diff --git a/extra/exe-builder/Program.cs b/extra/exe-builder/Program.cs
index 6004f6d4b..d9db4d001 100644
--- a/extra/exe-builder/Program.cs
+++ b/extra/exe-builder/Program.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Drawing;
@@ -28,9 +28,15 @@ namespace UptimeKuma {
                 Environment.CurrentDirectory = cwd;
             }
 
+            bool isIntranet = args.Contains("--intranet");
+
+            if (isIntranet) {
+                Console.WriteLine("The --intranet argument was provided, so we will not try to access the internet. The first time this application runs you'll need to run it without the --intranet param or copy the result from another machine to the intranet server.");
+            }
+
             Application.EnableVisualStyles();
             Application.SetCompatibleTextRenderingDefault(false);
-            Application.Run(new UptimeKumaApplicationContext());
+            Application.Run(new UptimeKumaApplicationContext(isIntranet));
         }
     }
 
@@ -49,8 +55,9 @@ namespace UptimeKuma {
 
         private RegistryKey registryKey = Registry.CurrentUser.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", true);
 
+        private readonly bool intranetOnly;
 
-        public UptimeKumaApplicationContext() {
+        public UptimeKumaApplicationContext(bool intranetOnly) {
 
             // Single instance only
             bool createdNew;
@@ -59,6 +66,8 @@ namespace UptimeKuma {
                 return;
             }
 
+            this.intranetOnly = intranetOnly;
+
             var startingText = "Starting server...";
             trayIcon = new NotifyIcon();
             trayIcon.Text = startingText;
@@ -98,6 +107,10 @@ namespace UptimeKuma {
         }
 
         void DownloadFiles() {
+            if (intranetOnly) {
+                return;
+            }
+
             var form = new DownloadForm();
             form.Closed += Exit;
             form.Show();
@@ -173,7 +186,9 @@ namespace UptimeKuma {
         }
 
         void CheckForUpdate(object sender, EventArgs e) {
-            var needUpdate = false;
+            if (intranetOnly) {
+                return;
+            }
 
             // Check version.json exists
             if (File.Exists("version.json")) {
@@ -204,8 +219,12 @@ namespace UptimeKuma {
 
         }
 
-        void VisitGitHub(object sender, EventArgs e)
-        {
+        void VisitGitHub(object sender, EventArgs e) {
+            if (intranetOnly) {
+                MessageBox.Show("You have parsed in --intranet so we will not try to access the internet or visit github.com, please go to https://github.com/louislam/uptime-kuma if you want to visit github.");
+                return;
+            }
+
             Process.Start("https://github.com/louislam/uptime-kuma");
         }
 
