diff --git a/build.gradle b/build.gradle.kts
similarity index 68%
rename from build.gradle
rename to build.gradle.kts
index 00c9585b98..d295ea8af3 100644
--- a/build.gradle
+++ b/build.gradle.kts
@@ -21,19 +21,19 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    project.apply from: "${rootDir}/constants.gradle"
+    apply(from = "${rootDir}/constants.gradle")
 
     repositories {
-        maven { url "https://maven.pkg.jetbrains.space/public/p/kotlinx-html/maven" }
+        maven { url = uri("https://maven.pkg.jetbrains.space/public/p/kotlinx-html/maven") }
         mavenCentral()
         google()
     }
 
     dependencies {
-        classpath "com.android.tools.build:gradle:${project.ext.gradleVersion}"
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:${project.ext.kotlinVersion}"
-        classpath "org.jetbrains.dokka:dokka-gradle-plugin:${project.ext.dokkaVersion}"
-        classpath 'org.jacoco:org.jacoco.core:0.8.7'
+        classpath(Plugins.android_gradle)
+        classpath(Plugins.kotlin_gradle)
+        classpath(Plugins.dokka)
+        classpath(Libs.jacoco_core)
     }
 }
 
@@ -41,9 +41,9 @@ allprojects {
     repositories {
         mavenCentral()
         google()
-        maven { url "https://maven.pkg.jetbrains.space/public/p/kotlinx-html/maven" }
-        maven { url 'https://jitpack.io' }
+        maven { url = uri("https://maven.pkg.jetbrains.space/public/p/kotlinx-html/maven") }
+        maven { url = uri("https://jitpack.io") }
     }
 
