diff --git a/CMakeLists.txt b/CMakeLists.txt
index 08c240989..b22f65503 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -120,8 +120,8 @@ if(MSVC)
     # Set warning level 3 instead of 4.
     string(REPLACE "/W3" "/W4" ${config} "${${config}}")
 
-    # Enable intrinsic functions, disable minimal rebuild.
-    set(${config} "${${config}} /Oi /Gm-")
+    # Enable intrinsic functions, disable minimal rebuild, UTF-8 source.
+    set(${config} "${${config}} /Oi /Gm- /utf-8")
   endforeach()
 
   # RelWithDebInfo is set to Ob1 instead of Ob2.   
diff --git a/dep/cubeb/cubeb.vcxproj b/dep/cubeb/cubeb.vcxproj
index 6d1f9f55f..7c886a4c5 100644
--- a/dep/cubeb/cubeb.vcxproj
+++ b/dep/cubeb/cubeb.vcxproj
@@ -222,6 +222,7 @@
       <LanguageStandard>stdcpp14</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -245,6 +246,7 @@
       <LanguageStandard>stdcpp14</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -271,6 +273,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -297,6 +300,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -319,6 +323,7 @@
       <LanguageStandard>stdcpp14</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -344,6 +349,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -368,6 +374,7 @@
       <LanguageStandard>stdcpp14</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -393,6 +400,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
diff --git a/dep/discord-rpc/discord-rpc.vcxproj b/dep/discord-rpc/discord-rpc.vcxproj
index 7f24057e9..7efb1484e 100644
--- a/dep/discord-rpc/discord-rpc.vcxproj
+++ b/dep/discord-rpc/discord-rpc.vcxproj
@@ -203,6 +203,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -223,6 +224,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -246,6 +248,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -269,6 +272,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -288,6 +292,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -310,6 +315,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -331,6 +337,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -353,6 +360,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
diff --git a/dep/glad/glad.vcxproj b/dep/glad/glad.vcxproj
index 6b624c899..d6851f3e2 100644
--- a/dep/glad/glad.vcxproj
+++ b/dep/glad/glad.vcxproj
@@ -196,6 +196,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -218,6 +219,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -243,6 +245,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -268,6 +271,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -289,6 +293,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -313,6 +318,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -336,6 +342,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -360,6 +367,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
diff --git a/dep/glslang/glslang.vcxproj b/dep/glslang/glslang.vcxproj
index 2d7ca8447..26f872553 100644
--- a/dep/glslang/glslang.vcxproj
+++ b/dep/glslang/glslang.vcxproj
@@ -289,6 +289,7 @@
       <MinimalRebuild>false</MinimalRebuild>
       <LanguageStandard>stdcpp14</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -311,6 +312,7 @@
       <MinimalRebuild>false</MinimalRebuild>
       <LanguageStandard>stdcpp14</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -336,6 +338,7 @@
       <SupportJustMyCode>false</SupportJustMyCode>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -361,6 +364,7 @@
       <SupportJustMyCode>false</SupportJustMyCode>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -382,6 +386,7 @@
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <LanguageStandard>stdcpp14</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -406,6 +411,7 @@
       <LanguageStandard>stdcpp14</LanguageStandard>
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -429,6 +435,7 @@
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <LanguageStandard>stdcpp14</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -453,6 +460,7 @@
       <LanguageStandard>stdcpp14</LanguageStandard>
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
diff --git a/dep/googletest/googletest.vcxproj b/dep/googletest/googletest.vcxproj
index c435d18db..523c24f2d 100644
--- a/dep/googletest/googletest.vcxproj
+++ b/dep/googletest/googletest.vcxproj
@@ -211,6 +211,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -231,6 +232,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -254,6 +256,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -277,6 +280,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -296,6 +300,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -318,6 +323,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -339,6 +345,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -361,6 +368,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
diff --git a/dep/imgui/imgui.vcxproj b/dep/imgui/imgui.vcxproj
index 3996cab87..245fbbb3d 100644
--- a/dep/imgui/imgui.vcxproj
+++ b/dep/imgui/imgui.vcxproj
@@ -215,6 +215,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -234,6 +235,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -255,6 +257,7 @@
       <SupportJustMyCode>false</SupportJustMyCode>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -276,6 +279,7 @@
       <SupportJustMyCode>false</SupportJustMyCode>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -293,7 +297,7 @@
       <PreprocessorDefinitions>imgui_STATIC;WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>$(SolutionDir)dep\glad\include;$(SolutionDir)dep\vulkan-loader\include;$(ProjectDir)include;$(ProjectDir)src;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
-      <AdditionalOptions>/Zo %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
@@ -316,7 +320,7 @@
       <PreprocessorDefinitions>imgui_STATIC;WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>$(SolutionDir)dep\glad\include;$(SolutionDir)dep\vulkan-loader\include;$(ProjectDir)include;$(ProjectDir)src;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
-      <AdditionalOptions>/Zo %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
       <WholeProgramOptimization>true</WholeProgramOptimization>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <OmitFramePointers>true</OmitFramePointers>
@@ -340,7 +344,7 @@
