diff --git a/app/build.gradle b/app/build.gradle
deleted file mode 100644
index 710566e2..00000000
--- a/app/build.gradle
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * This file is part of LSPosed.
- *
- * LSPosed is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * LSPosed is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with LSPosed.  If not, see <https://www.gnu.org/licenses/>.
- *
- * Copyright (C) 2020 EdXposed Contributors
- * Copyright (C) 2021 LSPosed Contributors
- */
-import java.nio.file.Paths
-
-apply plugin: 'com.android.application'
-
-android {
-    compileSdkVersion androidCompileSdkVersion.toInteger()
-
-    ndkVersion androidCompileNdkVersion
-    buildToolsVersion androidBuildToolsVersion
-
-    buildFeatures {
-        viewBinding = true
-    }
-
-    defaultConfig {
-        applicationId "io.github.lsposed.manager"
-        minSdkVersion androidMinSdkVersion.toInteger()
-        targetSdkVersion androidTargetSdkVersion.toInteger()
-        versionCode rootProject.ext.versionCode
-        versionName rootProject.ext.versionName
-        resConfigs 'en', 'zh-rCN', 'zh-rTW', 'zh-rHK', 'ru', 'uk', 'nl', 'ko', 'fr'
-        resValue "string", "versionName", "${rootProject.ext.versionName}"
-    }
-
-    compileOptions {
-        targetCompatibility JavaVersion.VERSION_1_8
-        sourceCompatibility JavaVersion.VERSION_1_8
-    }
-
-    lintOptions {
-        disable 'MissingTranslation'
-        disable 'ExtraTranslation'
-        abortOnError true
-        checkReleaseBuilds true
-    }
-
-    packagingOptions {
-        exclude 'META-INF/**'
-        exclude 'kotlin/**'
-        exclude 'org/**'
-        exclude '**.properties'
-        exclude '**.bin'
-    }
-
-    dependenciesInfo.includeInApk false
-
-    buildTypes {
-        release {
-            minifyEnabled true
-            shrinkResources true
-            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
-        }
-        debug {
-            minifyEnabled false
-            shrinkResources false
-        }
-    }
-    applicationVariants.all { variant ->
-        variant.outputs.all { output ->
-            outputFileName = "LSPosedManager-${defaultConfig.versionName}-${defaultConfig.versionCode}-${buildType.name}.apk"
-        }
-    }
-}
-
-def optimizeReleaseResources = task('optimizeReleaseResources').doLast {
-    def aapt2 = Paths.get(project.android.sdkDirectory.path, 'build-tools', project.android.buildToolsVersion, 'aapt2')
-    def zip = Paths.get(project.buildDir.path, 'intermediates',
-            'processed_res', 'release', 'out', "resources-release.ap_")
-    def optimized = new File("${zip}.opt")
-    def cmd = exec {
-        commandLine aapt2, 'optimize', '--collapse-resource-names',
-                '--shorten-resource-paths',
-                '-o', optimized, zip
-        ignoreExitValue false
-    }
-    if (cmd.exitValue == 0) {
-        delete(zip)
-        optimized.renameTo("$zip")
-    }
-}
-
-tasks.whenTaskAdded { task ->
-    if (task.name == 'processReleaseResources') {
-        task.finalizedBy optimizeReleaseResources
-    }
-}
-
-dependencies {
-    final def glide_version = '4.12.0'
-    final def markwon_version = '4.6.2'
-    final def okhttp_version = '4.9.1'
-    annotationProcessor "com.github.bumptech.glide:compiler:$glide_version"
-    implementation 'androidx.activity:activity:1.2.0'
-    implementation 'androidx.browser:browser:1.3.0'
-    implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
-    implementation 'androidx.fragment:fragment:1.3.0'
-    implementation 'androidx.recyclerview:recyclerview:1.1.0'
-    implementation 'com.caverock:androidsvg-aar:1.4'
-    implementation "com.github.bumptech.glide:glide:$glide_version"
-    implementation "com.github.bumptech.glide:okhttp3-integration:$glide_version"
-    implementation 'com.github.jinatonic.confetti:confetti:1.1.2'
-    implementation 'com.google.android.material:material:1.3.0'
-    implementation 'com.google.code.gson:gson:2.8.6'
-    implementation 'com.takisoft.preferencex:preferencex:1.1.0'
-    implementation 'com.takisoft.preferencex:preferencex-colorpicker:1.1.0'
-    implementation "com.squareup.okhttp3:okhttp:$okhttp_version"
-    implementation "com.squareup.okhttp3:okhttp-dnsoverhttps:$okhttp_version"
-    implementation "io.noties.markwon:core:$markwon_version"
-    implementation "io.noties.markwon:ext-strikethrough:$markwon_version"
-    implementation "io.noties.markwon:ext-tables:$markwon_version"
-    implementation "io.noties.markwon:ext-tasklist:$markwon_version"
-    implementation "io.noties.markwon:html:$markwon_version"
-    implementation "io.noties.markwon:image-glide:$markwon_version"
-    implementation "io.noties.markwon:linkify:$markwon_version"
-    implementation 'rikka.appcompat:appcompat:1.2.0-rc01'
-    implementation 'rikka.core:core:1.3.0'
-    implementation 'rikka.insets:insets:1.0.1'
-    implementation 'rikka.material:material:1.6.0'
-    implementation 'rikka.recyclerview:recyclerview-utils:1.2.0'
-    implementation 'rikka.widget:borderview:1.0.0'
-    implementation "rikka.widget:switchbar:1.0.2"
-    implementation 'rikka.layoutinflater:layoutinflater:1.0.1'
-    implementation 'tech.rectifier.preferencex-android:preferencex-simplemenu:88f93154b2'
-    implementation 'me.zhanghai.android.appiconloader:appiconloader-glide:1.2.0'
-    implementation 'me.zhanghai.android.fastscroll:library:1.1.5'
-    implementation files('libs/WeatherView-2.0.3.aar')
-    implementation project(':manager-service')
-}
-
-configurations {
-    cleanedAnnotations
-    compile.exclude group: 'org.jetbrains' , module:'annotations'
-    compile.exclude group: 'androidx.appcompat', module: 'appcompat'
-}
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
new file mode 100644
index 00000000..fca12df0
--- /dev/null
+++ b/app/build.gradle.kts
@@ -0,0 +1,161 @@
+/*
+ * This file is part of LSPosed.
