Initial support for compose multiplatform

Signed-off-by: Aayush Gupta <aayushgupta219@gmail.com>

.gitignore

@@ -1,7 +1,8 @@
 .gradle/
 local.properties
 .DS_Store
-build/
+**/build/
+!src/**/build/
 captures/
 .idea/
 *.iml
@@ -19,3 +20,15 @@ app/release/
 bin/
 .vscode/
 *.code-workspace
+
+# xcode files
+xcuserdata
+.externalNativeBuild
+.cxx
+node_modules/
+*.xcodeproj/*
+!*.xcodeproj/project.pbxproj
+!*.xcodeproj/xcshareddata/
+!*.xcodeproj/project.xcworkspace/
+!*.xcworkspace/contents.xcworkspacedata
+**/xcshareddata/WorkspaceSettings.xcsettings

build.gradle.kts

@@ -12,9 +12,15 @@ buildscript {
 
 plugins {
     alias(libs.plugins.android.application) apply false
+    alias(libs.plugins.android.library) apply false
     alias(libs.plugins.android.legacy.kapt) apply false
     alias(libs.plugins.google.ksp) apply false
+    alias(libs.plugins.jetbrains.kotlin.compose) apply false
+    alias(libs.plugins.jetbrains.kotlin.jvm) apply false
+    alias(libs.plugins.jetbrains.kotlin.multiplatform) apply false
+    alias(libs.plugins.jetbrains.compose.multiplatform) apply false
     alias(libs.plugins.jetbrains.kotlin.parcelize) apply false
     alias(libs.plugins.jetbrains.kotlinx.serialization) apply false
     alias(libs.plugins.sonarqube) apply false
+    alias(libs.plugins.koin) apply false
 }

desktopApp/build.gradle.kts

@@ -0,0 +1,32 @@
+/*
+ * SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+import org.jetbrains.compose.desktop.application.dsl.TargetFormat
+
+plugins {
+    alias(libs.plugins.jetbrains.kotlin.jvm)
+    alias(libs.plugins.jetbrains.kotlin.compose)
+    alias(libs.plugins.jetbrains.compose.multiplatform)
+}
+
+dependencies {
+    implementation(projects.shared)
+
+    implementation(compose.desktop.currentOs)
+    implementation(libs.jetbrains.coroutines.swing)
+    implementation(libs.jetbrains.compose.preview)
+}
+
+compose.desktop {
+    application {
+        mainClass = "net.newpipe.app.MainKt"
+
+        nativeDistributions {
+            targetFormats(TargetFormat.Dmg, TargetFormat.Msi, TargetFormat.Deb)
+            packageName = "net.newpipe.app"
+            packageVersion = "1.0.0"
+        }
+    }
+}

desktopApp/src/main/kotlin/net/newpipe/app/Main.kt

@@ -0,0 +1,18 @@
+/*
+ * SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package net.newpipe.app
+
+import androidx.compose.ui.window.Window
+import androidx.compose.ui.window.application
+
+/**
+ * Entry point for compose-related UI components on Desktop
+ */
+fun main() = application {
+    Window(onCloseRequest = ::exitApplication, title = "NewPipe") {
+        App()
+    }
+}