       <PreprocessorDefinitions>imgui_STATIC;WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>$(SolutionDir)dep\glad\include;$(SolutionDir)dep\vulkan-loader\include;$(ProjectDir)include;$(ProjectDir)src;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
-      <AdditionalOptions>/Zo %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
@@ -363,7 +367,7 @@
       <PreprocessorDefinitions>imgui_STATIC;WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>$(SolutionDir)dep\glad\include;$(SolutionDir)dep\vulkan-loader\include;$(ProjectDir)include;$(ProjectDir)src;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
-      <AdditionalOptions>/Zo %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
       <WholeProgramOptimization>true</WholeProgramOptimization>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <OmitFramePointers>true</OmitFramePointers>
diff --git a/dep/libFLAC/libFLAC.vcxproj b/dep/libFLAC/libFLAC.vcxproj
index 91eaa01d6..c7d064038 100644
--- a/dep/libFLAC/libFLAC.vcxproj
+++ b/dep/libFLAC/libFLAC.vcxproj
@@ -210,6 +210,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -230,6 +231,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -253,6 +255,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -276,6 +279,7 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -295,6 +299,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -317,6 +322,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -338,6 +344,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -360,6 +367,7 @@
       <OmitFramePointers>true</OmitFramePointers>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
diff --git a/dep/libchdr/libchdr.vcxproj b/dep/libchdr/libchdr.vcxproj
index b332eb3c4..728b4697b 100644
--- a/dep/libchdr/libchdr.vcxproj
+++ b/dep/libchdr/libchdr.vcxproj
@@ -216,6 +216,7 @@
       <MinimalRebuild>false</MinimalRebuild>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -235,6 +236,7 @@
       <MinimalRebuild>false</MinimalRebuild>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -257,6 +259,7 @@
       <SupportJustMyCode>false</SupportJustMyCode>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -279,6 +282,7 @@
       <SupportJustMyCode>false</SupportJustMyCode>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -297,6 +301,7 @@
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -318,6 +323,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <OmitFramePointers>true</OmitFramePointers>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -338,6 +344,7 @@
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -359,6 +366,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <OmitFramePointers>true</OmitFramePointers>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
diff --git a/dep/libcue/libcue.vcxproj b/dep/libcue/libcue.vcxproj
index a9cb999a2..5431c01e7 100644
--- a/dep/libcue/libcue.vcxproj
+++ b/dep/libcue/libcue.vcxproj
@@ -207,6 +207,7 @@
       <MinimalRebuild>false</MinimalRebuild>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
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--- a/dep/lzma/lzma.vcxproj
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diff --git a/dep/nativefiledialog/nativefiledialog.vcxproj b/dep/nativefiledialog/nativefiledialog.vcxproj
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--- a/dep/nativefiledialog/nativefiledialog.vcxproj
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@@ -347,6 +353,7 @@
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diff --git a/dep/simpleini/simpleini.vcxproj b/dep/simpleini/simpleini.vcxproj
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--- a/dep/simpleini/simpleini.vcxproj
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diff --git a/dep/stb/stb.vcxproj b/dep/stb/stb.vcxproj
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diff --git a/dep/tinyxml2/tinyxml2.vcxproj b/dep/tinyxml2/tinyxml2.vcxproj
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diff --git a/dep/zlib/zlib.vcxproj b/dep/zlib/zlib.vcxproj
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--- a/dep/zlib/zlib.vcxproj
+++ b/dep/zlib/zlib.vcxproj
@@ -217,6 +217,7 @@
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       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
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@@ -237,6 +238,7 @@
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       <MultiProcessorCompilation>true</MultiProcessorCompilation>
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@@ -302,6 +306,7 @@
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       <ConformanceMode>true</ConformanceMode>
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+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
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@@ -345,6 +351,7 @@
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       <MultiProcessorCompilation>true</MultiProcessorCompilation>
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@@ -367,6 +374,7 @@
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       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <ConformanceMode>true</ConformanceMode>
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diff --git a/src/common-tests/common-tests.vcxproj b/src/common-tests/common-tests.vcxproj
index a55c1536f..70edd01b8 100644
--- a/src/common-tests/common-tests.vcxproj
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       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
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@@ -221,6 +222,7 @@
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@@ -245,6 +247,7 @@
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       <LanguageStandard>stdcpp17</LanguageStandard>
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@@ -313,6 +318,7 @@
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@@ -336,6 +342,7 @@
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       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
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@@ -360,6 +367,7 @@
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       <OmitFramePointers>true</OmitFramePointers>
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diff --git a/src/common/common.vcxproj b/src/common/common.vcxproj
index f2d965eb1..2d14bb975 100644
--- a/src/common/common.vcxproj
+++ b/src/common/common.vcxproj
@@ -312,6 +312,7 @@