+ *
+ * LSPosed is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LSPosed is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LSPosed.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * Copyright (C) 2021 LSPosed Contributors
+ */
+import com.android.build.gradle.internal.api.BaseVariantOutputImpl
+import java.nio.file.Paths;
+
+plugins {
+    id("com.android.application")
+    kotlin("android")
+}
+
+android {
+    val androidTargetSdkVersion: Int by extra
+    val androidMinSdkVersion: Int by extra
+    val androidBuildToolsVersion: String by extra
+    val androidCompileSdkVersion: Int by extra
+    val androidCompileNdkVersion: String by extra
+    val androidSourceCompatibility: JavaVersion by extra
+    val androidTargetCompatibility: JavaVersion by extra
+
+    compileSdkVersion(androidCompileSdkVersion)
+    ndkVersion = androidCompileNdkVersion
+    buildToolsVersion(androidBuildToolsVersion)
+
+    buildFeatures {
+        viewBinding = true
+    }
+
+    defaultConfig {
+        applicationId("io.github.lsposed.manager")
+        minSdkVersion(androidMinSdkVersion)
+        targetSdkVersion(androidTargetSdkVersion)
+        versionCode(extra["versionCode"] as Int)
+        versionName(extra["versionName"] as String)
+        resConfigs("en", "zh-rCN", "zh-rTW", "zh-rHK", "ru", "uk", "nl", "ko", "fr")
+        resValue("string", "versionName", extra["versionName"] as String)
+    }
+
+    compileOptions {
+        targetCompatibility(androidTargetCompatibility)
+        sourceCompatibility(androidSourceCompatibility)
+    }
+
+    lintOptions {
+        disable("MissingTranslation")
+        disable("ExtraTranslation")
+        isAbortOnError = true
+        isCheckReleaseBuilds = true
+    }
+
+    packagingOptions {
+        exclude("META-INF/**")
+        exclude("kotlin/**")
+        exclude("org/**")
+        exclude("**.properties")
+        exclude("**.bin")
+    }
+
+    dependenciesInfo.includeInApk = false
+
+    buildTypes {
+        named("release") {
+            isMinifyEnabled = true
+            isShrinkResources = true
+            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
+        }
+        named("debug") {
+            isMinifyEnabled = false
+            isShrinkResources = false
+        }
+    }
+    applicationVariants.forEach { variant ->
+        variant.outputs.map { it as BaseVariantOutputImpl }.forEach { output ->
+            output.outputFileName = "LSPosedManager-${defaultConfig.versionName}-${defaultConfig.versionCode}-${variant.buildType.name}.apk"
+        }
+    }
+}
+
+val optimizeReleaseResources = task("optimizeReleaseResources").doLast {
+    val aapt2 = Paths.get(project.android.sdkDirectory.path, "build-tools", project.android.buildToolsVersion, "aapt2")
+    val zip = Paths.get(project.buildDir.path, "intermediates", "processed_res", "release", "out", "resources-release.ap_")
+    val optimized = File("${zip}.opt")
+    val cmd = exec {
+        commandLine(aapt2, "optimize", "--collapse-resource-names", "--shorten-resource-paths", "-o", optimized, zip)
+        isIgnoreExitValue = false
+    }
+    if (cmd.exitValue == 0) {
+        delete(zip)
+        optimized.renameTo(zip.toFile())
+    }
+}
+
+tasks.whenTaskAdded {
+    if (name == "processReleaseResources") {
+        finalizedBy(optimizeReleaseResources)
+    }
+}
+
+dependencies {
+    val glideVersion = "4.12.0"
+    val markwonVersion = "4.6.2"
+    val okhttpVersion = "4.9.1"
+    annotationProcessor("com.github.bumptech.glide:compiler:$glideVersion")
+    implementation("androidx.activity:activity:1.2.0")
+    implementation("androidx.browser:browser:1.3.0")
+    implementation("androidx.constraintlayout:constraintlayout:2.0.4")
+    implementation("androidx.fragment:fragment:1.3.0")
+    implementation("androidx.recyclerview:recyclerview:1.1.0")
+    implementation("com.caverock:androidsvg-aar:1.4")
+    implementation("com.github.bumptech.glide:glide:$glideVersion")
+    implementation("com.github.bumptech.glide:okhttp3-integration:$glideVersion")
+    implementation("com.github.jinatonic.confetti:confetti:1.1.2")
+    implementation("com.google.android.material:material:1.3.0")
+    implementation("com.google.code.gson:gson:2.8.6")
+    implementation("com.takisoft.preferencex:preferencex:1.1.0")
+    implementation("com.takisoft.preferencex:preferencex-colorpicker:1.1.0")
+    implementation("com.squareup.okhttp3:okhttp:$okhttpVersion")
+    implementation("com.squareup.okhttp3:okhttp-dnsoverhttps:$okhttpVersion")
+    implementation("io.noties.markwon:core:$markwonVersion")
+    implementation("io.noties.markwon:ext-strikethrough:$markwonVersion")
+    implementation("io.noties.markwon:ext-tables:$markwonVersion")
+    implementation("io.noties.markwon:ext-tasklist:$markwonVersion")
+    implementation("io.noties.markwon:html:$markwonVersion")
+    implementation("io.noties.markwon:image-glide:$markwonVersion")
+    implementation("io.noties.markwon:linkify:$markwonVersion")
+    implementation("rikka.appcompat:appcompat:1.2.0-rc01")
+    implementation("rikka.core:core:1.3.0")
+    implementation("rikka.insets:insets:1.0.1")
+    implementation("rikka.material:material:1.6.0")
+    implementation("rikka.recyclerview:recyclerview-utils:1.2.0")
+    implementation("rikka.widget:borderview:1.0.0")
+    implementation("rikka.widget:switchbar:1.0.2")
+    implementation("rikka.layoutinflater:layoutinflater:1.0.1")
+    implementation("tech.rectifier.preferencex-android:preferencex-simplemenu:88f93154b2")
+    implementation("me.zhanghai.android.appiconloader:appiconloader-glide:1.2.0")
+    implementation("me.zhanghai.android.fastscroll:library:1.1.5")
+    implementation(files("libs/WeatherView-2.0.3.aar"))
+    implementation(project(":manager-service"))
+}
+
+configurations {
+    compile.get().exclude(group = "org.jetbrains", module = "annotations")
+    compile.get().exclude(group = "androidx.appcompat", module = "appcompat")
+//    cleanedAnnotations()
+}
+
diff --git a/build.gradle b/build.gradle
deleted file mode 100644
index 33b27bb6..00000000
--- a/build.gradle
+++ /dev/null
@@ -1,39 +0,0 @@
-import org.eclipse.jgit.internal.storage.file.FileRepository
-import org.eclipse.jgit.api.Git
-
-buildscript {
-    repositories {
-        google()
-        jcenter()
-        maven {
-            url 'https://storage.googleapis.com/r8-releases/raw'
-        }
-    }
-    dependencies {
-        classpath 'com.android.tools:r8:3.0.25-dev'
-        classpath 'com.android.tools.build:gradle:4.1.2'
-        classpath 'org.eclipse.jgit:org.eclipse.jgit:5.10.0.202012080955-r'
-    }
-}
-
-def repo = new FileRepository(rootProject.file(".git"))
-def refId = repo.refDatabase.exactRef("refs/remotes/origin/master").objectId
-def commitCount = new Git(repo).log().add(refId).call().size()
-
-allprojects {
-    ext {
-        versionCode = commitCount + 4200
-        versionName = versionName
-        zipPathMagiskReleasePath = project(":core").projectDir.path + "/build/tmp/release/magisk/"
-    }
-    repositories {
-        google()
-        jcenter()
-        maven { url 'https://jitpack.io' }
-        maven { url 'https://dl.bintray.com/rikkaw/Libraries' }
-    }
-}
-
-task clean(type: Delete) {
-    delete rootProject.buildDir
-}
diff --git a/build.gradle.kts b/build.gradle.kts
new file mode 100644
index 00000000..f5032797
--- /dev/null
+++ b/build.gradle.kts
@@ -0,0 +1,61 @@
+/*
+ * This file is part of LSPosed.