gradle/libs.versions.toml

@@ -5,6 +5,7 @@
 
 [versions]
 acra = "5.13.1"
+activity = "1.13.0"
 agp = "9.2.1"
 appcompat = "1.7.1"
 assertj = "3.27.7"
@@ -14,16 +15,21 @@ bridge = "v2.0.2"
 cardview = "1.0.0"
 checkstyle = "13.4.2"
 coil = "3.4.0"
+compose = "1.11.1"
 constraintlayout = "2.2.1"
 core = "1.18.0"
+coroutines = "1.11.0"
 desugar = "2.1.5"
 documentfile = "1.1.0"
+espresso = "3.7.0"
 exoplayer = "2.19.1"
 fragment = "1.8.9"
 groupie = "2.10.1"
 jsoup = "1.22.2"
 junit = "4.13.2"
 junit-ext = "1.3.0"
+koin = "4.2.1"
+koin-plugin = "1.0.0-RC2"
 kotlin = "2.3.21"
 kotlinx-coroutines-rx3 = "1.11.0"
 kotlinx-serialization-json = "1.11.0"
@@ -34,8 +40,11 @@ lifecycle = "2.10.0"
 localbroadcastmanager = "1.1.0"
 markwon = "4.6.2"
 material = "1.11.0" # TODO: update to newer version after bug is fixed. See https://github.com/TeamNewPipe/NewPipe/pull/13018
+material3 = "1.11.0-alpha07"
 media = "1.7.1"
 mockitoCore = "5.23.0"
+multiplatform = "1.11.0"
+navigation3 = "1.1.1"
 okhttp = "5.3.2"
 phoenix = "3.0.0"
 preference = "1.2.1"
@@ -68,8 +77,11 @@ work = "2.11.2"
 [libraries]
 acra-core = { module = "ch.acra:acra-core", version.ref = "acra" }
 android-desugar = { module = "com.android.tools:desugar_jdk_libs_nio", version.ref = "desugar" }
+androidx-activity = { module = "androidx.activity:activity-compose", version.ref = "activity" }
 androidx-appcompat = { module = "androidx.appcompat:appcompat", version.ref = "appcompat" }
 androidx-cardview = { module = "androidx.cardview:cardview", version.ref = "cardview" }
+androidx-compose-test-ui-junit = { module = "androidx.compose.ui:ui-test-junit4-android", version.ref = "compose" }
+androidx-compose-test-ui-manifest = { module = "androidx.compose.ui:ui-test-manifest", version.ref = "compose" }
 androidx-constraintlayout = { module = "androidx.constraintlayout:constraintlayout", version.ref = "constraintlayout" }
 androidx-core = { module = "androidx.core:core-ktx", version.ref = "core" }
 androidx-documentfile = { module = "androidx.documentfile:documentfile", version.ref = "documentfile" }
@@ -87,6 +99,7 @@ androidx-room-rxjava3 = { module = "androidx.room:room-rxjava3", version.ref = "
 androidx-room-testing = { module = "androidx.room:room-testing", version.ref = "room" }
 androidx-runner = { module = "androidx.test:runner", version.ref = "runner" }
 androidx-swiperefreshlayout = { module = "androidx.swiperefreshlayout:swiperefreshlayout", version.ref = "swiperefreshlayout" }
+androidx-test-espresso-core = { module = "androidx.test.espresso:espresso-core", version.ref = "espresso" }
 androidx-viewpager2 = { module = "androidx.viewpager2:viewpager2", version.ref = "viewpager2" }
 androidx-webkit = { module = "androidx.webkit:webkit", version.ref = "webkit" }
 androidx-work-runtime = { module = "androidx.work:work-runtime", version.ref = "work" }
@@ -110,8 +123,23 @@ google-exoplayer-smoothstreaming = { module = "com.google.android.exoplayer:exop
 google-exoplayer-ui = { module = "com.google.android.exoplayer:exoplayer-ui", version.ref = "exoplayer" }
 jakewharton-phoenix = { module = "com.jakewharton:process-phoenix", version.ref = "phoenix" }
 jakewharton-rxbinding = { module = "com.jakewharton.rxbinding4:rxbinding", version.ref = "rxbinding" }
+jetbrains-compose-foundation = { module = "org.jetbrains.compose.foundation:foundation", version.ref = "multiplatform" }
+jetbrains-compose-material3 = { module = "org.jetbrains.compose.material3:material3", version.ref = "material3" }
+jetbrains-compose-preview = { module = "org.jetbrains.compose.ui:ui-tooling-preview", version.ref = "multiplatform" }
+jetbrains-compose-resources = { module = "org.jetbrains.compose.components:components-resources", version.ref = "multiplatform" }
+jetbrains-compose-runtime = { module = "org.jetbrains.compose.runtime:runtime", version.ref = "multiplatform" }
+jetbrains-compose-test-ui = { module = "org.jetbrains.compose.ui:ui-test", version.ref = "multiplatform" }
+jetbrains-compose-tooling = { module = "org.jetbrains.compose.ui:ui-tooling", version.ref = "multiplatform" }
+jetbrains-compose-ui = { module = "org.jetbrains.compose.ui:ui", version.ref = "multiplatform" }
+jetbrains-coroutines-swing = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-swing", version.ref = "coroutines" }
+jetbrains-lifecycle-navigation3 = { module = "org.jetbrains.androidx.lifecycle:lifecycle-viewmodel-navigation3", version.ref = "lifecycle" }
+jetbrains-lifecycle-viewmodel = { module = "org.jetbrains.androidx.lifecycle:lifecycle-viewmodel-compose", version.ref = "lifecycle" }
+jetbrains-navigation3-ui = { module = "org.jetbrains.androidx.navigation3:navigation3-ui", version.ref = "navigation3" }
 jsoup = { module = "org.jsoup:jsoup", version.ref = "jsoup" }
 junit = { module = "junit:junit", version.ref = "junit" }
+koin-annotations = { module = "io.insert-koin:koin-annotations", version.ref = "koin" }
+koin-compose-viewmodel = { module = "io.insert-koin:koin-compose-viewmodel", version.ref = "koin" }
+kotlin-test-core = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotlin" }
 kotlinx-coroutines-rx3 = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-rx3", version.ref = "kotlinx-coroutines-rx3" }
 kotlinx-serialization-json = { module = "org.jetbrains.kotlinx:kotlinx-serialization-json", version.ref = "kotlinx-serialization-json" }
 lisawray-groupie-core = { module = "com.github.lisawray.groupie:groupie", version.ref = "groupie" }
@@ -137,7 +165,13 @@ zacsweers-autoservice-compiler = { module = "dev.zacsweers.autoservice:auto-serv
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
 android-legacy-kapt = { id = "com.android.legacy-kapt", version.ref = "agp" } # Needed for statesaver
+android-library = { id = "com.android.kotlin.multiplatform.library", version.ref = "agp" }
 google-ksp = { id = "com.google.devtools.ksp", version.ref = "ksp" }
+jetbrains-compose-multiplatform = { id = "org.jetbrains.compose", version.ref = "multiplatform" }
+jetbrains-kotlin-compose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }
+jetbrains-kotlin-jvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
+jetbrains-kotlin-multiplatform = { id = "org.jetbrains.kotlin.multiplatform", version.ref = "kotlin" }
 jetbrains-kotlin-parcelize = { id = "org.jetbrains.kotlin.plugin.parcelize", version.ref = "kotlin" }
 jetbrains-kotlinx-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
+koin = { id = "io.insert-koin.compiler.plugin", version.ref = "koin-plugin" }
 sonarqube = { id = "org.sonarqube", version.ref = "sonarqube" }

