diff --git a/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__catch_.xml b/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__catch_.xml
index be69e92748..1c988fe6fd 100644
--- a/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__catch_.xml
+++ b/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__catch_.xml
@@ -1,21 +1,17 @@
 <component name="ProjectRunConfigurationManager">
   <configuration default="false" name="RulesetTests (catch)" type="DotNetProject" factoryName=".NET Project">
-    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Catch.Tests/bin/Debug/net471/osu.Game.Rulesets.Catch.Tests.exe" />
+    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Catch.Tests/bin/Debug/netcoreapp2.1/osu.Game.Rulesets.Catch.Tests.dll" />
     <option name="PROGRAM_PARAMETERS" value="" />
     <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/osu.Game.Rulesets.Catch.Tests" />
     <option name="PASS_PARENT_ENVS" value="1" />
-    <envs>
-      <env name="ASPNETCORE_ENVIRONMENT" value="Development" />
-      <env name="ASPNETCORE_URLS" value="http://localhost:5000" />
-    </envs>
-    <option name="USE_MONO" value="0" />
     <option name="USE_EXTERNAL_CONSOLE" value="0" />
+    <option name="USE_MONO" value="0" />
     <option name="PROJECT_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Catch.Tests/osu.Game.Rulesets.Catch.Tests.csproj" />
     <option name="PROJECT_EXE_PATH_TRACKING" value="1" />
     <option name="PROJECT_ARGUMENTS_TRACKING" value="1" />
     <option name="PROJECT_WORKING_DIRECTORY_TRACKING" value="1" />
     <option name="PROJECT_KIND" value="DotNetCore" />
-    <option name="PROJECT_TFM" value=".NETFramework,Version=v4.7.1" />
+    <option name="PROJECT_TFM" value=".NETCoreApp,Version=v2.1" />
     <browser url="http://localhost:5000" />
     <method />
   </configuration>
diff --git a/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__mania_.xml b/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__mania_.xml
index da968b54b7..d7bb0f90f1 100644
--- a/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__mania_.xml
+++ b/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__mania_.xml
@@ -1,21 +1,17 @@
 <component name="ProjectRunConfigurationManager">
   <configuration default="false" name="RulesetTests (mania)" type="DotNetProject" factoryName=".NET Project">
-    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Mania.Tests/bin/Debug/net471/osu.Game.Rulesets.Mania.Tests.exe" />
+    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Mania.Tests/bin/Debug/netcoreapp2.1/osu.Game.Rulesets.Mania.Tests.dll" />
     <option name="PROGRAM_PARAMETERS" value="" />
     <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/osu.Game.Rulesets.Mania.Tests" />
     <option name="PASS_PARENT_ENVS" value="1" />
-    <envs>
-      <env name="ASPNETCORE_ENVIRONMENT" value="Development" />
-      <env name="ASPNETCORE_URLS" value="http://localhost:5000" />
-    </envs>
-    <option name="USE_MONO" value="0" />
     <option name="USE_EXTERNAL_CONSOLE" value="0" />
+    <option name="USE_MONO" value="0" />
     <option name="PROJECT_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Mania.Tests/osu.Game.Rulesets.Mania.Tests.csproj" />
     <option name="PROJECT_EXE_PATH_TRACKING" value="1" />
     <option name="PROJECT_ARGUMENTS_TRACKING" value="1" />
     <option name="PROJECT_WORKING_DIRECTORY_TRACKING" value="1" />
     <option name="PROJECT_KIND" value="DotNetCore" />
-    <option name="PROJECT_TFM" value=".NETFramework,Version=v4.7.1" />
+    <option name="PROJECT_TFM" value=".NETCoreApp,Version=v2.1" />
     <browser url="http://localhost:5000" />
     <method />
   </configuration>
diff --git a/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__osu__.xml b/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__osu__.xml
index f2b8155e37..997ac6b078 100644
--- a/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__osu__.xml
+++ b/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__osu__.xml
@@ -1,21 +1,17 @@
 <component name="ProjectRunConfigurationManager">
   <configuration default="false" name="RulesetTests (osu!)" type="DotNetProject" factoryName=".NET Project">
