.Name);
 			}
 		}
 
@@ -59,10 +59,12 @@ static string toUuidString(byte[] data)
         {
             long msb = 0;
             long lsb = 0;
+#pragma warning disable CS0675 // Bitwise-or operator used on a sign-extended operand
             for (int i = 0; i < 8; i++)
                 msb = (msb << 8) | (data[i] & 0xff);
             for (int i = 8; i < 16; i++)
                 lsb = (lsb << 8) | (data[i] & 0xff);
+#pragma warning restore CS0675 // Bitwise-or operator used on a sign-extended operand
             return (digits(msb >> 32, 8) + "-" +
                 digits(msb >> 16, 4) + "-" +
                 digits(msb, 4) + "-" +
@@ -78,7 +80,7 @@ static string digits(long val, int digits)
         public static string PrintfArray(object[] obj)
         {
             StringBuilder printf = new StringBuilder();
-            obj.ToList().ForEach(a => { if (a.GetType() == typeof(string)) { printf.Append($" {a}"); } });
+            obj.ToList().ForEach(a => { if (a.GetType() == typeof(string)) { printf.Append(" "+a); } });
             return printf.ToString();
         }
 
diff --git a/KMCCC.Shared/Tools/ZipTools.cs b/KMCCC.Shared/Tools/ZipTools.cs
index c1e7476..042b69d 100644
--- a/KMCCC.Shared/Tools/ZipTools.cs
+++ b/KMCCC.Shared/Tools/ZipTools.cs
@@ -10,13 +10,14 @@
 	using System.Linq;
 	using System.Reflection;
 	using System.Text;
+    using Ionic.Zip;
 
-	#endregion
+    #endregion
 
-	/// <summary>
-	///     操蛋的通过反射调用Zip解压
-	/// </summary>
-	public static class ZipTools
+    /// <summary>
+    ///     操蛋的通过反射调用Zip解压
+    /// </summary>
+    public static class ZipTools
 	{
 		public static readonly Boolean Enabled;
 
@@ -79,6 +80,11 @@ public static Exception UnzipFile(string zipFile, string outputDirectory, UnzipO
 				var root = new DirectoryInfo(outputDirectory);
 				root.Create();
 				var rootPath = root.FullName + "/";
+                using (ZipFile zip = ZipFile.Read(zipFile))
+                {
+                    zip.ExtractAll(outputDirectory, ExtractExistingFileAction.OverwriteSilently);
+                }
+                /*
 				using (var zip = (IDisposable) ZipArchive_OpenOnFile.Invoke(null, new object[] {zipFile, FileMode.Open, FileAccess.Read, FileShare.Read, false}))
 				{
 					var ioManager = ZipArchive_ZipIOBlockManager.GetValue(zip);
@@ -98,8 +104,8 @@ public static Exception UnzipFile(string zipFile, string outputDirectory, UnzipO
 						{
 							continue;
 						}
-						if ((bool) ZipFileInfo_FolderFlag.GetValue(item, null))
-						{
+						if ((bool) ZipFileInfo_FolderFlag.GetValue(item, null) || name.Last() == '/')
+                        {
 							Directory.CreateDirectory(rootPath + name);
 							continue;
 						}
@@ -115,7 +121,8 @@ public static Exception UnzipFile(string zipFile, string outputDirectory, UnzipO
 						}
 					}
 				}
-				return null;
+                */
+                return null;
 			}
 			catch (Exception exp)
 			{
diff --git a/KMCCC.Simple/KMCCC.Simple.csproj b/KMCCC.Simple/KMCCC.Simple.csproj
index 1d07939..10b21d7 100644
--- a/KMCCC.Simple/KMCCC.Simple.csproj
+++ b/KMCCC.Simple/KMCCC.Simple.csproj
@@ -16,7 +16,7 @@
     <PlatformTarget>AnyCPU</PlatformTarget>
     <DebugSymbols>true</DebugSymbols>
     <DebugType>full</DebugType>
-    <Optimize>true</Optimize>
+    <Optimize>false</Optimize>
     <OutputPath>bin\Debug\</OutputPath>
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
diff --git a/KMCCC.Simple/Program.cs b/KMCCC.Simple/Program.cs
index ea5640c..0d5ddfa 100644
--- a/KMCCC.Simple/Program.cs
+++ b/KMCCC.Simple/Program.cs
@@ -7,10 +7,12 @@
 	using System.Threading;
 	using Authentication;
 	using Launcher;
+    using KMCCC.Modules.Minecraft;
+    using KMCCC.Pro.Modules.MojangAPI;
 