diff --git a/extra/exe-builder/UptimeKuma.csproj b/extra/exe-builder/UptimeKuma.csproj
index ecd6a46b6..ee4860dd5 100644
--- a/extra/exe-builder/UptimeKuma.csproj
+++ b/extra/exe-builder/UptimeKuma.csproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
     <Import Project="packages\Costura.Fody.5.7.0\build\Costura.Fody.props" Condition="Exists('packages\Costura.Fody.5.7.0\build\Costura.Fody.props')" />
     <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
@@ -39,107 +39,107 @@
         <ApplicationManifest>app.manifest</ApplicationManifest>
     </PropertyGroup>
     <PropertyGroup>
-      <PostBuildEvent>COPY "$(SolutionDir)bin\Debug\uptime-kuma.exe" "%UserProfile%\Desktop\uptime-kuma-win64\"</PostBuildEvent>
+        <PostBuildEvent>COPY "$(SolutionDir)bin\Debug\uptime-kuma.exe" "%UserProfile%\Desktop\uptime-kuma-win64\"</PostBuildEvent>
     </PropertyGroup>
     <ItemGroup>
         <Reference Include="Costura, Version=5.7.0.0, Culture=neutral, processorArchitecture=MSIL">
-          <HintPath>packages\Costura.Fody.5.7.0\lib\netstandard1.0\Costura.dll</HintPath>
+            <HintPath>packages\Costura.Fody.5.7.0\lib\netstandard1.0\Costura.dll</HintPath>
         </Reference>
         <Reference Include="Microsoft.Win32.Primitives, Version=4.0.2.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\Microsoft.Win32.Primitives.4.3.0\lib\net46\Microsoft.Win32.Primitives.dll</HintPath>
+            <HintPath>packages\Microsoft.Win32.Primitives.4.3.0\lib\net46\Microsoft.Win32.Primitives.dll</HintPath>
         </Reference>
         <Reference Include="mscorlib" />
         <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-          <HintPath>packages\Newtonsoft.Json.13.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
+            <HintPath>packages\Newtonsoft.Json.13.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
         </Reference>
         <Reference Include="System" />
         <Reference Include="System.AppContext, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.AppContext.4.3.0\lib\net463\System.AppContext.dll</HintPath>
+            <HintPath>packages\System.AppContext.4.3.0\lib\net463\System.AppContext.dll</HintPath>
         </Reference>
         <Reference Include="System.Buffers, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-          <HintPath>packages\System.Buffers.4.5.1\lib\net461\System.Buffers.dll</HintPath>
+            <HintPath>packages\System.Buffers.4.5.1\lib\net461\System.Buffers.dll</HintPath>
         </Reference>
         <Reference Include="System.ComponentModel.Composition" />
         <Reference Include="System.Console, Version=4.0.1.1, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Console.4.3.1\lib\net46\System.Console.dll</HintPath>
+            <HintPath>packages\System.Console.4.3.1\lib\net46\System.Console.dll</HintPath>
         </Reference>
         <Reference Include="System.Core" />
         <Reference Include="System.Diagnostics.DiagnosticSource, Version=7.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-          <HintPath>packages\System.Diagnostics.DiagnosticSource.7.0.1\lib\net462\System.Diagnostics.DiagnosticSource.dll</HintPath>
+            <HintPath>packages\System.Diagnostics.DiagnosticSource.7.0.1\lib\net462\System.Diagnostics.DiagnosticSource.dll</HintPath>
         </Reference>
         <Reference Include="System.Diagnostics.Tracing, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Diagnostics.Tracing.4.3.0\lib\net462\System.Diagnostics.Tracing.dll</HintPath>
+            <HintPath>packages\System.Diagnostics.Tracing.4.3.0\lib\net462\System.Diagnostics.Tracing.dll</HintPath>
         </Reference>
         <Reference Include="System.Globalization.Calendars, Version=4.0.2.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Globalization.Calendars.4.3.0\lib\net46\System.Globalization.Calendars.dll</HintPath>
+            <HintPath>packages\System.Globalization.Calendars.4.3.0\lib\net46\System.Globalization.Calendars.dll</HintPath>
         </Reference>
         <Reference Include="System.IO, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.IO.4.3.0\lib\net462\System.IO.dll</HintPath>
+            <HintPath>packages\System.IO.4.3.0\lib\net462\System.IO.dll</HintPath>
         </Reference>
         <Reference Include="System.IO.Compression, Version=4.1.2.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
-          <HintPath>packages\System.IO.Compression.4.3.0\lib\net46\System.IO.Compression.dll</HintPath>
+            <HintPath>packages\System.IO.Compression.4.3.0\lib\net46\System.IO.Compression.dll</HintPath>
         </Reference>
         <Reference Include="System.IO.Compression.FileSystem" />
         <Reference Include="System.IO.Compression.ZipFile, Version=4.0.2.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
-          <HintPath>packages\System.IO.Compression.ZipFile.4.3.0\lib\net46\System.IO.Compression.ZipFile.dll</HintPath>
+            <HintPath>packages\System.IO.Compression.ZipFile.4.3.0\lib\net46\System.IO.Compression.ZipFile.dll</HintPath>
         </Reference>
         <Reference Include="System.IO.FileSystem, Version=4.0.2.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.IO.FileSystem.4.3.0\lib\net46\System.IO.FileSystem.dll</HintPath>
+            <HintPath>packages\System.IO.FileSystem.4.3.0\lib\net46\System.IO.FileSystem.dll</HintPath>