-    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Osu.Tests/bin/Debug/net471/osu.Game.Rulesets.Osu.Tests.exe" />
+    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Osu.Tests/bin/Debug/netcoreapp2.1/osu.Game.Rulesets.Osu.Tests.dll" />
     <option name="PROGRAM_PARAMETERS" value="" />
     <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/osu.Game.Rulesets.Osu.Tests" />
     <option name="PASS_PARENT_ENVS" value="1" />
-    <envs>
-      <env name="ASPNETCORE_ENVIRONMENT" value="Development" />
-      <env name="ASPNETCORE_URLS" value="http://localhost:5000" />
-    </envs>
-    <option name="USE_MONO" value="0" />
     <option name="USE_EXTERNAL_CONSOLE" value="0" />
+    <option name="USE_MONO" value="0" />
     <option name="PROJECT_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Osu.Tests/osu.Game.Rulesets.Osu.Tests.csproj" />
     <option name="PROJECT_EXE_PATH_TRACKING" value="1" />
     <option name="PROJECT_ARGUMENTS_TRACKING" value="1" />
     <option name="PROJECT_WORKING_DIRECTORY_TRACKING" value="1" />
     <option name="PROJECT_KIND" value="DotNetCore" />
-    <option name="PROJECT_TFM" value=".NETFramework,Version=v4.7.1" />
+    <option name="PROJECT_TFM" value=".NETCoreApp,Version=v2.1" />
     <browser url="http://localhost:5000" />
     <method />
   </configuration>
diff --git a/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__taiko_.xml b/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__taiko_.xml
index 941455f8b4..b7a070174c 100644
--- a/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__taiko_.xml
+++ b/.idea/.idea.osu/.idea/runConfigurations/RulesetTests__taiko_.xml
@@ -1,21 +1,17 @@
 <component name="ProjectRunConfigurationManager">
   <configuration default="false" name="RulesetTests (taiko)" type="DotNetProject" factoryName=".NET Project">
-    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Taiko.Tests/bin/Debug/net471/osu.Game.Rulesets.Taiko.Tests.exe" />
+    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Taiko.Tests/bin/Debug/netcoreapp2.1/osu.Game.Rulesets.Taiko.Tests.dll" />
     <option name="PROGRAM_PARAMETERS" value="" />
     <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/osu.Game.Rulesets.Taiko.Tests" />
     <option name="PASS_PARENT_ENVS" value="1" />
-    <envs>
-      <env name="ASPNETCORE_ENVIRONMENT" value="Development" />
-      <env name="ASPNETCORE_URLS" value="http://localhost:5000" />
-    </envs>
-    <option name="USE_MONO" value="0" />
     <option name="USE_EXTERNAL_CONSOLE" value="0" />
+    <option name="USE_MONO" value="0" />
     <option name="PROJECT_PATH" value="$PROJECT_DIR$/osu.Game.Rulesets.Taiko.Tests/osu.Game.Rulesets.Taiko.Tests.csproj" />
     <option name="PROJECT_EXE_PATH_TRACKING" value="1" />
     <option name="PROJECT_ARGUMENTS_TRACKING" value="1" />
     <option name="PROJECT_WORKING_DIRECTORY_TRACKING" value="1" />
     <option name="PROJECT_KIND" value="DotNetCore" />
-    <option name="PROJECT_TFM" value=".NETFramework,Version=v4.7.1" />
+    <option name="PROJECT_TFM" value=".NETCoreApp,Version=v2.1" />
     <browser url="http://localhost:5000" />
     <method />
   </configuration>
diff --git a/.idea/.idea.osu/.idea/runConfigurations/VisualTests__net471_.xml b/.idea/.idea.osu/.idea/runConfigurations/VisualTests__net471_.xml
deleted file mode 100644
index 20a15f985f..0000000000
--- a/.idea/.idea.osu/.idea/runConfigurations/VisualTests__net471_.xml
+++ /dev/null
@@ -1,18 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="VisualTests (net471)" type="DotNetProject" factoryName=".NET Project" singleton="true">
-    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Game.Tests/bin/Debug/net471/osu.Game.Tests.exe" />
-    <option name="PROGRAM_PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/osu.Game.Tests" />
-    <option name="PASS_PARENT_ENVS" value="1" />
-    <envs />
-    <option name="USE_MONO" value="0" />
-    <option name="USE_EXTERNAL_CONSOLE" value="0" />
-    <option name="PROJECT_PATH" value="$PROJECT_DIR$/osu.Game.Tests/osu.Game.Tests.csproj" />
-    <option name="PROJECT_EXE_PATH_TRACKING" value="1" />
-    <option name="PROJECT_ARGUMENTS_TRACKING" value="1" />