iosApp/Configuration/Config.xcconfig

@@ -0,0 +1,7 @@
+TEAM_ID=
+
+PRODUCT_NAME=NewPipe
+PRODUCT_BUNDLE_IDENTIFIER=net.newpipe.app.NewPipe$(TEAM_ID)
+
+CURRENT_PROJECT_VERSION=1
+MARKETING_VERSION=1.0

iosApp/iosApp.xcodeproj/project.pbxproj

@@ -0,0 +1,373 @@
+// !$*UTF8*$!
+{
+	archiveVersion = 1;
+	classes = {
+	};
+	objectVersion = 77;
+	objects = {
+
+/* Begin PBXFileReference section */
+		E903CDBEAD6067C2E88D0E13 /* NewPipe.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = NewPipe.app; sourceTree = BUILT_PRODUCTS_DIR; };
+/* End PBXFileReference section */
+
+/* Begin PBXFileSystemSynchronizedBuildFileExceptionSet section */
+		2D8686880DF217DCF0163629 /* Exceptions for "iosApp" folder in "iosApp" target */ = {
+			isa = PBXFileSystemSynchronizedBuildFileExceptionSet;
+			membershipExceptions = (
+				Info.plist,
+			);
+			target = CB7D703B7BE102A8C9442815 /* iosApp */;
+		};
+/* End PBXFileSystemSynchronizedBuildFileExceptionSet section */
+
+/* Begin PBXFileSystemSynchronizedRootGroup section */
+		ABCCA30A0B282AA0C430F5BD /* iosApp */ = {
+			isa = PBXFileSystemSynchronizedRootGroup;
+			exceptions = (
+				2D8686880DF217DCF0163629 /* Exceptions for "iosApp" folder in "iosApp" target */,
+			);
+			path = iosApp;
+			sourceTree = "<group>";
+		};
+		F0463985A41AA4941DD32D9F /* Configuration */ = {
+			isa = PBXFileSystemSynchronizedRootGroup;
+			path = Configuration;
+			sourceTree = "<group>";
+		};
+/* End PBXFileSystemSynchronizedRootGroup section */
+
+/* Begin PBXFrameworksBuildPhase section */
+		FDFBDD5BD804F728F46628B8 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXFrameworksBuildPhase section */
+
+/* Begin PBXGroup section */
+		6ED4AC48A20C6EE0784AF47A = {
+			isa = PBXGroup;
+			children = (
+				F0463985A41AA4941DD32D9F /* Configuration */,
+				ABCCA30A0B282AA0C430F5BD /* iosApp */,
+				80BC5A75E8EEBCC3CC64764B /* Products */,
+			);
+			sourceTree = "<group>";
+		};
+		80BC5A75E8EEBCC3CC64764B /* Products */ = {
+			isa = PBXGroup;
+			children = (
+				E903CDBEAD6067C2E88D0E13 /* NewPipe.app */,
+			);
+			name = Products;
+			sourceTree = "<group>";
+		};
+/* End PBXGroup section */
+
+/* Begin PBXNativeTarget section */
+		CB7D703B7BE102A8C9442815 /* iosApp */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = 2E1AAB880620FB3FB6B50768 /* Build configuration list for PBXNativeTarget "iosApp" */;
+			buildPhases = (
+				EEF9A261A7B4C71C731372F8 /* Compile Kotlin Framework */,
+				388E86B7C80E4C58A395F32A /* Sources */,
+				FDFBDD5BD804F728F46628B8 /* Frameworks */,
+				7B2130143F9C3DD4CB6AF311 /* Resources */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			fileSystemSynchronizedGroups = (
+				ABCCA30A0B282AA0C430F5BD /* iosApp */,
+			);
+			name = iosApp;
+			packageProductDependencies = (
+			);
+			productName = iosApp;
+			productReference = E903CDBEAD6067C2E88D0E13 /* NewPipe.app */;
+			productType = "com.apple.product-type.application";
+		};
+/* End PBXNativeTarget section */
+
+/* Begin PBXProject section */
+		CE9DC708D8CDDFF57F3EFEE0 /* Project object */ = {
+			isa = PBXProject;
+			attributes = {
+				BuildIndependentTargetsInParallel = 1;
+				LastSwiftUpdateCheck = 1620;
+				LastUpgradeCheck = 1620;
+				TargetAttributes = {
+					CB7D703B7BE102A8C9442815 = {
+						CreatedOnToolsVersion = 16.2;
+					};
+				};
+			};
+			buildConfigurationList = 116B11CF62B79F066B5E8101 /* Build configuration list for PBXProject "iosApp" */;
+			developmentRegion = en;
+			hasScannedForEncodings = 0;
+			knownRegions = (
+				en,
+				Base,
+			);
+			mainGroup = 6ED4AC48A20C6EE0784AF47A;
+			minimizedProjectReferenceProxies = 1;
+			preferredProjectObjectVersion = 77;
+			productRefGroup = 80BC5A75E8EEBCC3CC64764B /* Products */;
+			projectDirPath = "";
+			projectRoot = "";
+			targets = (
+				CB7D703B7BE102A8C9442815 /* iosApp */,
+			);
+		};
+/* End PBXProject section */
+
+/* Begin PBXResourcesBuildPhase section */
+		7B2130143F9C3DD4CB6AF311 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXResourcesBuildPhase section */
+
+/* Begin PBXShellScriptBuildPhase section */
+		EEF9A261A7B4C71C731372F8 /* Compile Kotlin Framework */ = {
+			isa = PBXShellScriptBuildPhase;
+			alwaysOutOfDate = 1;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputFileListPaths = (
+			);
+			inputPaths = (
+			);
+			name = "Compile Kotlin Framework";
+			outputFileListPaths = (
+			);
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "if [ \"YES\" = \"$OVERRIDE_KOTLIN_BUILD_IDE_SUPPORTED\" ]; then\n  echo \"Skipping Gradle build task invocation due to OVERRIDE_KOTLIN_BUILD_IDE_SUPPORTED environment variable set to \\\"YES\\\"\"\n  exit 0\nfi\ncd \"$SRCROOT/..\"\n./gradlew :composeApp:embedAndSignAppleFrameworkForXcode\n";
+		};
+/* End PBXShellScriptBuildPhase section */
+
+/* Begin PBXSourcesBuildPhase section */
+		388E86B7C80E4C58A395F32A /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXSourcesBuildPhase section */
+
+/* Begin XCBuildConfiguration section */
+		4CF1E65647AFD6A50CE8B9F1 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReferenceAnchor = F0463985A41AA4941DD32D9F /* Configuration */;