+ *
+ * LSPosed is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LSPosed is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LSPosed.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * Copyright (C) 2021 LSPosed Contributors
+ */
+import org.eclipse.jgit.internal.storage.file.FileRepository
+import org.eclipse.jgit.api.Git
+
+buildscript {
+    repositories {
+        google()
+        jcenter()
+    }
+    dependencies {
+        classpath("com.android.tools.build:gradle:4.1.2")
+        classpath("org.eclipse.jgit:org.eclipse.jgit:5.10.0.202012080955-r")
+        classpath(kotlin("gradle-plugin", version = "1.4.31"))
+    }
+}
+
+val repo = FileRepository(rootProject.file(".git"))
+val refId = repo.refDatabase.exactRef("refs/remotes/origin/master").objectId!!
+val commitCount = Git(repo).log().add(refId).call().count()
+
+allprojects {
+    extra["versionCode"] = commitCount + 4200
+    extra["versionName"] = "v1.2.0"
+    extra["androidTargetSdkVersion"] = 30
+    extra["androidMinSdkVersion"] = 27
+    extra["androidBuildToolsVersion"] = "30.0.3"
+    extra["androidCompileSdkVersion"] = 30
+    extra["androidCompileNdkVersion"] = "22.0.7026061"
+    extra["androidSourceCompatibility"] = JavaVersion.VERSION_1_8
+    extra["androidTargetCompatibility"] = JavaVersion.VERSION_1_8
+    extra["apiCode"] = 93
+    extra["zipPathMagiskReleasePath"] = project(":core").projectDir.path + "/build/tmp/release/magisk/"
+
+    repositories {
+        google()
+        jcenter()
+        maven(url = "https://jitpack.io")
+        maven(url = "https://dl.bintray.com/rikkaw/Libraries")
+    }
+}
+
+tasks.register("Delete", Delete::class) {
+    delete(rootProject.buildDir)
+}
diff --git a/core/build.gradle b/core/build.gradle
deleted file mode 100644
index bcf2eff1..00000000
--- a/core/build.gradle
+++ /dev/null
@@ -1,266 +0,0 @@
-/*
- * This file is part of LSPosed.
- *
- * LSPosed is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * LSPosed is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with LSPosed.  If not, see <https://www.gnu.org/licenses/>.
- *
- * Copyright (C) 2020 EdXposed Contributors
- * Copyright (C) 2021 LSPosed Contributors
- */
-
-import org.apache.tools.ant.filters.FixCrLfFilter
-import org.gradle.internal.os.OperatingSystem
-
-import java.security.MessageDigest
-
-apply plugin: 'com.android.application'
-
-static def calcSha256(file) {
-    def md = MessageDigest.getInstance("SHA-256")
-    file.eachByte 4096, { bytes, size ->
-        md.update(bytes, 0, size)
-    }
-    return md.digest().encodeHex()
-}
-
-ext {
-    module_name = "LSPosed"
-    jar_dest_dir = "${projectDir}/template_override/system/framework/"
-    is_windows = OperatingSystem.current().isWindows()
-    module_id = "riru_lsposed"
-    authors = "LSPosed Developers"
-
-    riruModuleId = "lsposed"
-
-    moduleMinRiruApiVersion = 10
-    moduleMinRiruVersionName = "v23.0"
-    moduleMaxRiruApiVersion = 10
-}
-
-repositories {
-    mavenLocal()
-    jcenter()
-    maven { url 'https://dl.bintray.com/rikkaw/Libraries' }
-}
-
-dependencies {
-    implementation 'rikka.ndk:riru:10'
-    implementation 'com.android.tools.build:apksig:4.1.2'
-    implementation project(path: ':sandhook-hooklib')
-    compileOnly project(':hiddenapi-stubs')
-    compileOnly 'androidx.annotation:annotation:1.1.0'
-    implementation project(':interface')
-    implementation project(':hiddenapi-bridge')
-    implementation project(':manager-service')
-}
-
-android {
-    compileSdkVersion androidCompileSdkVersion.toInteger()
-    defaultConfig {
-        applicationId "io.github.lsposed.lspd"
-        minSdkVersion androidMinSdkVersion.toInteger()
-        targetSdkVersion androidTargetSdkVersion.toInteger()
-        multiDexEnabled false
-
-        buildFeatures {
-            prefab true
-        }
-
-        externalNativeBuild {
-            cmake {
-                abiFilters 'arm64-v8a', 'armeabi-v7a', 'x86', 'x86_64'
-                cppFlags "-std=c++17 -ffixed-x18 -Qunused-arguments -frtti -fomit-frame-pointer -fpie -fPIC"
-                cFlags "-std=gnu99 -ffixed-x18 -Qunused-arguments -frtti -fomit-frame-pointer -fpie -fPIC"
-                arguments "-DRIRU_MODULE_API_VERSION=$moduleMaxRiruApiVersion",
-                        "-DRIRU_MODULE_VERSION=$rootProject.ext.versionCode",
-                        "-DRIRU_MODULE_VERSION_NAME:STRING=\"$rootProject.ext.versionName\""
-            }
-        }
-
-        buildConfigField("int", "API_CODE", "$apiCode")
-        buildConfigField("String", "VERSION_NAME", "\"${rootProject.ext.versionName}\"")
-        buildConfigField("Integer", "VERSION_CODE", String.valueOf(rootProject.ext.versionCode))
-    }
-
-    lintOptions {
-        abortOnError false
-        checkReleaseBuilds false
-    }
-
-    buildTypes {
-        debug {
-            externalNativeBuild {
-                cmake {
-                    cppFlags "-O0"
-                    cFlags "-O0"
-                }
-            }
-        }
-        release {
-            minifyEnabled true
-            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
-
-            externalNativeBuild {
-                cmake {
-                    cppFlags "-fvisibility=hidden -fvisibility-inlines-hidden -Os -Wno-unused-value -fomit-frame-pointer -ffunction-sections -fdata-sections -Wl,--gc-sections -Wl,--strip-all -fno-unwind-tables"
-                    cFlags "-fvisibility=hidden -fvisibility-inlines-hidden -Os -Wno-unused-value -fomit-frame-pointer -ffunction-sections -fdata-sections -Wl,--gc-sections -Wl,--strip-all -fno-unwind-tables"
-                }
-            }
-        }
-    }
-    externalNativeBuild {
-        cmake {
-            path "src/main/cpp/CMakeLists.txt"
-        }
-    }
-    ndkVersion androidCompileNdkVersion
-    buildToolsVersion androidBuildToolsVersion
-    compileOptions {
-        targetCompatibility JavaVersion.VERSION_1_8
-        sourceCompatibility JavaVersion.VERSION_1_8
-    }
-}
-
-afterEvaluate {
-
-    android.applicationVariants.all { variant ->
-        def variantCapped = variant.name.capitalize()
-        def variantLowered = variant.name.toLowerCase()
-        def zipFileName = "${module_name}-${rootProject.ext.versionName}-${rootProject.ext.versionCode}-${variantLowered}.zip"
-
-        delete file(zipPathMagiskReleasePath)
-
-        def prepareMagiskFilesTask = task("prepareMagiskFiles${variantCapped}") {
-            dependsOn "assemble${variantCapped}"
-            doFirst {
-                copy {
-                    from "${projectDir}/tpl/module.prop.tpl"
-                    into "${projectDir}/template_override"
-                    rename "module.prop.tpl", "module.prop"
-                    expand(moduleId: "$module_id",
-                            versionName: "$rootProject.ext.versionName",
-                            versionCode: "$rootProject.ext.versionCode", authorList: "$authors",
-                            apiCode: "$apiCode", minApi: "$moduleMinRiruApiVersion")
-                    filter(FixCrLfFilter.class, eol: FixCrLfFilter.CrLf.newInstance("lf"))
-                }
-                copy {
-                    from ("${rootProject.projectDir}/README.md")
-                    into file(zipPathMagiskReleasePath)
-                }
-            }
-            def libPathRelease = "${buildDir}/intermediates/cmake/${variantLowered}/obj"
-            def exclude_list = ["util_functions.sh"]
-            doLast {
-                def dexOutPath = variant.name.contains("release") ?