-    <option name="PROJECT_WORKING_DIRECTORY_TRACKING" value="1" />
-    <option name="PROJECT_KIND" value="DotNetCore" />
-    <option name="PROJECT_TFM" value=".NETFramework,Version=v4.7.1" />
-    <method />
-  </configuration>
-</component>
\ No newline at end of file
diff --git a/.idea/.idea.osu/.idea/runConfigurations/osu___net471_.xml b/.idea/.idea.osu/.idea/runConfigurations/osu___net471_.xml
deleted file mode 100644
index 7196e486d2..0000000000
--- a/.idea/.idea.osu/.idea/runConfigurations/osu___net471_.xml
+++ /dev/null
@@ -1,18 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="osu! (net471)" type="DotNetProject" factoryName=".NET Project" singleton="true">
-    <option name="EXE_PATH" value="$PROJECT_DIR$/osu.Desktop/bin/Debug/net471/osu!.exe" />
-    <option name="PROGRAM_PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/osu.Desktop" />
-    <option name="PASS_PARENT_ENVS" value="1" />
-    <envs />
-    <option name="USE_MONO" value="0" />
-    <option name="USE_EXTERNAL_CONSOLE" value="0" />
-    <option name="PROJECT_PATH" value="$PROJECT_DIR$/osu.Desktop/osu.Desktop.csproj" />
-    <option name="PROJECT_EXE_PATH_TRACKING" value="1" />
-    <option name="PROJECT_ARGUMENTS_TRACKING" value="1" />
-    <option name="PROJECT_WORKING_DIRECTORY_TRACKING" value="1" />
-    <option name="PROJECT_KIND" value="DotNetCore" />
-    <option name="PROJECT_TFM" value=".NETFramework,Version=v4.7.1" />
-    <method />
-  </configuration>
-</component>
\ No newline at end of file
diff --git a/.vscode/launch.json b/.vscode/launch.json
index b9bb75d5bb..ed67fa92cc 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -2,63 +2,7 @@
     "version": "0.2.0",
     "configurations": [
         {
-            "name": "VisualTests (Debug, net471)",
-            "windows": {
-                "type": "clr"
-            },
-            "type": "mono",
-            "request": "launch",
-            "program": "${workspaceRoot}/osu.Game.Tests/bin/Debug/net471/osu.Game.Tests.exe",
-            "cwd": "${workspaceRoot}",
-            "preLaunchTask": "Build (Debug, msbuild)",
-            "runtimeExecutable": null,
-            "env": {},
-            "console": "internalConsole"
-        },
-        {
-            "name": "VisualTests (Release, net471)",
-            "windows": {
-                "type": "clr"
-            },
-            "type": "mono",
-            "request": "launch",
-            "program": "${workspaceRoot}/osu.Game.Tests/bin/Release/net471/osu.Game.Tests.exe",
-            "cwd": "${workspaceRoot}",
-            "preLaunchTask": "Build (Release, msbuild)",
-            "runtimeExecutable": null,
-            "env": {},
-            "console": "internalConsole"
-        },
-        {
-            "name": "osu! (Debug, net471)",
-            "windows": {
-                "type": "clr"
-            },
-            "type": "mono",
-            "request": "launch",
-            "program": "${workspaceRoot}/osu.Desktop/bin/Debug/net471/osu!.exe",
-            "cwd": "${workspaceRoot}",
-            "preLaunchTask": "Build (Debug, msbuild)",
-            "runtimeExecutable": null,
-            "env": {},
-            "console": "internalConsole"
-        },
-        {
-            "name": "osu! (Release, net471)",
-            "windows": {
-                "type": "clr"
-            },
-            "type": "mono",
-            "request": "launch",
-            "program": "${workspaceRoot}/osu.Desktop/bin/Release/net471/osu!.exe",
-            "cwd": "${workspaceRoot}",
-            "preLaunchTask": "Build (Release, msbuild)",
-            "runtimeExecutable": null,
-            "env": {},
-            "console": "internalConsole"
-        },
-        {
-            "name": "VisualTests (Debug, netcoreapp2.1)",
+            "name": "VisualTests (Debug)",
             "type": "coreclr",
             "request": "launch",
             "program": "dotnet",
@@ -66,12 +10,12 @@
                 "${workspaceRoot}/osu.Game.Tests/bin/Debug/netcoreapp2.1/osu.Game.Tests.dll"
             ],
             "cwd": "${workspaceRoot}",
-            "preLaunchTask": "Build tests (Debug, dotnet)",
+            "preLaunchTask": "Build tests (Debug)",
             "env": {},