+			baseConfigurationReferenceRelativePath = Config.xcconfig;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				CLANG_ANALYZER_NONNULL = YES;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++20";
+				CLANG_ENABLE_MODULES = YES;
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
+				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
+				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				COPY_PHASE_STRIP = NO;
+				DEBUG_INFORMATION_FORMAT = dwarf;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				ENABLE_TESTABILITY = YES;
+				ENABLE_USER_SCRIPT_SANDBOXING = NO;
+				GCC_C_LANGUAGE_STANDARD = gnu17;
+				GCC_DYNAMIC_NO_PIC = NO;
+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				IPHONEOS_DEPLOYMENT_TARGET = 18.2;
+				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
+				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
+				MTL_FAST_MATH = YES;
+				ONLY_ACTIVE_ARCH = YES;
+				SDKROOT = iphoneos;
+				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "DEBUG $(inherited)";
+				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+			};
+			name = Debug;
+		};
+		0665CA5FEC66700A6C35B2D1 /* Release */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReferenceAnchor = F0463985A41AA4941DD32D9F /* Configuration */;
+			baseConfigurationReferenceRelativePath = Config.xcconfig;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				CLANG_ANALYZER_NONNULL = YES;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++20";
+				CLANG_ENABLE_MODULES = YES;
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
+				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
+				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				COPY_PHASE_STRIP = NO;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				ENABLE_NS_ASSERTIONS = NO;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				ENABLE_USER_SCRIPT_SANDBOXING = NO;
+				GCC_C_LANGUAGE_STANDARD = gnu17;
+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				IPHONEOS_DEPLOYMENT_TARGET = 18.2;
+				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
+				MTL_ENABLE_DEBUG_INFO = NO;
+				MTL_FAST_MATH = YES;
+				SDKROOT = iphoneos;
+				SWIFT_COMPILATION_MODE = wholemodule;
+				VALIDATE_PRODUCT = YES;
+			};
+			name = Release;
+		};
+		F4EC259464D79C8283923A63 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ARCHS = arm64;
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				CODE_SIGN_IDENTITY = "Apple Development";
+				CODE_SIGN_STYLE = Automatic;
+				DEVELOPMENT_ASSET_PATHS = "\"iosApp/Preview Content\"";
+				DEVELOPMENT_TEAM = "${TEAM_ID}";
+				ENABLE_PREVIEWS = YES;
+				GENERATE_INFOPLIST_FILE = YES;
+				INFOPLIST_FILE = iosApp/Info.plist;
+				INFOPLIST_KEY_UIApplicationSceneManifest_Generation = YES;
+				INFOPLIST_KEY_UIApplicationSupportsIndirectInputEvents = YES;
+				INFOPLIST_KEY_UILaunchScreen_Generation = YES;
+				INFOPLIST_KEY_UISupportedInterfaceOrientations_iPad = "UIInterfaceOrientationPortrait UIInterfaceOrientationPortraitUpsideDown UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight";
+				INFOPLIST_KEY_UISupportedInterfaceOrientations_iPhone = "UIInterfaceOrientationPortrait UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight";
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+				);
+				SWIFT_EMIT_LOC_STRINGS = YES;
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Debug;
+		};
+		263152656D22EC09900DE6E1 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ARCHS = arm64;
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				CODE_SIGN_IDENTITY = "Apple Development";
+				CODE_SIGN_STYLE = Automatic;
+				DEVELOPMENT_ASSET_PATHS = "\"iosApp/Preview Content\"";
+				DEVELOPMENT_TEAM = "${TEAM_ID}";
+				ENABLE_PREVIEWS = YES;
+				GENERATE_INFOPLIST_FILE = YES;
+				INFOPLIST_FILE = iosApp/Info.plist;
+				INFOPLIST_KEY_UIApplicationSceneManifest_Generation = YES;
+				INFOPLIST_KEY_UIApplicationSupportsIndirectInputEvents = YES;
+				INFOPLIST_KEY_UILaunchScreen_Generation = YES;
+				INFOPLIST_KEY_UISupportedInterfaceOrientations_iPad = "UIInterfaceOrientationPortrait UIInterfaceOrientationPortraitUpsideDown UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight";
+				INFOPLIST_KEY_UISupportedInterfaceOrientations_iPhone = "UIInterfaceOrientationPortrait UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight";
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+				);
+				SWIFT_EMIT_LOC_STRINGS = YES;
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Release;
+		};
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+		116B11CF62B79F066B5E8101 /* Build configuration list for PBXProject "iosApp" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				4CF1E65647AFD6A50CE8B9F1 /* Debug */,
+				0665CA5FEC66700A6C35B2D1 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		2E1AAB880620FB3FB6B50768 /* Build configuration list for PBXNativeTarget "iosApp" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				F4EC259464D79C8283923A63 /* Debug */,
+				263152656D22EC09900DE6E1 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+/* End XCConfigurationList section */
+	};
+	rootObject = CE9DC708D8CDDFF57F3EFEE0 /* Project object */;
+}