-	#endregion
+    #endregion
 
-	internal class Program
+    internal class Program
 	{
 		private static FileStream _fs;
 
@@ -20,7 +22,45 @@ internal class Program
 
 		private static void Main()
 		{
-			using (_fs = new FileStream("mc.log", FileMode.Create))
+            TestTimer Timer = new TestTimer();
+            
+            try
+            {
+                var a = MojangAPI.GetStatistics();
+                Console.WriteLine(a.ToString()+ "\n" + Timer.ToString());
+                var api = MojangAPI.GetServiceStatus();
+                foreach (var list in api)
+                {
+                    Console.WriteLine($"{list.Key} : {list.Value}");
+                }
+
+                Console.WriteLine("UUID:" + MojangAPI.NameToUUID("ZhaiShu") +"\n" + Timer.ToString());
+            }
+            catch(Exception ex)
+            {
+
+            }
+
+            /*
+            try
+            {
+                var ping = new ServerPing("mc.hypixel.net", 25565);
+                var server = ping.Ping();
+                Console.WriteLine(Timer.ToString());
+                Console.WriteLine(server.description.text);
+                Console.WriteLine("{0} / {1}", server.players.online, server.players.max);
+                Console.WriteLine(server.version.name);
+                Console.WriteLine(server.modinfo);
+                
+            }
+            catch(Exception ex)
+            {
+                Console.WriteLine("服务器信息获取失败:"+ex.Message+"\n"+ Timer.ToString());
+            }
+            */
+
+            Console.WriteLine("初始化"+Timer.ToString());
+            using (_fs = new FileStream("mc.log", FileMode.Create))
 			{
 				using (_tw = new StreamWriter(_fs))
 				{
@@ -28,20 +68,27 @@ private static void Main()
 					var core = LauncherCore.Create();
 					core.GameExit += core_GameExit;
 					core.GameLog += core_GameLog;
-					var result = core.Launch(new LaunchOptions
-					{
-						Version = core.GetVersion("****"),
-						Authenticator = new OfflineAuthenticator("KBlackcn"),
-						//Authenticator = new YggdrasilLogin("****@****", "****", true),
-						//Server = new ServerInfo {Address = "mc.hypixel.net"},
-						Mode = null,
-						MaxMemory = 2048,
-						MinMemory = 1024,
-						Size = new WindowSize {Height = 768, Width = 1280}
-					}, (Action<MinecraftLaunchArguments>) (x => { }));
-					if (!result.Success)
+                    Console.WriteLine("创建核心"+Timer.ToString());
+                    var launch = new LaunchOptions
+                    {
+                        Version = core.GetVersion("1.13-pre6"),
+                        //Authenticator = new YggdrasilRefresh(new Guid(),false),
+                        //Authenticator = new OfflineAuthenticator("KBlackcn"),
+                        //Authenticator = new YggdrasilValidate(Guid.Parse("4803b96f-a605-4b4c-b07c-e60b566a3a61"), Guid.Parse("fa4e6cb5-0765-4897-9d82-11de1de69bd7"), Guid.Parse("8558a042-1676-4e4d-b351-14e4903a8899"), "ZhaiShu"),
+                        //Authenticator = new YggdrasilLogin("842607283@qq.com", "snk12345", true,Guid.Parse("fa4e6cb5-0765-4897-9d82-11de1de69bd8")),
+                        Authenticator = new YggdrasilAuto("842607283@qq.com", "snk12345", null, null, null, null),
+                        //Server = new ServerInfo {Address = "mc.hypixel.net"},
+                        Mode = null,
+                        MaxMemory = 2048,
+                        MinMemory = 1024,
+                        Size = new WindowSize { Height = 768, Width = 1280 }
+                    };
+                    Console.WriteLine("设置参数"+Timer.ToString());
+                    var result = core.Launch(launch, (Action<MinecraftLaunchArguments>) (x => { }));
+                    Console.WriteLine("开启游戏"+Timer.ToString());
+                    if (!result.Success)
 					{
-						Console.WriteLine("启动失败：[{0}] {1}", result.ErrorType, result.ErrorMessage);
+                        Console.WriteLine("启动失败：[{0}] {1}", result.ErrorType, result.ErrorMessage);
 						if (result.Exception != null)
 						{
 							Console.WriteLine(result.Exception.Message);
@@ -51,9 +98,13 @@ private static void Main()
 						Console.ReadKey();
 						return;
 					}
+                    Console.WriteLine($"AccessToken:{result.Handle.Info.AccessToken} " + "\n" + Timer.ToString());
+                    GC.Collect(0);
 					Are.WaitOne();
 					Console.WriteLine("游戏已关闭");
-					Console.ReadKey();
+                    result = null;
+                    GC.Collect(0);
+                    Console.ReadKey();
 				}
 			}
 		}
@@ -63,7 +114,7 @@ private static void core_GameLog(LaunchHandle handle, string line)
 			Console.WriteLine(line);
 			_tw.WriteLine(line);
 