         </Reference>
         <Reference Include="System.IO.FileSystem.Primitives, Version=4.0.2.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.IO.FileSystem.Primitives.4.3.0\lib\net46\System.IO.FileSystem.Primitives.dll</HintPath>
+            <HintPath>packages\System.IO.FileSystem.Primitives.4.3.0\lib\net46\System.IO.FileSystem.Primitives.dll</HintPath>
         </Reference>
         <Reference Include="System.Linq, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Linq.4.3.0\lib\net463\System.Linq.dll</HintPath>
+            <HintPath>packages\System.Linq.4.3.0\lib\net463\System.Linq.dll</HintPath>
         </Reference>
         <Reference Include="System.Linq.Expressions, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Linq.Expressions.4.3.0\lib\net463\System.Linq.Expressions.dll</HintPath>
+            <HintPath>packages\System.Linq.Expressions.4.3.0\lib\net463\System.Linq.Expressions.dll</HintPath>
         </Reference>
         <Reference Include="System.Memory, Version=4.0.1.2, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-          <HintPath>packages\System.Memory.4.5.5\lib\net461\System.Memory.dll</HintPath>
+            <HintPath>packages\System.Memory.4.5.5\lib\net461\System.Memory.dll</HintPath>
         </Reference>
         <Reference Include="System.Net.Http, Version=4.1.1.3, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Net.Http.4.3.4\lib\net46\System.Net.Http.dll</HintPath>
+            <HintPath>packages\System.Net.Http.4.3.4\lib\net46\System.Net.Http.dll</HintPath>
         </Reference>
         <Reference Include="System.Net.Sockets, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Net.Sockets.4.3.0\lib\net46\System.Net.Sockets.dll</HintPath>
+            <HintPath>packages\System.Net.Sockets.4.3.0\lib\net46\System.Net.Sockets.dll</HintPath>
         </Reference>
         <Reference Include="System.Numerics" />
         <Reference Include="System.Numerics.Vectors, Version=4.1.4.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Numerics.Vectors.4.5.0\lib\net46\System.Numerics.Vectors.dll</HintPath>
+            <HintPath>packages\System.Numerics.Vectors.4.5.0\lib\net46\System.Numerics.Vectors.dll</HintPath>
         </Reference>
         <Reference Include="System.Reflection, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Reflection.4.3.0\lib\net462\System.Reflection.dll</HintPath>
+            <HintPath>packages\System.Reflection.4.3.0\lib\net462\System.Reflection.dll</HintPath>
         </Reference>
         <Reference Include="System.Runtime, Version=4.1.1.1, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Runtime.4.3.1\lib\net462\System.Runtime.dll</HintPath>
+            <HintPath>packages\System.Runtime.4.3.1\lib\net462\System.Runtime.dll</HintPath>
         </Reference>
         <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Runtime.CompilerServices.Unsafe.6.0.0\lib\net461\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
+            <HintPath>packages\System.Runtime.CompilerServices.Unsafe.6.0.0\lib\net461\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
         </Reference>
         <Reference Include="System.Runtime.Extensions, Version=4.1.1.1, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Runtime.Extensions.4.3.1\lib\net462\System.Runtime.Extensions.dll</HintPath>
+            <HintPath>packages\System.Runtime.Extensions.4.3.1\lib\net462\System.Runtime.Extensions.dll</HintPath>
         </Reference>
         <Reference Include="System.Runtime.InteropServices, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Runtime.InteropServices.4.3.0\lib\net463\System.Runtime.InteropServices.dll</HintPath>
+            <HintPath>packages\System.Runtime.InteropServices.4.3.0\lib\net463\System.Runtime.InteropServices.dll</HintPath>
         </Reference>
         <Reference Include="System.Runtime.InteropServices.RuntimeInformation, Version=4.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Runtime.InteropServices.RuntimeInformation.4.3.0\lib\net45\System.Runtime.InteropServices.RuntimeInformation.dll</HintPath>
+            <HintPath>packages\System.Runtime.InteropServices.RuntimeInformation.4.3.0\lib\net45\System.Runtime.InteropServices.RuntimeInformation.dll</HintPath>
         </Reference>
         <Reference Include="System.Security.Cryptography.Algorithms, Version=4.2.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Security.Cryptography.Algorithms.4.3.1\lib\net463\System.Security.Cryptography.Algorithms.dll</HintPath>
+            <HintPath>packages\System.Security.Cryptography.Algorithms.4.3.1\lib\net463\System.Security.Cryptography.Algorithms.dll</HintPath>
         </Reference>
         <Reference Include="System.Security.Cryptography.Encoding, Version=4.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Security.Cryptography.Encoding.4.3.0\lib\net46\System.Security.Cryptography.Encoding.dll</HintPath>
+            <HintPath>packages\System.Security.Cryptography.Encoding.4.3.0\lib\net46\System.Security.Cryptography.Encoding.dll</HintPath>
         </Reference>
         <Reference Include="System.Security.Cryptography.Primitives, Version=4.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Security.Cryptography.Primitives.4.3.0\lib\net46\System.Security.Cryptography.Primitives.dll</HintPath>