iosApp/iosApp.xcodeproj/project.xcworkspace/contents.xcworkspacedata

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>

iosApp/iosApp/Assets.xcassets/AccentColor.colorset/Contents.json

@@ -0,0 +1,11 @@
+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

iosApp/iosApp/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,36 @@
+{
+  "images" : [
+    {
+      "filename" : "app-icon-1024.png",
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "dark"
+        }
+      ],
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "tinted"
+        }
+      ],
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

iosApp/iosApp/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

iosApp/iosApp/ContentView.swift

@@ -0,0 +1,21 @@
+import UIKit
+import SwiftUI
+import ComposeApp
+
+struct ComposeView: UIViewControllerRepresentable {
+    func makeUIViewController(context: Context) -> UIViewController {
+        MainViewControllerKt.mainViewController()
+    }
+
+    func updateUIViewController(_ uiViewController: UIViewController, context: Context) {}
+}
+
+struct ContentView: View {
+    var body: some View {
+        ComposeView()
+            .ignoresSafeArea()
+    }
+}
+
+
+

iosApp/iosApp/Info.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CADisableMinimumFrameDurationOnPhone</key>
+	<true/>
+</dict>
+</plist>

iosApp/iosApp/Preview Content/Preview Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

iosApp/iosApp/iOSApp.swift

@@ -0,0 +1,10 @@
+import SwiftUI
+
+@main
+struct iOSApp: App {
+    var body: some Scene {
+        WindowGroup {
+            ContentView()
+        }
+    }
+}

settings.gradle.kts

@@ -2,6 +2,7 @@
  * SPDX-FileCopyrightText: 2025 NewPipe e.V. <https://newpipe-ev.de>
  * SPDX-License-Identifier: GPL-3.0-or-later
  */
+enableFeaturePreview("TYPESAFE_PROJECT_ACCESSORS")
 
 pluginManagement {
     repositories {
@@ -19,7 +20,9 @@ dependencyResolutionManagement {
         maven(url = "https://repo.clojars.org")
     }
 }
-include (":app")
+include (":app") // androidApp
+include(":desktopApp")
+include("shared")
 
 // Use a local copy of NewPipe Extractor by uncommenting the lines below.
 // We assume, that NewPipe and NewPipe Extractor have the same parent directory.