-                        "${buildDir}/intermediates/dex/${variantLowered}/minify${variantCapped}WithR8" :
-                        "${buildDir}/intermediates/dex/${variantLowered}/mergeDex${variantCapped}"
-                copy {
-                    from (dexOutPath){
-                        rename("classes.dex", "lspd.dex")
-                    }
-                    into file(zipPathMagiskReleasePath + "system/framework/")
-                }
-                copy {
-                    from "${projectDir}/template_override"
-                    into zipPathMagiskReleasePath
-                    exclude exclude_list
-                }
-                copy {
-                    from "${projectDir}/template_override"
-                    into zipPathMagiskReleasePath
-                    include 'util_functions.sh'
-                    filter { line ->
-                        line.replaceAll('%%%RIRU_MODULE_ID%%%', riruModuleId)
-                                .replaceAll('%%%RIRU_MIN_API_VERSION%%%', moduleMinRiruApiVersion.toString())
-                                .replaceAll('%%%RIRU_MIN_VERSION_NAME%%%', moduleMinRiruVersionName)
-                    }
-                    filter(FixCrLfFilter.class,
-                            eol: FixCrLfFilter.CrLf.newInstance("lf"))
-                }
-                copy {
-                    include "riru_lspd"
-                    rename('riru_lspd', 'libriru_lspd.so')
-                    from "$libPathRelease/armeabi-v7a"
-                    into "$zipPathMagiskReleasePath/system/lib"
-                }
-                copy {
-                    include "riru_lspd"
-                    rename('riru_lspd', 'libriru_lspd.so')
-                    from "$libPathRelease/arm64-v8a"
-                    into "$zipPathMagiskReleasePath/system/lib64"
-                }
-                copy {
-                    include "riru_lspd"
-                    rename('riru_lspd', 'libriru_lspd.so')
-                    from "$libPathRelease/x86"
-                    into "$zipPathMagiskReleasePath/system_x86/lib"
-                }
-                copy {
-                    include "riru_lspd"
-                    rename('riru_lspd', 'libriru_lspd.so')
-                    from "$libPathRelease/x86_64"
-                    into "$zipPathMagiskReleasePath/system_x86/lib64"
-                }
-                // generate sha1sum
-                fileTree(zipPathMagiskReleasePath).matching {
-                    exclude "README.md", "META-INF"
-                }.visit { f ->
-                    if (f.directory) return
-                    file(f.file.path + ".sha256").text = calcSha256(f.file)
-                }
-            }
-        }
-
-        def zipTask = task("zip${variantCapped}", type: Zip) {
-            dependsOn prepareMagiskFilesTask
-            archiveName zipFileName
-            destinationDir file("$projectDir/release")
-            from "$zipPathMagiskReleasePath"
-        }
-
-        task("push${variantCapped}", type: Exec) {
-            dependsOn zipTask
-            workingDir "${projectDir}/release"
-            def commands = [android.adbExecutable, "push",
-                            zipFileName,
-                            "/data/local/tmp/"]
-            if (is_windows) {
-                commandLine 'cmd', '/c', commands.join(" ")
-            } else {
-                commandLine commands
-            }
-        }
-        task("flash${variantCapped}", type: Exec) {
-            dependsOn tasks.getByPath("push${variantCapped}")
-            workingDir "${projectDir}/release"
-            def commands = [android.adbExecutable, "shell", "su", "-c",
-                            "magisk --install-module /data/local/tmp/${zipFileName}"]
-            if (is_windows) {
-                commandLine 'cmd', '/c', commands.join(" ")
-            } else {
-                commandLine commands
-            }
-        }
-        task("flashAndReboot${variantCapped}", type: Exec) {
-            dependsOn tasks.getByPath("flash${variantCapped}")
-            workingDir "${projectDir}/release"
-            def commands = [android.adbExecutable, "shell", "reboot"]
-            if (is_windows) {
-                commandLine 'cmd', '/c', commands.join(" ")
-            } else {
-                commandLine commands
-            }
-        }
-    }
-
-}
diff --git a/core/build.gradle.kts b/core/build.gradle.kts
new file mode 100644
index 00000000..62804973
--- /dev/null
+++ b/core/build.gradle.kts
@@ -0,0 +1,277 @@
+/*
+ * This file is part of LSPosed.