+            <HintPath>packages\System.Security.Cryptography.Primitives.4.3.0\lib\net46\System.Security.Cryptography.Primitives.dll</HintPath>
         </Reference>
         <Reference Include="System.Security.Cryptography.X509Certificates, Version=4.1.1.2, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Security.Cryptography.X509Certificates.4.3.2\lib\net461\System.Security.Cryptography.X509Certificates.dll</HintPath>
+            <HintPath>packages\System.Security.Cryptography.X509Certificates.4.3.2\lib\net461\System.Security.Cryptography.X509Certificates.dll</HintPath>
         </Reference>
         <Reference Include="System.Text.RegularExpressions, Version=4.1.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Text.RegularExpressions.4.3.1\lib\net463\System.Text.RegularExpressions.dll</HintPath>
+            <HintPath>packages\System.Text.RegularExpressions.4.3.1\lib\net463\System.Text.RegularExpressions.dll</HintPath>
         </Reference>
         <Reference Include="System.Xml.Linq" />
         <Reference Include="System.Data.DataSetExtensions" />
@@ -150,21 +150,21 @@
         <Reference Include="System.Windows.Forms" />
         <Reference Include="System.Xml" />
         <Reference Include="System.Xml.ReaderWriter, Version=4.1.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-          <HintPath>packages\System.Xml.ReaderWriter.4.3.1\lib\net46\System.Xml.ReaderWriter.dll</HintPath>
+            <HintPath>packages\System.Xml.ReaderWriter.4.3.1\lib\net46\System.Xml.ReaderWriter.dll</HintPath>
         </Reference>
     </ItemGroup>
     <ItemGroup>
         <Compile Include="DownloadForm.cs">
-          <SubType>Form</SubType>
+            <SubType>Form</SubType>
         </Compile>
         <Compile Include="DownloadForm.Designer.cs">
-          <DependentUpon>DownloadForm.cs</DependentUpon>
+            <DependentUpon>DownloadForm.cs</DependentUpon>
         </Compile>
         <Compile Include="Program.cs" />
         <Compile Include="Properties\AssemblyInfo.cs" />
         <Compile Include="Version.cs" />
         <EmbeddedResource Include="DownloadForm.resx">
-          <DependentUpon>DownloadForm.cs</DependentUpon>
+            <DependentUpon>DownloadForm.cs</DependentUpon>
         </EmbeddedResource>
         <EmbeddedResource Include="Properties\Resources.resx">
             <Generator>ResXFileCodeGenerator</Generator>
@@ -176,7 +176,7 @@
             <DependentUpon>Resources.resx</DependentUpon>
         </Compile>
         <None Include="..\..\public\favicon.ico">
-          <Link>favicon.ico</Link>
+            <Link>favicon.ico</Link>
         </None>
         <None Include="packages.config" />
         <None Include="Properties\Settings.settings">
@@ -193,18 +193,18 @@
         <None Include="App.config" />
     </ItemGroup>
     <ItemGroup>
-      <Content Include=".gitignore" />
-      <Content Include="app.manifest" />
+        <Content Include=".gitignore" />
+        <Content Include="app.manifest" />
     </ItemGroup>
     <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
     <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
-      <PropertyGroup>
-        <ErrorText>This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105.The missing file is {0}.</ErrorText>
-      </PropertyGroup>
-      <Error Condition="!Exists('packages\Costura.Fody.5.7.0\build\Costura.Fody.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Costura.Fody.5.7.0\build\Costura.Fody.props'))" />
-      <Error Condition="!Exists('packages\Costura.Fody.5.7.0\build\Costura.Fody.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Costura.Fody.5.7.0\build\Costura.Fody.targets'))" />
-      <Error Condition="!Exists('packages\Fody.6.6.4\build\Fody.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Fody.6.6.4\build\Fody.targets'))" />
-      <Error Condition="!Exists('packages\NETStandard.Library.2.0.3\build\netstandard2.0\NETStandard.Library.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\NETStandard.Library.2.0.3\build\netstandard2.0\NETStandard.Library.targets'))" />
+        <PropertyGroup>
+            <ErrorText>This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105.The missing file is {0}.</ErrorText>
+        </PropertyGroup>
+        <Error Condition="!Exists('packages\Costura.Fody.5.7.0\build\Costura.Fody.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Costura.Fody.5.7.0\build\Costura.Fody.props'))" />
+        <Error Condition="!Exists('packages\Costura.Fody.5.7.0\build\Costura.Fody.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Costura.Fody.5.7.0\build\Costura.Fody.targets'))" />
+        <Error Condition="!Exists('packages\Fody.6.6.4\build\Fody.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Fody.6.6.4\build\Fody.targets'))" />
+        <Error Condition="!Exists('packages\NETStandard.Library.2.0.3\build\netstandard2.0\NETStandard.Library.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\NETStandard.Library.2.0.3\build\netstandard2.0\NETStandard.Library.targets'))" />
     </Target>
     <Import Project="packages\Costura.Fody.5.7.0\build\Costura.Fody.targets" Condition="Exists('packages\Costura.Fody.5.7.0\build\Costura.Fody.targets')" />
     <Import Project="packages\Fody.6.6.4\build\Fody.targets" Condition="Exists('packages\Fody.6.6.4\build\Fody.targets')" />