shared/build.gradle.kts

@@ -0,0 +1,117 @@
+/*
+ * SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+plugins {
+    alias(libs.plugins.android.library)
+    alias(libs.plugins.jetbrains.kotlin.multiplatform)
+    alias(libs.plugins.jetbrains.kotlin.compose)
+    alias(libs.plugins.jetbrains.compose.multiplatform)
+    alias(libs.plugins.koin)
+}
+
+kotlin {
+    jvmToolchain(21)
+
+    compilerOptions {
+        optIn.addAll(
+            "androidx.compose.material3.ExperimentalMaterial3Api",
+            "androidx.compose.material3.ExperimentalMaterial3ExpressiveApi",
+            "androidx.compose.foundation.layout.ExperimentalLayoutApi"
+        )
+    }
+
+    android {
+        namespace = "net.newpipe.app"
+        compileSdk {
+            version = release(36) {
+                minorApiLevel = 1
+            }
+        }
+        minSdk = 23
+        androidResources {
+            enable = true
+        }
+
+        optimization {
+            consumerKeepRules.apply {
+                publish = true
+                file("consumer-proguard-rules.pro")
+            }
+        }
+
+        withHostTest {
+            isIncludeAndroidResources = true
+        }
+        withDeviceTestBuilder {
+            sourceSetTreeName = "test"
+        }.configure {
+            instrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        }
+    }
+
+    listOf(
+        iosArm64(),
+        iosSimulatorArm64()
+    ).forEach { iosTarget ->
+        iosTarget.binaries.framework {
+            baseName = "ComposeApp"
+            isStatic = true
+        }
+    }
+
+    jvm()
+
+    sourceSets {
+        commonMain {
+            dependencies {
+                implementation(libs.jetbrains.compose.runtime)
+                implementation(libs.jetbrains.compose.foundation)
+                implementation(libs.jetbrains.compose.material3)
+                implementation(libs.jetbrains.compose.ui)
+                implementation(libs.jetbrains.compose.resources)
+                implementation(libs.jetbrains.compose.preview)
+
+                implementation(libs.jetbrains.lifecycle.viewmodel)
+
+                implementation(libs.jetbrains.navigation3.ui)
+                implementation(libs.jetbrains.lifecycle.navigation3)
+
+                implementation(libs.koin.compose.viewmodel)
+                implementation(libs.koin.annotations)
+            }
+        }
+        commonTest.dependencies {
+            implementation(libs.kotlin.test.core)
+            implementation(libs.jetbrains.compose.test.ui)
+        }
+        androidMain.dependencies {
+            implementation(libs.jetbrains.compose.preview)
+            implementation(libs.androidx.activity)
+        }
+        val androidDeviceTest by getting {
+            dependencies {
+                implementation(libs.androidx.compose.test.ui.manifest)
+                implementation(libs.androidx.compose.test.ui.junit)
+
+                // Needed because androidx.compose.test.ui.junit pulls an older dependency
+                // which crashes on new Android versions
+                implementation(libs.androidx.test.espresso.core)
+            }
+        }
+        val jvmTest by getting {
+            dependencies {
+                implementation(compose.desktop.currentOs)
+            }
+        }
+    }
+}
+
+dependencies {
+    androidRuntimeClasspath(libs.jetbrains.compose.tooling)
+}
+
+koinCompiler {
+    userLogs = true // See what the compiler plugin detects
+}

shared/consumer-proguard-rules.pro

@@ -0,0 +1,6 @@
+#
+# SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+
+# Proguard rules for Android platform: https://developer.android.com/build/shrink-code

shared/src/androidMain/AndroidManifest.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+  ~ SPDX-License-Identifier: GPL-3.0-or-later
+  -->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <application>
+        <activity
+            android:name="net.newpipe.app.ComposeActivity"
+            android:exported="false"
+            android:windowSoftInputMode="adjustResize" />
+    </application>
+</manifest>

shared/src/androidMain/kotlin/net/newpipe/app/ComposeActivity.kt

@@ -0,0 +1,25 @@
+/*
+ * SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package net.newpipe.app
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+
+/**
+ * Entry point for compose-related UI components on Android
+ */
+class ComposeActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        enableEdgeToEdge()
+        super.onCreate(savedInstanceState)
+
+        setContent {
+            App()
+        }
+    }
+}

shared/src/commonMain/composeResources/values/strings.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+  ~ SPDX-License-Identifier: GPL-3.0-or-later
+  -->
+<resources>
+    <string name="app_name">NewPipe</string>
+</resources>

shared/src/commonMain/kotlin/net/newpipe/app/App.kt

@@ -0,0 +1,22 @@
+/*
+ * SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package net.newpipe.app
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.tooling.preview.Preview
+import net.newpipe.app.di.KoinApp
+import net.newpipe.app.theme.AppTheme
+import org.koin.compose.KoinApplication
+import org.koin.plugin.module.dsl.koinConfiguration
+
+@Composable
+@Preview
+fun App() {
+    KoinApplication(configuration = koinConfiguration<KoinApp>()) {
+        AppTheme {
+        }
+    }
+}

