diff --git a/.gitignore b/.gitignore
index 5faf71bf..53efbed1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -252,3 +252,4 @@ paket-files/
 *.sln.iml
 /bsinstalldir.txt
 /.wiki
+/mdinstalldir.txt
diff --git a/BSIPA-Net4-Meta/BSIPA-Net4-Meta.csproj b/BSIPA-Net4-Meta/BSIPA-Net4-Meta.csproj
index e43c8c64..f5e8c3a9 100644
--- a/BSIPA-Net4-Meta/BSIPA-Net4-Meta.csproj
+++ b/BSIPA-Net4-Meta/BSIPA-Net4-Meta.csproj
@@ -76,15 +76,17 @@
   <Target Name="Build">
     <CallTarget Targets="Assemble" />
   </Target>
-  <ItemGroup>
-    <InputDlls Include="$(SolutionDir)IPA.Injector\bin\$(OtherConfig)\**\*" Exclude="$(SolutionDir)IPA.Injector\bin\$(OtherConfig)\Libraries\**\*" />
-    <InputDlls Include="$(SolutionDir)Doorstop\Proxy\bin\$(ProxyPlatform)\$(ProxyConfig)\**\*.dll" />
-    <InputDlls Include="$(SolutionDir)Doorstop\Proxy\bin\$(ProxyPlatform)\$(ProxyConfig)\**\*.pdb" />
-    <InputIPAFiles Include="$(SolutionDir)IPA\bin\$(OtherConfig)\**\*" />
-  </ItemGroup>
   <Target Name="Assemble" Returns="$(OutputPath)">
     <Message Text="Packing..." Importance="High" />
     <Message Text="Results will be put in $(OutputPath)" Importance="High" />
+    
+    <ItemGroup>
+      <InputDlls Include="$(SolutionDir)IPA.Injector\bin\$(OtherConfig)\**\*" Exclude="$(SolutionDir)IPA.Injector\bin\$(OtherConfig)\Libraries\**\*" />
+      <InputDlls Include="$(SolutionDir)Doorstop\Proxy\bin\$(ProxyPlatform)\$(ProxyConfig)\**\*.dll" />
+      <InputDlls Include="$(SolutionDir)Doorstop\Proxy\bin\$(ProxyPlatform)\$(ProxyConfig)\**\*.pdb" />
+      <InputIPAFiles Include="$(SolutionDir)IPA\bin\$(OtherConfig)\**\*" />
+    </ItemGroup>
+  
     <Copy SourceFiles="@(InputDlls)" DestinationFolder="$(OutputPath)IPA\%(RecursiveDir)" />
     <Move SourceFiles="$(OutputPath)IPA\proxy.dll" DestinationFiles="$(OutputPath)IPA\winhttp.dll" />
     <Move Condition="Exists('$(OutputPath)IPA\proxy.pdb')" SourceFiles="$(OutputPath)IPA\proxy.pdb" DestinationFiles="$(OutputPath)IPA\winhttp.pdb" />
diff --git a/BuildTools b/BuildTools
index 40e79e0a..58564132 160000
--- a/BuildTools
+++ b/BuildTools
@@ -1 +1 @@
-Subproject commit 40e79e0a2b892d03c288028a59d0106e95a866d8
+Subproject commit 58564132afec01cb4b5fa097e1b104157702416e
diff --git a/IPA.Injector/IPA.Injector.Net3.csproj b/IPA.Injector/IPA.Injector.Net3.csproj
new file mode 100644
index 00000000..3938128f
--- /dev/null
+++ b/IPA.Injector/IPA.Injector.Net3.csproj
@@ -0,0 +1,85 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{2A1AF16B-27F1-46E0-9A95-181516BC1CB7}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>IPA.Injector</RootNamespace>
+    <AssemblyName>IPA.Injector</AssemblyName>
+    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <Deterministic>true</Deterministic>
+    <PathMap>$(SolutionDir)=C:\</PathMap>
+    <DebugType>portable</DebugType>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <Optimize>false</Optimize>
+    <OutputPath>bin3\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NET3</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <Optimize>true</Optimize>
+    <OutputPath>bin3\Release\</OutputPath>
+    <DefineConstants>TRACE;NET3</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+    <Reference Include="UnityEngine.CoreModule, Version=0.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\Refs\UnityEngine.CoreModule.net3.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="**\*.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\IPA.Loader\IPA.Loader.net3.csproj">
+      <Project>{5ad344f0-01a0-4ca8-92e5-9d095737744d}</Project>
+      <Name>IPA.Loader</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="..\Libs\I18N.dll">
+      <Link>Libraries\Mono\I18N.net3.dll</Link>