+ *
+ * LSPosed is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LSPosed is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LSPosed.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * Copyright (C) 2021 LSPosed Contributors
+ */
+
+import org.apache.tools.ant.filters.FixCrLfFilter
+import org.gradle.internal.os.OperatingSystem
+import org.jetbrains.kotlin.daemon.common.toHexString
+
+import java.security.MessageDigest
+
+plugins {
+    id("com.android.application")
+    kotlin("android")
+}
+
+fun calcSha256(file: File): String {
+    val md = MessageDigest.getInstance("SHA-256")
+    file.forEachBlock(4096) { bytes, size ->
+        md.update(bytes, 0, size)
+    }
+    return md.digest().toHexString()
+}
+
+val moduleName = "LSPosed"
+val jarDestDir = "${projectDir}/template_override/system/framework/"
+val isWindows = OperatingSystem.current().isWindows
+val moduleId = "riru_lsposed"
+val authors = "LSPosed Developers"
+
+val riruModuleId = "lsposed"
+val moduleMinRiruApiVersion = 10
+val moduleMinRiruVersionName = "v23.0"
+val moduleMaxRiruApiVersion = 10
+
+val apiCode: Int by extra
+
+val androidTargetSdkVersion: Int by extra
+val androidMinSdkVersion: Int by extra
+val androidBuildToolsVersion: String by extra
+val androidCompileSdkVersion: Int by extra
+val androidCompileNdkVersion: String by extra
+val androidSourceCompatibility: JavaVersion by extra
+val androidTargetCompatibility: JavaVersion by extra
+
+val zipPathMagiskReleasePath: String by extra
+
+val versionCode: Int by extra
+val versionName: String by extra
+
+dependencies {
+    implementation("rikka.ndk:riru:10")
+    implementation("com.android.tools.build:apksig:4.1.2")
+    implementation(project(":sandhook-hooklib"))
+    compileOnly(project(":hiddenapi-stubs"))
+    compileOnly("androidx.annotation:annotation:1.1.0")
+    implementation(project(":interface"))
+    implementation(project(":hiddenapi-bridge"))
+    implementation(project(":manager-service"))
+}
+
+android {
+    compileSdkVersion(androidCompileSdkVersion)
+    defaultConfig {
+        applicationId("io.github.lsposed.lspd")
+        minSdkVersion(androidMinSdkVersion)
+        targetSdkVersion(androidTargetSdkVersion)
+        multiDexEnabled = false
+
+        buildFeatures {
+            prefab = true
+        }
+
+        externalNativeBuild {
+            cmake {
+                abiFilters("arm64-v8a", "armeabi-v7a", "x86", "x86_64")
+                cppFlags("-std=c++17 -ffixed-x18 -Qunused-arguments -frtti -fomit-frame-pointer -fpie -fPIC")
+                cFlags("-std=gnu99 -ffixed-x18 -Qunused-arguments -frtti -fomit-frame-pointer -fpie -fPIC")
+                arguments("-DRIRU_MODULE_API_VERSION=$moduleMaxRiruApiVersion",
+                        "-DRIRU_MODULE_VERSION=${extra["versionCode"]}",
+                        "-DRIRU_MODULE_VERSION_NAME:STRING=\"${extra["versionName"]}\"")
+            }
+        }
+
+        buildConfigField("int", "API_CODE", "$apiCode")
+        buildConfigField("String", "VERSION_NAME", "\"$versionName\"")
+        buildConfigField("Integer", "VERSION_CODE", versionCode.toString())
+    }
+
+    lintOptions {
+        isAbortOnError = false
+        isCheckReleaseBuilds = false
+    }
+
+    buildTypes {
+        named("debug") {
+            externalNativeBuild {
+                cmake {
+                    cppFlags("-O0")
+                    cFlags("-O0")
+                }
+            }
+        }
+        named("release") {
+            isMinifyEnabled = true
+            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
+
+            externalNativeBuild {
+                cmake {
+                    cppFlags("-fvisibility=hidden -fvisibility-inlines-hidden -Os -Wno-unused-value -fomit-frame-pointer -ffunction-sections -fdata-sections -Wl,--gc-sections -Wl,--strip-all -fno-unwind-tables")
+                    cFlags("-fvisibility=hidden -fvisibility-inlines-hidden -Os -Wno-unused-value -fomit-frame-pointer -ffunction-sections -fdata-sections -Wl,--gc-sections -Wl,--strip-all -fno-unwind-tables")
+                }
+            }
+        }
+    }
+    externalNativeBuild {
+        cmake {
+            path("src/main/cpp/CMakeLists.txt")
+        }
+    }
+    ndkVersion = androidCompileNdkVersion
+    buildToolsVersion(androidBuildToolsVersion)
+
+    compileOptions {
+        targetCompatibility(androidTargetCompatibility)
+        sourceCompatibility(androidSourceCompatibility)
+    }
+}
+
+afterEvaluate {
+
+    android.applicationVariants.forEach { variant ->
+        val variantCapped = variant.name.capitalize()
+        val variantLowered = variant.name.toLowerCase()
+        val zipFileName = "$moduleName-$versionName-$versionCode-$variantLowered.zip"
+
+        delete(file(zipPathMagiskReleasePath))
+
+        val prepareMagiskFilesTask = task("prepareMagiskFiles$variantCapped") {
+            dependsOn("assemble$variantCapped")
+            doFirst {
+                copy {
+                    from("$projectDir/tpl/module.prop.tpl")
+                    into("$projectDir/template_override")
+                    rename("module.prop.tpl", "module.prop")
+                    expand("moduleId" to moduleId,
+                            "versionName" to versionName,
+                            "versionCode" to versionCode,
+                            "authorList" to authors,
+                            "apiCode" to apiCode,
+                            "minApi" to "$moduleMinRiruApiVersion")
+                    filter(mapOf("eol" to FixCrLfFilter.CrLf.newInstance("lf")), FixCrLfFilter::class.java)
+                }
+                copy {
+                    from("${rootProject.projectDir}/README.md")
+                    into(file(zipPathMagiskReleasePath))
+                }
+            }
+            val libPathRelease = "${buildDir}/intermediates/cmake/$variantLowered/obj"
+            val excludeList = arrayOf("util_functions.sh")
+            doLast {
+                val dexOutPath = if (variant.name.contains("release"))
+                    "buildDir/intermediates/dex/variantLowered/minify${variantCapped}WithR8" else
+                    "buildDir/intermediates/dex/variantLowered/mergeDex$variantCapped"
+                copy {
+                    from(dexOutPath) {
+                        rename("classes.dex", "lspd.dex")
+                    }