shared/src/commonMain/kotlin/net/newpipe/app/di/KoinApp.kt

@@ -0,0 +1,14 @@
+/*
+ * SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package net.newpipe.app.di
+
+import org.koin.core.annotation.KoinApplication
+
+/**
+ * Entry point for Koin-related configuration
+ */
+@KoinApplication
+object KoinApp

shared/src/commonMain/kotlin/net/newpipe/app/theme/Color.kt

@@ -0,0 +1,81 @@
+/*
+ * SPDX-FileCopyrightText: 2024 NewPipe contributors <https://newpipe.net>
+ * SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package net.newpipe.app.theme
+
+import androidx.compose.ui.graphics.Color
+
+val primaryLight = Color(0xFF904A45)
+val onPrimaryLight = Color(0xFFFFFFFF)
+val primaryContainerLight = Color(0xFFFFDAD6)
+val onPrimaryContainerLight = Color(0xFF3B0908)
+val secondaryLight = Color(0xFF775653)
+val onSecondaryLight = Color(0xFFFFFFFF)
+val secondaryContainerLight = Color(0xFFFFDAD6)
+val onSecondaryContainerLight = Color(0xFF2C1513)
+val tertiaryLight = Color(0xFF725B2E)
+val onTertiaryLight = Color(0xFFFFFFFF)
+val tertiaryContainerLight = Color(0xFFFEDEA6)
+val onTertiaryContainerLight = Color(0xFF261900)
+val errorLight = Color(0xFFBA1A1A)
+val onErrorLight = Color(0xFFFFFFFF)
+val errorContainerLight = Color(0xFFFFDAD6)
+val onErrorContainerLight = Color(0xFF410002)
+val backgroundLight = Color(0xFFFFF8F7)
+val onBackgroundLight = Color(0xFF231918)
+val surfaceLight = Color(0xFFFFF8F7)
+val onSurfaceLight = Color(0xFF231918)
+val surfaceVariantLight = Color(0xFFF5DDDB)
+val onSurfaceVariantLight = Color(0xFF534342)
+val outlineLight = Color(0xFF857371)
+val outlineVariantLight = Color(0xFFD8C2BF)
+val scrimLight = Color(0xFF000000)
+val inverseSurfaceLight = Color(0xFF392E2D)
+val inverseOnSurfaceLight = Color(0xFFFFEDEB)
+val inversePrimaryLight = Color(0xFFFFB3AC)
+val surfaceDimLight = Color(0xFFE8D6D4)
+val surfaceBrightLight = Color(0xFFFFF8F7)
+val surfaceContainerLowestLight = Color(0xFFFFFFFF)
+val surfaceContainerLowLight = Color(0xFFFFF0EF)
+val surfaceContainerLight = Color(0xFFFCEAE8)
+val surfaceContainerHighLight = Color(0xFFF6E4E2)
+val surfaceContainerHighestLight = Color(0xFFF1DEDC)
+
+val primaryDark = Color(0xFFFFB3AC)
+val onPrimaryDark = Color(0xFF571E1B)
+val primaryContainerDark = Color(0xFF73332F)
+val onPrimaryContainerDark = Color(0xFFFFDAD6)
+val secondaryDark = Color(0xFFE7BDB8)
+val onSecondaryDark = Color(0xFF442927)
+val secondaryContainerDark = Color(0xFF5D3F3C)
+val onSecondaryContainerDark = Color(0xFFFFDAD6)
+val tertiaryDark = Color(0xFFE1C38C)
+val onTertiaryDark = Color(0xFF402D04)
+val tertiaryContainerDark = Color(0xFF584419)
+val onTertiaryContainerDark = Color(0xFFFEDEA6)
+val errorDark = Color(0xFFFFB4AB)
+val onErrorDark = Color(0xFF690005)
+val errorContainerDark = Color(0xFF93000A)
+val onErrorContainerDark = Color(0xFFFFDAD6)
+val backgroundDark = Color(0xFF1A1110)
+val onBackgroundDark = Color(0xFFF1DEDC)
+val surfaceDark = Color(0xFF1A1110)
+val onSurfaceDark = Color(0xFFF1DEDC)
+val surfaceVariantDark = Color(0xFF534342)
+val onSurfaceVariantDark = Color(0xFFD8C2BF)
+val outlineDark = Color(0xFFA08C8A)
+val outlineVariantDark = Color(0xFF534342)
+val scrimDark = Color(0xFF000000)
+val inverseSurfaceDark = Color(0xFFF1DEDC)
+val inverseOnSurfaceDark = Color(0xFF392E2D)
+val inversePrimaryDark = Color(0xFF904A45)
+val surfaceDimDark = Color(0xFF1A1110)
+val surfaceBrightDark = Color(0xFF423735)
+val surfaceContainerLowestDark = Color(0xFF140C0B)
+val surfaceContainerLowDark = Color(0xFF231918)
+val surfaceContainerDark = Color(0xFF271D1C)
+val surfaceContainerHighDark = Color(0xFF322827)
+val surfaceContainerHighestDark = Color(0xFF3D3231)