             "console": "internalConsole"
         },
         {
-            "name": "VisualTests (Release, netcoreapp2.1)",
+            "name": "VisualTests (Release)",
             "type": "coreclr",
             "request": "launch",
             "program": "dotnet",
@@ -79,12 +23,12 @@
                 "${workspaceRoot}/osu.Game.Tests/bin/Release/netcoreapp2.1/osu.Game.Tests.dll"
             ],
             "cwd": "${workspaceRoot}",
-            "preLaunchTask": "Build tests (Release, dotnet)",
+            "preLaunchTask": "Build tests (Release)",
             "env": {},
             "console": "internalConsole"
         },
         {
-            "name": "osu! (Debug, netcoreapp2.1)",
+            "name": "osu! (Debug)",
             "type": "coreclr",
             "request": "launch",
             "program": "dotnet",
@@ -92,12 +36,12 @@
                 "${workspaceRoot}/osu.Desktop/bin/Debug/netcoreapp2.1/osu!.dll",
             ],
             "cwd": "${workspaceRoot}",
-            "preLaunchTask": "Build osu! (Debug, dotnet)",
+            "preLaunchTask": "Build osu! (Debug)",
             "env": {},
             "console": "internalConsole"
         },
         {
-            "name": "osu! (Release, netcoreapp2.1)",
+            "name": "osu! (Release)",
             "type": "coreclr",
             "request": "launch",
             "program": "dotnet",
@@ -105,7 +49,7 @@
                 "${workspaceRoot}/osu.Desktop/bin/Release/netcoreapp2.1/osu!.dll",
             ],
             "cwd": "${workspaceRoot}",
-            "preLaunchTask": "Build osu! (Release, dotnet)",
+            "preLaunchTask": "Build osu! (Release)",
             "env": {},
             "console": "internalConsole"
         }
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index bebad750ca..188f20b69f 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -4,34 +4,7 @@
     "version": "2.0.0",
     "tasks": [
         {
-            "label": "Build (Debug, msbuild)",
-            "type": "shell",
-            "command": "msbuild",
-            "args": [
-                "/p:TargetFramework=net471",
-                "/p:GenerateFullPaths=true",
-                "/m",
-                "/verbosity:m"
-            ],
-            "group": "build",
-            "problemMatcher": "$msCompile"
-        },
-        {
-            "label": "Build (Release, msbuild)",
-            "type": "shell",
-            "command": "msbuild",
-            "args": [
-                "/p:Configuration=Release",
-                "/p:TargetFramework=net471",
-                "/p:GenerateFullPaths=true",
-                "/m",
-                "/verbosity:m"
-            ],
-            "group": "build",
-            "problemMatcher": "$msCompile"
-        },
-        {
-            "label": "Build osu! (Debug, dotnet)",
+            "label": "Build osu! (Debug)",
             "type": "shell",
             "command": "dotnet",
             "args": [
@@ -47,7 +20,7 @@
             "problemMatcher": "$msCompile"
         },
         {
-            "label": "Build osu! (Release, dotnet)",
+            "label": "Build osu! (Release)",
             "type": "shell",
             "command": "dotnet",
             "args": [
@@ -64,7 +37,7 @@
             "problemMatcher": "$msCompile"
         },
         {
-            "label": "Build tests (Debug, dotnet)",
+            "label": "Build tests (Debug)",
             "type": "shell",
             "command": "dotnet",
             "args": [
@@ -80,7 +53,7 @@
             "problemMatcher": "$msCompile"
         },
         {
-            "label": "Build tests (Release, dotnet)",
+            "label": "Build tests (Release)",
             "type": "shell",
             "command": "dotnet",
             "args": [
@@ -96,15 +69,6 @@
             "group": "build",
             "problemMatcher": "$msCompile"
         },
-        {
-            "label": "Restore (net471)",
-            "type": "shell",
-            "command": "nuget",
-            "args": [
-                "restore"
-            ],
-            "problemMatcher": []
-        },
         {
             "label": "Restore (netcoreapp2.1)",
             "type": "shell",