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Content>
+    <Content Include="..\Libs\I18N.West.dll">
+      <Link>Libraries\Mono\I18N.West.net3.dll</Link>
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Content>
+    <Content Include="..\Libs\System.Runtime.Serialization.dll">
+      <Link>Libraries\Mono\System.Runtime.Serialization.net3.dll</Link>
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Content>
+  </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="Lib.Harmony">
+      <Version>1.2.0.1</Version>
+    </PackageReference>
+    <PackageReference Include="Mono.Cecil">
+      <Version>0.10.4</Version>
+    </PackageReference>
+    <PackageReference Include="SemanticVersioning">
+      <Version>1.2.0</Version>
+    </PackageReference>
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <Target Name="AfterBuild">
+    <Exec Command="&quot;$(MSBuildBinPath)\MSBuild.exe&quot; &quot;$(MSBuildProjectDirectory)\PostBuild.msbuild&quot; /property:OPath=$(OutputPath) /property:Configuration=$(Configuration) /property:SolDir=$(SolutionDir)" />
+  </Target>
+</Project>
\ No newline at end of file
diff --git a/IPA.Injector/IPA.Injector.csproj b/IPA.Injector/IPA.Injector.csproj
index c79a4514..58dc4a6f 100644
--- a/IPA.Injector/IPA.Injector.csproj
+++ b/IPA.Injector/IPA.Injector.csproj
@@ -32,11 +32,6 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="0Harmony, Version=1.2.0.1, Culture=neutral, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\Libs\0Harmony.dll</HintPath>
-      <Private>False</Private>
-    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />
@@ -69,10 +64,6 @@
     </ProjectReference>
   </ItemGroup>
   <ItemGroup>
-    <Content Include="..\Libs\0Harmony.dll">
-      <Link>Libraries\Included\0Harmony.dll</Link>
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </Content>
     <Content Include="..\Libs\I18N.dll">
       <Link>Libraries\Mono\I18N.dll</Link>
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
@@ -91,6 +82,9 @@
     </Content>
   </ItemGroup>
   <ItemGroup>
+    <PackageReference Include="Lib.Harmony">
+      <Version>1.2.0.1</Version>
+    </PackageReference>
     <PackageReference Include="Mono.Cecil">
       <Version>0.10.4</Version>
     </PackageReference>
diff --git a/IPA.Loader/IPA.Loader.Net3.csproj b/IPA.Loader/IPA.Loader.Net3.csproj
new file mode 100644
index 00000000..d9f59903
--- /dev/null
+++ b/IPA.Loader/IPA.Loader.Net3.csproj
@@ -0,0 +1,86 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{5AD344F0-01A0-4CA8-92E5-9D095737744D}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>IPA</RootNamespace>
+    <AssemblyName>IPA.Loader</AssemblyName>
+    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <Deterministic>true</Deterministic>
+    <PathMap>$(SolutionDir)=C:\</PathMap>
+    <DebugType>portable</DebugType>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <Optimize>false</Optimize>
+    <OutputPath>bin3\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <DocumentationFile>bin3\Debug\IPA.Loader.xml</DocumentationFile>
+    <RegisterForComInterop>false</RegisterForComInterop>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <Optimize>true</Optimize>
+    <OutputPath>bin3\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <RegisterForComInterop>false</RegisterForComInterop>
+    <DocumentationFile>bin3\Release\IPA.Loader.xml</DocumentationFile>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+    <Reference Include="UnityEngine.CoreModule">
+      <HintPath>..\Refs\UnityEngine.CoreModule.net3.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
+    <Reference Include="UnityEngine.UnityWebRequestModule">
+      <HintPath>..\Refs\UnityEngine.UnityWebRequestModule.net3.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="**\*.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="Ionic.Zip">