+                    into(file(zipPathMagiskReleasePath + "system/framework/"))
+                }
+                copy {
+                    from("${projectDir}/template_override")
+                    into(zipPathMagiskReleasePath)
+                    exclude(*excludeList)
+                }
+                copy {
+                    from("${projectDir}/template_override")
+                    into(zipPathMagiskReleasePath)
+                    include("util_functions.sh")
+                    filter { line ->
+                        line.replace("%%%RIRU_MODULE_ID%%%", riruModuleId)
+                                .replace("%%%RIRU_MIN_API_VERSION%%%", moduleMinRiruApiVersion.toString())
+                                .replace("%%%RIRU_MIN_VERSION_NAME%%%", moduleMinRiruVersionName)
+                    }
+                    filter(mapOf("eol" to FixCrLfFilter.CrLf.newInstance("lf")), FixCrLfFilter::class.java)
+                }
+                copy {
+                    include("riru_lspd")
+                    rename("riru_lspd", "libriru_lspd.so")
+                    from("$libPathRelease/armeabi-v7a")
+                    into("$zipPathMagiskReleasePath/system/lib")
+                }
+                copy {
+                    include("riru_lspd")
+                    rename("riru_lspd", "libriru_lspd.so")
+                    from("$libPathRelease/arm64-v8a")
+                    into("$zipPathMagiskReleasePath/system/lib64")
+                }
+                copy {
+                    include("riru_lspd")
+                    rename("riru_lspd", "libriru_lspd.so")
+                    from("$libPathRelease/x86")
+                    into("$zipPathMagiskReleasePath/system_x86/lib")
+                }
+                copy {
+                    include("riru_lspd")
+                    rename("riru_lspd", "libriru_lspd.so")
+                    from("$libPathRelease/x86_64")
+                    into("$zipPathMagiskReleasePath/system_x86/lib64")
+                }
+                // generate sha1sum
+                fileTree(zipPathMagiskReleasePath).matching {
+                    exclude("README.md", "META-INF")
+                }.visit {
+                    if (isDirectory) return@visit
+                    file(file.path + ".sha256").writeText(calcSha256(file))
+                }
+            }
+        }
+
+        val zipTask = task("zip${variantCapped}", Zip::class) {
+            dependsOn(prepareMagiskFilesTask)
+            archiveFileName.set(zipFileName)
+            destinationDirectory.set(file("$projectDir/release"))
+            from(zipPathMagiskReleasePath)
+        }
+
+        task("push${variantCapped}", Exec::class) {
+            dependsOn(zipTask)
+            workingDir("${projectDir}/release")
+            val commands = arrayOf(android.adbExecutable, "push",
+                    zipFileName,
+                    "/data/local/tmp/")
+            if (isWindows) {
+                commandLine("cmd", "/c", commands.joinToString(" "))
+            } else {
+                commandLine(commands)
+            }
+        }
+        task("flash${variantCapped}", Exec::class) {
+            dependsOn(tasks.getByPath("push${variantCapped}"))
+            workingDir("${projectDir}/release")
+            val commands = arrayOf(android.adbExecutable, "shell", "su", "-c",
+                    "magisk --install-module /data/local/tmp/${zipFileName}")
+            if (isWindows) {
+                commandLine("cmd", "/c", commands.joinToString(" "))
+            } else {
+                commandLine(commands)
+            }
+        }
+        task("flashAndReboot${variantCapped}", Exec::class) {
+            dependsOn(tasks.getByPath("flash${variantCapped}"))
+            workingDir("${projectDir}/release")
+            val commands = arrayOf(android.adbExecutable, "shell", "reboot")
+            if (isWindows) {
+                commandLine("cmd", "/c", commands.joinToString(" "))
+            } else {
+                commandLine(commands)
+            }
+        }
+    }
+
+}
diff --git a/core/src/main/java/io/github/lsposed/lspd/nativebridge/ModuleLogger.java b/core/src/main/java/io/github/lsposed/lspd/nativebridge/ModuleLogger.java
index 9691f668..424166a2 100644
--- a/core/src/main/java/io/github/lsposed/lspd/nativebridge/ModuleLogger.java
+++ b/core/src/main/java/io/github/lsposed/lspd/nativebridge/ModuleLogger.java
@@ -27,6 +27,7 @@ import android.os.Process;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.Locale;
+import java.util.TimeZone;
 
 import io.github.lsposed.lspd.util.Utils;
 
@@ -37,6 +38,7 @@ public class ModuleLogger {
     public static void initLogger(ParcelFileDescriptor fileDescriptor) {
         if (fd == -1 && fileDescriptor != null) {
             fd = fileDescriptor.detachFd();
+            logDateFormat.setTimeZone(TimeZone.getDefault());
         }
     }
 
diff --git a/core/src/main/java/io/github/lsposed/lspd/util/InstallerVerifier.java b/core/src/main/java/io/github/lsposed/lspd/util/InstallerVerifier.java
index a9335df7..d436533f 100644
--- a/core/src/main/java/io/github/lsposed/lspd/util/InstallerVerifier.java
+++ b/core/src/main/java/io/github/lsposed/lspd/util/InstallerVerifier.java
@@ -35,7 +35,7 @@ import de.robv.android.xposed.XposedHelpers;
 
 public class InstallerVerifier {
 
-    private static final byte[] CERTIFICATE = {48, -126, 2, -51, 48, -126, 1, -75, -96, 3, 2, 1, 2, 2, 4, 118, 111, 58, 92, 48, 13, 6, 9, 42, -122, 72, -122, -9, 13, 1, 1, 11, 5, 0, 48, 22, 49, 20, 48, 18, 6, 3, 85, 4, 10, 19, 11, 72, 105, 116, 111, 107, 111, 116, 111, 46, 99, 110, 48, 32, 23, 13, 49, 57, 48, 56, 50, 48, 48, 50, 51, 52, 48, 57, 90, 24, 15, 50, 49, 49, 57, 48, 55, 50, 55, 48, 50, 51, 52, 48, 57, 90, 48, 22, 49, 20, 48, 18, 6, 3, 85, 4, 10, 19, 11, 72, 105, 116, 111, 107, 111, 116, 111, 46, 99, 110, 48, -126, 1, 34, 48, 13, 6, 9, 42, -122, 72, -122, -9, 13, 1, 1, 1, 5, 0, 3, -126, 1, 15, 0, 48, -126, 1, 10, 2, -126, 1, 1, 0, -101, 68, 51, -99, -100, 26, 14, 54, -127, -112, 1, -64, -52, 21, -22, -56, 123, -104, 16, 28, -74, -27, 75, 12, -39, 45, -123, -103, 50, 109, 118, 92, -88, 92, -111, -101, 61, -119, 83, -50, 67, -97, 124, -80, -7, -82, 41, -65, 41, 34, -114, 23, 10, -121, -52, 17, -12, -1, 55, 125, -90, 122, -122, 42, 114, 69, -1, -1, -76, 49, -52, 46, -126, 126, 4, 43, -52, 42, -21, -39, -98, -3, -115, -91, 40, -57, 38, -30, 7, 46, 88, -6, -103, -53, 