shared/src/commonMain/kotlin/net/newpipe/app/theme/Theme.kt

@@ -0,0 +1,101 @@
+/*
+ * SPDX-FileCopyrightText: 2024 NewPipe contributors <https://newpipe.net>
+ * SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package net.newpipe.app.theme
+
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.material3.MaterialExpressiveTheme
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.darkColorScheme
+import androidx.compose.material3.lightColorScheme
+import androidx.compose.runtime.Composable
+
+private val lightScheme = lightColorScheme(
+    primary = primaryLight,
+    onPrimary = onPrimaryLight,
+    primaryContainer = primaryContainerLight,
+    onPrimaryContainer = onPrimaryContainerLight,
+    secondary = secondaryLight,
+    onSecondary = onSecondaryLight,
+    secondaryContainer = secondaryContainerLight,
+    onSecondaryContainer = onSecondaryContainerLight,
+    tertiary = tertiaryLight,
+    onTertiary = onTertiaryLight,
+    tertiaryContainer = tertiaryContainerLight,
+    onTertiaryContainer = onTertiaryContainerLight,
+    error = errorLight,
+    onError = onErrorLight,
+    errorContainer = errorContainerLight,
+    onErrorContainer = onErrorContainerLight,
+    background = backgroundLight,
+    onBackground = onBackgroundLight,
+    surface = surfaceLight,
+    onSurface = onSurfaceLight,
+    surfaceVariant = surfaceVariantLight,
+    onSurfaceVariant = onSurfaceVariantLight,
+    outline = outlineLight,
+    outlineVariant = outlineVariantLight,
+    scrim = scrimLight,
+    inverseSurface = inverseSurfaceLight,
+    inverseOnSurface = inverseOnSurfaceLight,
+    inversePrimary = inversePrimaryLight,
+    surfaceDim = surfaceDimLight,
+    surfaceBright = surfaceBrightLight,
+    surfaceContainerLowest = surfaceContainerLowestLight,
+    surfaceContainerLow = surfaceContainerLowLight,
+    surfaceContainer = surfaceContainerLight,
+    surfaceContainerHigh = surfaceContainerHighLight,
+    surfaceContainerHighest = surfaceContainerHighestLight
+)
+
+private val darkScheme = darkColorScheme(
+    primary = primaryDark,
+    onPrimary = onPrimaryDark,
+    primaryContainer = primaryContainerDark,
+    onPrimaryContainer = onPrimaryContainerDark,
+    secondary = secondaryDark,
+    onSecondary = onSecondaryDark,
+    secondaryContainer = secondaryContainerDark,
+    onSecondaryContainer = onSecondaryContainerDark,
+    tertiary = tertiaryDark,
+    onTertiary = onTertiaryDark,
+    tertiaryContainer = tertiaryContainerDark,
+    onTertiaryContainer = onTertiaryContainerDark,
+    error = errorDark,
+    onError = onErrorDark,
+    errorContainer = errorContainerDark,
+    onErrorContainer = onErrorContainerDark,
+    background = backgroundDark,
+    onBackground = onBackgroundDark,
+    surface = surfaceDark,
+    onSurface = onSurfaceDark,
+    surfaceVariant = surfaceVariantDark,
+    onSurfaceVariant = onSurfaceVariantDark,
+    outline = outlineDark,
+    outlineVariant = outlineVariantDark,
+    scrim = scrimDark,
+    inverseSurface = inverseSurfaceDark,
+    inverseOnSurface = inverseOnSurfaceDark,
+    inversePrimary = inversePrimaryDark,
+    surfaceDim = surfaceDimDark,
+    surfaceBright = surfaceBrightDark,
+    surfaceContainerLowest = surfaceContainerLowestDark,
+    surfaceContainerLow = surfaceContainerLowDark,
+    surfaceContainer = surfaceContainerDark,
+    surfaceContainerHigh = surfaceContainerHighDark,
+    surfaceContainerHighest = surfaceContainerHighestDark
+)
+
+@Composable
+fun AppTheme(useDarkTheme: Boolean = isSystemInDarkTheme(), content: @Composable () -> Unit) {
+    MaterialExpressiveTheme(
+        colorScheme = when {
+            !useDarkTheme -> lightScheme
+            else -> darkScheme
+        },
+        content = content
+    )
+}

shared/src/iosMain/kotlin/net/newpipe/app/MainViewController.kt

@@ -0,0 +1,10 @@
+/*
+ * SPDX-FileCopyrightText: 2026 NewPipe e.V. <https://newpipe-ev.de>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package net.newpipe.app
+
+import androidx.compose.ui.window.ComposeUIViewController
+
+fun mainViewController() = ComposeUIViewController { App() }