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       <ConformanceMode>true</ConformanceMode>
       <ObjectFileName>$(IntDir)/%(RelativeDir)/</ObjectFileName>
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       <ConformanceMode>true</ConformanceMode>
       <ObjectFileName>$(IntDir)/%(RelativeDir)/</ObjectFileName>
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       <ObjectFileName>$(IntDir)/%(RelativeDir)/</ObjectFileName>
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       <ObjectFileName>$(IntDir)/%(RelativeDir)/</ObjectFileName>
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       <ObjectFileName>$(IntDir)/%(RelativeDir)/</ObjectFileName>
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diff --git a/src/core/core.vcxproj b/src/core/core.vcxproj
index c475a1e5d..07b9b2198 100644
--- a/src/core/core.vcxproj
+++ b/src/core/core.vcxproj
@@ -304,6 +304,7 @@
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       <ConformanceMode>true</ConformanceMode>
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@@ -329,6 +330,7 @@
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       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
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@@ -357,6 +359,7 @@
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@@ -385,6 +388,7 @@
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+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
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@@ -409,6 +413,7 @@
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       <LanguageStandard>stdcpp17</LanguageStandard>
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@@ -436,6 +441,7 @@
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       <OmitFramePointers>true</OmitFramePointers>
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@@ -462,6 +468,7 @@
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@@ -489,6 +496,7 @@
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       <OmitFramePointers>true</OmitFramePointers>
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+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
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       <SubSystem>Windows</SubSystem>
diff --git a/src/duckstation-libretro/duckstation-libretro.vcxproj b/src/duckstation-libretro/duckstation-libretro.vcxproj
index 77eb4b95e..a9322bee3 100644
--- a/src/duckstation-libretro/duckstation-libretro.vcxproj
+++ b/src/duckstation-libretro/duckstation-libretro.vcxproj
@@ -221,6 +221,7 @@
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       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
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@@ -242,6 +243,7 @@
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       <LanguageStandard>stdcpp17</LanguageStandard>
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+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
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@@ -266,6 +268,7 @@
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+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
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@@ -290,6 +293,7 @@
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@@ -310,6 +314,7 @@
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@@ -334,6 +339,7 @@
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@@ -357,6 +363,7 @@
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@@ -381,6 +388,7 @@
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diff --git a/src/duckstation-qt/duckstation-qt.vcxproj b/src/duckstation-qt/duckstation-qt.vcxproj
index 13df310ed..e4f1f8593 100644
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@@ -381,6 +382,7 @@
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@@ -404,6 +406,7 @@
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@@ -427,6 +430,7 @@
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@@ -494,6 +500,7 @@
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diff --git a/src/duckstation-sdl/duckstation-sdl.vcxproj b/src/duckstation-sdl/duckstation-sdl.vcxproj
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@@ -251,6 +252,7 @@
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diff --git a/src/frontend-common/frontend-common.vcxproj b/src/frontend-common/frontend-common.vcxproj
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diff --git a/src/scmversion/scmversion.vcxproj b/src/scmversion/scmversion.vcxproj
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     <Link>
       <SubSystem>Console</SubSystem>
@@ -444,6 +450,7 @@
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <ConformanceMode>true</ConformanceMode>
       <ObjectFileName>$(IntDir)/%(RelativeDir)/</ObjectFileName>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -484,6 +491,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
       <ObjectFileName>$(IntDir)/%(RelativeDir)/</ObjectFileName>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
diff --git a/src/updater/updater.vcxproj b/src/updater/updater.vcxproj
index 84850c71c..2ff858d94 100644
--- a/src/updater/updater.vcxproj
+++ b/src/updater/updater.vcxproj
@@ -206,6 +206,7 @@
       <MinimalRebuild>false</MinimalRebuild>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -227,6 +228,7 @@
       <MinimalRebuild>false</MinimalRebuild>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -251,6 +253,7 @@
       <SupportJustMyCode>false</SupportJustMyCode>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -275,6 +278,7 @@
       <SupportJustMyCode>false</SupportJustMyCode>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -295,6 +299,7 @@
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -319,6 +324,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <OmitFramePointers>true</OmitFramePointers>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -342,6 +348,7 @@
       <WholeProgramOptimization>false</WholeProgramOptimization>
       <LanguageStandard>stdcpp17</LanguageStandard>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -366,6 +373,7 @@
       <LanguageStandard>stdcpp17</LanguageStandard>
       <OmitFramePointers>true</OmitFramePointers>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalOptions>/Zo /utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>