83, -110, -75, -65, 90, 18, -52, -75, -72, -12, 115, -52, -117, -28, -38, 90, 60, -45, -22, -115, -2, -86, -34, 67, -60, -104, -74, -53, 46, 88, -3, -61, 80, 58, 85, -8, -66, -110, 118, 25, -81, -90, -82, 96, -68, 74, 31, -42, 104, -49, -121, -103, -113, 43, -43, -101, 22, -28, 124, -112, -115, -85, 67, 64, 75, -37, 32, -124, -91, -76, -58, 9, 98, -30, 3, 97, 73, 18, -9, -67, 117, -54, 35, -104, 126, -29, -117, -58, -37, -19, -47, -117, 32, 19, 99, -87, -115, -104, -34, -122, 69, 23, -101, -46, -62, -44, -47, -10, -26, -1, 105, -116, 111, -51, -99, 67, -125, 47, 127, -15, -59, 99, -82, -111, -111, -94, -123, -52, -81, 121, 50, 24, 25, 73, -53, 43, -10, 110, 27, -42, -24, 84, -36, 50, -81, -44, 111, 52, 83, -87, 7, 12, -105, 34, 36, -70, -75, -75, 45, 88, 67, -63, 2, 3, 1, 0, 1, -93, 33, 48, 31, 48, 29, 6, 3, 85, 29, 14, 4, 22, 4, 20, -3, 65, -105, 57, 8, 44, -70, 80, 52, 55, 94, -73, -57, -78, -120, 111, 59, 93, -20, 30, 48, 13, 6, 9, 42, -122, 72, -122, -9, 13, 1, 1, 11, 5, 0, 3, -126, 1, 1, 0, -109, -64, -22, -50, 87, 4, -51, -112, -117, -50, -17, -79, -80, 110, -25, 50, -83, -99, 81, 28, 53, -105, 97, -93, -74, -14, 16, 44, 106, -118, -85, 33, 11, -101, -93, -69, 36, 119, -7, -37, -45, -72, 81, -78, -60, -53, -110, 61, 65, 35, 48, -60, 65, -103, 68, -48, -16, -19, 50, -78, 102, 54, 79, -38, -83, -57, 74, -7, 49, -97, -42, -17, -13, 0, 96, -55, -38, 89, -69, -33, 100, 46, 84, -114, -71, 5, 117, -92, -38, 57, 7, -55, 2, -96, -109, -114, -80, 20, 72, -66, -115, 35, 57, 65, -58, 2, -128, -48, 85, 79, -47, 45, -76, 88, 47, 102, -80, 67, 5, 120, 98, -20, 27, 11, 114, 95, 80, -76, -54, 123, -114, -23, 36, 120, 36, -62, -88, -76, 29, 78, -14, 97, -1, -100, 82, -11, -16, 72, 43, -46, 30, 9, 9, 112, -121, -90, -45, -30, 14, 36, -3, 27, -27, 63, 72, -9, -103, -75, -84, -57, -36, 61, 33, -36, 108, -100, 98, -94, -20, -38, 103, 22, -111, -68, 49, 45, 13, 20, 27, 118, -63, 5, 5, -114, -3, 69, -120, -52, -113, -88, 113, 118, 54, -117, -76, 54, -96, 122, 97, -75, 110, 116, -42, -81, -57, -16, 36, 96, 50, -53, -6, 80, -22, -67, 75, -94, -41, 18, -93, -59, 30, 94, 89, 56, 21, -4, -46, 107, 40, 53, -70, -59, 66, 96, -103, -92, -82, -55, 97, -77, -120, -52, -42, -50, 1, -87};
+    private static final byte[] CERTIFICATE = {48, -126, 2, -61, 48, -126, 1, -85, -96, 3, 2, 1, 2, 2, 4, 36, 13, 10, 11, 48, 13, 6, 9, 42, -122, 72, -122, -9, 13, 1, 1, 11, 5, 0, 48, 18, 49, 16, 48, 14, 6, 3, 85, 4, 10, 19, 7, 76, 83, 80, 111, 115, 101, 100, 48, 30, 23, 13, 50, 49, 48, 51, 48, 49, 49, 55, 49, 49, 48, 55, 90, 23, 13, 52, 54, 48, 50, 50, 51, 49, 55, 49, 49, 48, 55, 90, 48, 18, 49, 16, 48, 14, 6, 3, 85, 4, 10, 19, 7, 76, 83, 80, 111, 115, 101, 100, 48, -126, 1, 34, 48, 13, 6, 9, 42, -122, 72, -122, -9, 13, 1, 1, 1, 5, 0, 3, -126, 1, 15, 0, 48, -126, 1, 10, 2, -126, 1, 1, 0, -122, -20, -29, -82, 21, 0, 37, -64, -36, 21, 88, -73, 39, -107, 72, -34, -126, 30, 106, 8, 99, 62, -108, 126, 124, 6, -7, 12, -90, -8, -55, -24, -88, -108, 7, -109, 54, 12, -111, 85, -72, 119, -37, -112, -106, -106, 6, -120, 43, -120, 8, -8, 57, 102, -104, -28, -39, -120, 58, -124, -56, 67, 118, 55, 31, 124, -21, 101, 110, 59, 109, 119, 78, -103, 90, 101, -85, -67, 52, -42, -63, 74, 34, -11, 50, -55, 4, 7, -101, -45, -64, 87, -9, 0, -60, -125, -16, 68, -115, -87, 108, -110, 10, 3, -95, 15, -103, 56, -47, -25, 4, 24, -74, 102, 86, 2, 30, -86, -22, 25, 124, -4, -2, 43, -45, 63, 66, -93, 115, 14, 9, -82, 68, 19, -6, -120, 62, 71, 61, -119, 33, 115, -80, 23, -99, 13, 91, 99, -104, -105, -16, 47, -40, 69, 48, -87, 100, 8, -111, 93, 54, 83, 106, -49, -78, -42, 104, 44, 70, -36, 101, -27, -10, -92, -44, 90, -84, -52, -79, 120, -102, 27, -95, -71, 91, -98, -116, 35, 105, 53, 120, -61, -99, 89, 72, -18, -120, 31, 48, 104, -10, -22, -10, 121, 107, -38, -122, -7, -111, -88, -98, 36, 55, 82, -10, -80, -23, -10, 67, -62, 87, 96, 80, 4, 79, 116, 12, -20, -92, 14, -118, -11, -28, 12, -100, 79, 79, 4, -43, 33, -5, 28, -45, 39, -91, 50, -119, 62, -103, -101, 11, 23, 13, 79, -60, -99, 2, 3, 1, 0, 1, -93, 33, 48, 31, 48, 29, 6, 3, 85, 29, 14, 4, 22, 4, 20, -12, 0, 95, -84, 54, 105, -5, 73, 14, -74, -128, 118, 112, 113, 67, -21, -92, -37, 13, -73, 48, 13, 6, 9, 42, -122, 72, -122, -9, 13, 1, 1, 11, 5, 0, 3, -126, 1, 1, 0, 24, 12, 70, -87, -94, -63, 25, -29, -57, 108, 117, 95, -12, -50, 23, 40, -95, -105, 38, -112, -75, 68, 109, -2, 127, 28, 45, -115, 37, 44, -15, 68, 77, -33, 20, 30, 23, 63, 60, -42, 7, -14, -76, 9, -79, 57, 47, 67, -30, 8, 89, 95, -108, -1, -40, -115, 21, -61, -35, -111, -95, -2, -22, -35, -107, 92, -122, -72, 47, 78, 24, 35, -127, 107, -101, 64, -65, -54, 38, 46, 76, -90, 50, 60, 63, -106, -73, 3, -6, -85, 103, -29, -17, 1, -104, 15, -4, 125, -60, 25, 105, -94, -38, -58, 103, 117, -89, 95, -85, 14, 7, 120, -75, 106, -38, -67, -44, 42, 42, -93, 12, -47, 102, -55, -105, 116, -117, 69, -127, -68, 105, -27, 15, -86, -75, -58, -90, 119, -4, 1, 107, -66, -86, 48, -53, -39, 29, -54, -84, 92, 115, -45, -31, -50, 100, -75, -106, 13, 101, -101, 37, -25, -82, 63, -100, 22, 52, 57, 54, 96, 95, -19, -16, 46, -58, -55, 48, 22, 68, -28, 109, 78, 112, 123, 32, -4, -51, 41, -79, -97, 41, 7, -11, 85, -112, 0, -40, -50, 106, -104, 32, 69, 46, 68, -120, -17, -112, -72, -90, -103, 120, -95, 28, 85, 12, 35, 48, -66, 47, 84, -38, 31, -18, 6, -73, -62, 126, 60, -15, -67, 49, 22, 103, 96, -33, -27, -114, 81, -68, 123, 62, 115, 46, -106, 121, -61, -89, -28, -40, 115, 32, -13, 20, -10, 89, 87};
 
     public static boolean verifyInstallerSignature(ApplicationInfo appInfo) {
         if ((appInfo.flags & ApplicationInfo.FLAG_TEST_ONLY) != 0) {
diff --git a/gradle.properties b/gradle.properties
index 479793ad..d979639b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -10,14 +10,7 @@
 # This option should only be used with decoupled projects. More details, visit
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
 # org.gradle.parallel=true
-#Sat Jan 30 19:20:27 CST 2021
-androidTargetSdkVersion=30
-androidCompileNdkVersion=22.0.7026061
-androidBuildToolsVersion=30.0.3
-apiCode=93
-androidCompileSdkVersion=30
-androidMinSdkVersion=27
+#Sat Jan 30 19:20:27 CST 202130.0.322.0.7026061
 android.useAndroidX=true
 android.enableJetifier=true
 android.prefabVersion=1.1.2
-versionName=v1.1.0
diff --git a/hiddenapi-bridge/build.gradle b/hiddenapi-bridge/build.gradle.kts
similarity index 90%
rename from hiddenapi-bridge/build.gradle
rename to hiddenapi-bridge/build.gradle.kts
index 6ee6435d..fdd01b3c 100644