-			handle.SetTitle("啦啦啦");
+			//handle.SetTitle("啦啦啦");
 		}
 
 		private static void core_GameExit(LaunchHandle handle, int code)
@@ -71,4 +122,29 @@ private static void core_GameExit(LaunchHandle handle, int code)
 			Are.Set();
 		}
 	}
+
+    public class TestTimer
+    {
+
+        private int count = Environment.TickCount;
+        private int now = Environment.TickCount;
+
+        public int Used
+        {
+            get
+            {
+                int used = Environment.TickCount - this.now;
+                this.now = Environment.TickCount;
+                return used;
+            }
+        }
+
+        public int Total
+        {
+            get { return Environment.TickCount - this.count; }
+        }
+
+        public override string ToString() => $" [消耗时长: {this.Used}毫秒, 共消耗: {this.Total}毫秒]";
+
+    }
 }
\ No newline at end of file
diff --git a/KMCCC.sln b/KMCCC.sln
index 0a1ff57..ad1a4d5 100644
--- a/KMCCC.sln
+++ b/KMCCC.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 2013
-VisualStudioVersion = 12.0.31101.0
+# Visual Studio 2015
+VisualStudioVersion = 14.0.23107.0
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "KMCCC.Simple", "KMCCC.Simple\KMCCC.Simple.csproj", "{E01C5429-D887-45BB-91D6-AEACD8EEEF1D}"
 EndProject
diff --git a/README.md b/README.md
index 07a3dab..f642f21 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,8 @@ KMCCC
 =====
 
 [![Join the chat at https://gitter.im/MineStudio/KMCCC](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/MineStudio/KMCCC?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
-[![Build status](https://ci.appveyor.com/api/projects/status/ldvo1wsyd66boxsf?svg=true)](https://ci.appveyor.com/project/zhouyiran2/kmccc)
+[![Build status](https://ci.appveyor.com/api/projects/status/rcvigdmue86kad2o?svg=true)](https://ci.appveyor.com/project/ZhaiSoul/kmccc)
+
 
 如果你需要中文的介绍信息，请打开README_CN.md
 
diff --git a/appveyor.yml b/appveyor.yml
new file mode 100644
index 0000000..a43e8e8
--- /dev/null
+++ b/appveyor.yml
@@ -0,0 +1,8 @@
+version: 1.0.{build}
+image: Visual Studio 2017
+configuration: Release
+platform: Any CPU
+build:
+  verbosity: minimal
+install: 
+  - cmd: set PATH=C:\Program Files (x86)\Microsoft Visual Studio\2017\Enterprise\MSBuild\15.0\Bin;C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\MSBuild\15.0\Bin;C:\Program Files (x86)\Microsoft Visual Studio\2017\Professional\MSBuild\15.0\Bin;%PATH%