+      <Version>1.9.1.8</Version>
+    </PackageReference>
+    <PackageReference Include="Lib.Harmony">
+      <Version>1.2.0.1</Version>
+    </PackageReference>
+    <PackageReference Include="Mono.Cecil">
+      <Version>0.10.4</Version>
+    </PackageReference>
+    <PackageReference Include="Newtonsoft.Json">
+      <Version>12.0.2</Version>
+    </PackageReference>
+    <PackageReference Include="SemanticVersioning">
+      <Version>1.2.0</Version>
+    </PackageReference>
+  </ItemGroup>
+  <ItemGroup>
+    <EmbeddedResource Include="Loader\manifest.json" />
+  </ItemGroup>
+  <ItemGroup>
+    <EmbeddedResource Include="icon.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <EmbeddedResource Include="Loader\description.md" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>
\ No newline at end of file
diff --git a/IPA.Loader/IPA.Loader.csproj b/IPA.Loader/IPA.Loader.csproj
index 5f68c8f7..fcab765c 100644
--- a/IPA.Loader/IPA.Loader.csproj
+++ b/IPA.Loader/IPA.Loader.csproj
@@ -37,9 +37,6 @@
     <DocumentationFile>bin\Release\IPA.Loader.xml</DocumentationFile>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="0Harmony">
-      <HintPath>..\Libs\0Harmony.dll</HintPath>
-    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />
@@ -117,6 +114,9 @@
     <PackageReference Include="Ionic.Zip">
       <Version>1.9.1.8</Version>
     </PackageReference>
+    <PackageReference Include="Lib.Harmony">
+      <Version>1.2.0.1</Version>
+    </PackageReference>
     <PackageReference Include="Mono.Cecil">
       <Version>0.10.4</Version>
     </PackageReference>
diff --git a/Libs/0Harmony.dll b/Libs/0Harmony.dll
deleted file mode 100644
index 1e7a4d45..00000000
Binary files a/Libs/0Harmony.dll and /dev/null differ
diff --git a/Libs/I18N.West.net3.dll b/Libs/I18N.West.net3.dll
new file mode 100644
index 00000000..e83f0bde
Binary files /dev/null and b/Libs/I18N.West.net3.dll differ
diff --git a/Libs/I18N.net3.dll b/Libs/I18N.net3.dll
new file mode 100644
index 00000000..16ccf85f
Binary files /dev/null and b/Libs/I18N.net3.dll differ
diff --git a/Libs/Mono.Debugger.Soft.dll b/Libs/Mono.Debugger.Soft.dll
deleted file mode 100644
index 0467709c..00000000
Binary files a/Libs/Mono.Debugger.Soft.dll and /dev/null differ
diff --git a/Libs/System.Runtime.Serialization.net3.dll b/Libs/System.Runtime.Serialization.net3.dll
new file mode 100644
index 00000000..261fda14
Binary files /dev/null and b/Libs/System.Runtime.Serialization.net3.dll differ
diff --git a/Refs/UnityEngine.CoreModule.net3.dll b/Refs/UnityEngine.CoreModule.net3.dll
new file mode 100644
index 00000000..477584ab
Binary files /dev/null and b/Refs/UnityEngine.CoreModule.net3.dll differ
diff --git a/Refs/UnityEngine.UnityWebRequestModule.net3.dll b/Refs/UnityEngine.UnityWebRequestModule.net3.dll
new file mode 100644
index 00000000..bcf496ea
Binary files /dev/null and b/Refs/UnityEngine.UnityWebRequestModule.net3.dll differ
diff --git a/Refs/UnityEngine.net3.dll b/Refs/UnityEngine.net3.dll
new file mode 100644
index 00000000..bec8c389
Binary files /dev/null and b/Refs/UnityEngine.net3.dll differ
diff --git a/Refs/refs.txt b/Refs/refs.txt
index 32320c83..e17926c9 100644
--- a/Refs/refs.txt
+++ b/Refs/refs.txt
@@ -25,4 +25,16 @@
 """"""xml
 "Plugins/
 ""BeatSaberCustomUI.
-"""dll
\ No newline at end of file
+"""dll
+
+::startopt
+::from ./mdinstalldir.txt
+"MuseDash_Data/
+""Managed/
+"""UnityEngine.
+""""dll?alias=UnityEngine.net3.dll
+""""UnityWebRequestModule.
+"""""dll?alias=UnityEngine.UnityWebRequestModule.net3.dll
+""""CoreModule.
+"""""dll?alias=UnityEngine.CoreModule.net3.dll
+::endopt
\ No newline at end of file