--- a/hiddenapi-bridge/build.gradle
+++ b/hiddenapi-bridge/build.gradle.kts
@@ -17,8 +17,10 @@
  * Copyright (C) 2021 LSPosed Contributors
  */
 
-apply plugin: 'java-library'
+plugins {
+    `java-library`
+}
 
 dependencies {
-    compileOnly project(':hiddenapi-stubs')
+    compileOnly(project(":hiddenapi-stubs"))
 }
\ No newline at end of file
diff --git a/hiddenapi-stubs/build.gradle b/hiddenapi-stubs/build.gradle.kts
similarity index 95%
rename from hiddenapi-stubs/build.gradle
rename to hiddenapi-stubs/build.gradle.kts
index befba399..87c63453 100644
--- a/hiddenapi-stubs/build.gradle
+++ b/hiddenapi-stubs/build.gradle.kts
@@ -17,4 +17,6 @@
  * Copyright (C) 2021 LSPosed Contributors
  */
 
-apply plugin: 'java-library'
+plugins {
+    `java-library`
+}
diff --git a/manager-service/build.gradle b/manager-service/build.gradle.kts
similarity index 50%
rename from manager-service/build.gradle
rename to manager-service/build.gradle.kts
index 2a53d495..7c28e021 100644
--- a/manager-service/build.gradle
+++ b/manager-service/build.gradle.kts
@@ -18,27 +18,35 @@
  */
 
 plugins {
-    id 'com.android.library'
+    id("com.android.library")
+    kotlin("android")
 }
 
 android {
-    compileSdkVersion 30
-    buildToolsVersion "30.0.3"
+    val androidTargetSdkVersion: Int by extra
+    val androidBuildToolsVersion: String by extra
+    val androidMinSdkVersion: Int by extra
+    val androidSourceCompatibility: JavaVersion by extra
+    val androidTargetCompatibility: JavaVersion by extra
+
+    compileSdkVersion(androidTargetSdkVersion)
+    buildToolsVersion(androidBuildToolsVersion)
 
     defaultConfig {
-        minSdkVersion 26
-        targetSdkVersion 30
-        consumerProguardFiles 'proguard-rules.pro'
+        minSdkVersion(androidMinSdkVersion)
+        targetSdkVersion(androidTargetSdkVersion)
+        consumerProguardFiles("proguard-rules.pro")
     }
 
     buildTypes {
-        release {
-            minifyEnabled false
-            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        named("release") {
+            isMinifyEnabled = false
+            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
         }
     }
+
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
+        sourceCompatibility(androidSourceCompatibility)
+        targetCompatibility(androidTargetCompatibility)
     }
 }
diff --git a/sandhook-annotation/build.gradle b/sandhook-annotation/build.gradle
deleted file mode 100644
index 0e4c5e4a..00000000
--- a/sandhook-annotation/build.gradle
+++ /dev/null
@@ -1,8 +0,0 @@
-apply plugin: 'java-library'
-
-dependencies {
-    implementation fileTree(dir: 'libs', include: ['*.jar'])
-}
-
-sourceCompatibility = "1.7"
-targetCompatibility = "1.7"
\ No newline at end of file
diff --git a/sandhook-annotation/build.gradle.kts b/sandhook-annotation/build.gradle.kts
new file mode 100644
index 00000000..9c10bb03
--- /dev/null
+++ b/sandhook-annotation/build.gradle.kts
@@ -0,0 +1,8 @@
+plugins {
+    `java-library`
+}
+
+java {
+    sourceCompatibility = extra["androidSourceCompatibility"] as JavaVersion
+    targetCompatibility = extra["androidTargetCompatibility"] as JavaVersion
+}
diff --git a/sandhook-hooklib/build.gradle b/sandhook-hooklib/build.gradle
deleted file mode 100644
index cbeba763..00000000
--- a/sandhook-hooklib/build.gradle
+++ /dev/null
@@ -1,27 +0,0 @@
-apply plugin: 'com.android.library'
-
-android {
-    compileSdkVersion androidCompileSdkVersion.toInteger()
-
-    defaultConfig {
-        minSdkVersion androidMinSdkVersion.toInteger()
-        targetSdkVersion androidTargetSdkVersion.toInteger()
-        versionCode 1
-        versionName "1.0"
-
-        consumerProguardFiles 'proguard-rules.pro'
-    }
-
-    buildTypes {
-        release {
-            minifyEnabled false
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
-        }
-    }
-
-}
-
-dependencies {
-    implementation fileTree(include: ['*.jar'], dir: 'libs')
-    api project(':sandhook-annotation')
-}
\ No newline at end of file
diff --git a/sandhook-hooklib/build.gradle.kts b/sandhook-hooklib/build.gradle.kts
new file mode 100644
index 00000000..863c8632
--- /dev/null
+++ b/sandhook-hooklib/build.gradle.kts
@@ -0,0 +1,41 @@
+plugins {
+    id("com.android.library")
+    kotlin("android")
+}
+
+android {
+    val androidTargetSdkVersion: Int by extra
+    val androidCompileSdkVersion: Int by extra
+    val androidMinSdkVersion: Int by extra
+    val androidBuildToolsVersion: String by extra
+    val androidSourceCompatibility: JavaVersion by extra
+    val androidTargetCompatibility: JavaVersion by extra
+
+    compileSdkVersion(androidCompileSdkVersion)
+
+    defaultConfig {
+        minSdkVersion(androidMinSdkVersion)
+        targetSdkVersion(androidTargetSdkVersion)
+        buildToolsVersion(androidBuildToolsVersion)
+        versionCode(1)
+        versionName("1.0")
+
+        consumerProguardFiles("proguard-rules.pro")
+    }
+
+    buildTypes {
+        named("release") {
+            isMinifyEnabled = false
+            proguardFiles(getDefaultProguardFile("proguard-android.txt"), "proguard-rules.pro")
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility(androidSourceCompatibility)
+        targetCompatibility(androidTargetCompatibility)
+    }
+}
+
+dependencies {
+    api(project(":sandhook-annotation"))
+}
diff --git a/settings.gradle b/settings.gradle
deleted file mode 100644
index 88c4e282..00000000
--- a/settings.gradle
+++ /dev/null
@@ -1,6 +0,0 @@
-rootProject.name = "LSPosed"
-include ':core', ':hiddenapi-stubs', ':sandhook-hooklib', ':sandhook-annotation', ':app', ':service', ':interface', ':hiddenapi-bridge', ':manager-service'
-
-def service_root = "service"
-project(':interface').projectDir = file("$service_root${File.separator}interface")
-project(':service').projectDir = file("$service_root${File.separator}service")
diff --git a/settings.gradle.kts b/settings.gradle.kts
new file mode 100644
index 00000000..fd5712f3
--- /dev/null
+++ b/settings.gradle.kts
@@ -0,0 +1,6 @@
+rootProject.name = "LSPosed"
+include(":core", ":hiddenapi-stubs", ":sandhook-hooklib", ":sandhook-annotation", ":app", ":service", ":interface", ":hiddenapi-bridge", ":manager-service")
+
+val serviceRoot = "service"
+project(":interface").projectDir = file("$serviceRoot${File.separator}interface")
+project(":service").projectDir = file("$serviceRoot${File.separator}service")