-    project.apply from: "${rootDir}/constants.gradle"
+    apply(from = "${rootDir}/constants.gradle")
 }
diff --git a/buildSrc/build.gradle.kts b/buildSrc/build.gradle.kts
new file mode 100644
index 0000000000..181a98709a
--- /dev/null
+++ b/buildSrc/build.gradle.kts
@@ -0,0 +1,9 @@
+import org.gradle.kotlin.dsl.`kotlin-dsl`
+
+plugins {
+    `kotlin-dsl`
+}
+
+repositories {
+    mavenCentral()
+}
diff --git a/buildSrc/src/main/kotlin/Dependencies.kt b/buildSrc/src/main/kotlin/Dependencies.kt
new file mode 100644
index 0000000000..7c90e5fec2
--- /dev/null
+++ b/buildSrc/src/main/kotlin/Dependencies.kt
@@ -0,0 +1,121 @@
+object Config {
+  const val minSdk = 15
+  const val compileSdk = 29
+  const val targetSdk = 29
+}
+
+object Versions {
+  const val acra = "5.5.0"
+  const val analytics = "4.+"
+  const val android_billingclient = "3.0.0"
+  const val android_installreferrer = "1.0" // there are issues with 1.1 regarding permissions, asks for unnecessary permissions
+  const val androidx = "1.1.0"
+  const val androidxActivity = "1.2.0"
+  const val androidxAnnotation = "1.1.0"
+  const val androidxBrowser = "1.0.0"
+  const val androidxCardview = "1.0.0"
+  const val androidxConstraintLayout = "1.1.3"
+  const val androidxCore = "1.0.0"
+  const val androidxCoreKtx = "1.3.2"
+  const val androidxEspressoCore = "3.1.0"
+  const val androidxFragment = "1.3.0"
+  const val androidxLegacy = "1.0.0"
+  const val androidxTest = "1.0.0"
+  const val assertj = "3.15.0"
+  const val dexmaker = "1.2"
+  const val dokka = "1.4.30"
+  const val firebaseBom = "29.3.1"
+  const val firebaseMessaging = "23.0.3"
+  const val fresco = "2.6.0"
+  const val glide = "4.13.0"
+  const val googleServices = "4.3.5"
+  const val gradle = "4.2.0" // Android gradle plugin version
+  const val gson = "2.8.8"
+  const val guava = "18.0"
+  const val junit = "4.13"
+  const val jacoco = "0.8.7"
+  const val json = "20180130"
+  const val kotlin = "1.5.10"
+  const val leakcanaryAndroid = "2.8.1"
+  const val liquidcore = "0.6.2"
+  const val material = "1.0.0"
+  const val mockitoInline = "2.26.0"
+  const val mockitoKotlin = "2.2.0"
+  const val mockwebserver = "4.9.0"
+  const val playServicesAuth = "16.0.0"
+  const val playServicesGcm = "17.0.0"
+  const val powerMock = "2.0.2"
+  const val robolectric = "4.4"
+  const val stetho = "1.5.0"
+  const val testng = "6.9.6"
+  const val zxing = "3.3.3"
+}
+
+object Plugins {
+  const val android_gradle = "com.android.tools.build:gradle:${Versions.gradle}"
+  const val kotlin_gradle = "org.jetbrains.kotlin:kotlin-gradle-plugin:${Versions.kotlin}"
+  const val dokka = "org.jetbrains.dokka:dokka-gradle-plugin:${Versions.dokka}"
+  const val google_services = "com.google.gms:google-services:${Versions.googleServices}"
+}
+
+object Libs {
+
+  // android
+  const val android_billingclient = "com.android.billingclient:billing:${Versions.android_billingclient}"
+  const val android_installreferrer = "com.android.installreferrer:installreferrer:${Versions.android_installreferrer}" //https://developer.android.com/google/play/installreferrer/library.html#java
+  const val androidx_activity = "androidx.activity:activity:${Versions.androidxActivity}"
+  const val androidx_annotation = "androidx.annotation:annotation:${Versions.androidxAnnotation}"
+  const val androidx_appcompat = "androidx.appcompat:appcompat:${Versions.androidx}"
+  const val androidx_browser = "androidx.browser:browser:${Versions.androidxBrowser}"
+  const val androidx_cardview = "androidx.cardview:cardview:${Versions.androidxCardview}"
+  const val androidx_constraintlayout = "androidx.constraintlayout:constraintlayout:${Versions.androidxConstraintLayout}"
+  const val androidx_core = "androidx.core:core:${Versions.androidxCore}"
+  const val androidx_core_ktx = "androidx.core:core-ktx:${Versions.androidxCoreKtx}"
+  const val androidx_espresso_core = "androidx.test.espresso:espresso-core:${Versions.androidxEspressoCore}"
+  const val androidx_fragment = "androidx.fragment:fragment:${Versions.androidxFragment}"
+  const val androidx_legacy_support_v4 = "androidx.legacy:legacy-support-v4:${Versions.androidxLegacy}"
+  const val androidx_legacy_support_core_utils = "androidx.legacy:legacy-support-core-utils:${Versions.androidxLegacy}"
+  const val androidx_recyclerview = "androidx.recyclerview:recyclerview:${Versions.androidx}"
+  const val androidx_test_core = "androidx.test:core:${Versions.androidxTest}"
+
+  // google
+  const val dexmaker = "com.google.dexmaker:dexmaker:${Versions.dexmaker}"
+  const val dexmaker_mockito = "com.google.dexmaker:dexmaker-mockito:${Versions.dexmaker}"
+  const val firebase_bom = "com.google.firebase:firebase-bom:${Versions.firebaseBom}"
+  const val firebase_analytics = "com.google.firebase:firebase-analytics"
+  const val firebase_messaging = "com.google.firebase:firebase-messaging:${Versions.firebaseMessaging}"
+  const val gson = "com.google.code.gson:gson:${Versions.gson}"
+  const val guava = "com.google.guava:guava:${Versions.guava}"
+  const val material = "com.google.android.material:material:${Versions.material}"
+  const val play_services_auth = "com.google.android.gms:play-services-auth:${Versions.playServicesAuth}"
+  const val play_services_gcm = "com.google.android.gms:play-services-gcm:${Versions.playServicesGcm}"
+  const val zxing = "com.google.zxing:core:${Versions.zxing}"
+
+  // 1st-party
+  const val fresco = "com.facebook.fresco:fresco:${Versions.fresco}"
+  const val stetho = "com.facebook.stetho:stetho:${Versions.stetho}"
+
+  const val acra = "ch.acra:acra-mail:${Versions.acra}"
+  const val analytics = "com.segment.analytics.android:analytics:${Versions.analytics}"
+  const val assertj_core = "org.assertj:assertj-core:${Versions.assertj}"
+  const val glide = "com.github.bumptech.glide:glide:${Versions.glide}"
+  const val glide_compiler = "com.github.bumptech.glide:compiler:${Versions.glide}"
+  const val jacoco_core = "org.jacoco:org.jacoco.core:${Versions.jacoco}"
+  const val json = "org.json:json:${Versions.json}"
+  const val junit = "junit:junit:${Versions.junit}"
+  const val kotlin_stdlib = "org.jetbrains.kotlin:kotlin-stdlib:${Versions.kotlin}"
+  const val kotlin_stdlib_jdk7 = "org.jetbrains.kotlin:kotlin-stdlib-jdk7:${Versions.kotlin}"
+  const val kotlin_test_junit = "org.jetbrains.kotlin:kotlin-test-junit:${Versions.kotlin}"
+  const val leakcanary_android = "com.squareup.leakcanary:leakcanary-android:${Versions.leakcanaryAndroid}"
+  const val liquidcore = "com.github.LiquidPlayer:LiquidCore:${Versions.liquidcore}"
+  const val mockito_inline = "org.mockito:mockito-inline:${Versions.mockitoInline}"
+  const val mockito_kotlin = "com.nhaarman.mockitokotlin2:mockito-kotlin:${Versions.mockitoKotlin}"
+  const val mockwebserver = "com.squareup.okhttp3:mockwebserver:${Versions.mockwebserver}"
+  const val powermock_core = "org.powermock:powermock-core:${Versions.powerMock}"
+  const val powermock_api_mockito2 = "org.powermock:powermock-api-mockito2:${Versions.powerMock}"
+  const val powermock_junit4 = "org.powermock:powermock-module-junit4:${Versions.powerMock}"
+  const val powermock_junit4_rule = "org.powermock:powermock-module-junit4-rule:${Versions.powerMock}"
+  const val powermock_classloading_xstream = "org.powermock:powermock-classloading-xstream:${Versions.powerMock}"
+  const val robolectric = "org.robolectric:robolectric:${Versions.robolectric}"
+  const val testng = "org.testng:testng:${Versions.testng}"
+}
diff --git a/facebook-applinks/build.gradle b/facebook-applinks/build.gradle
index 1df387503b..f0b64f8d09 100644
--- a/facebook-applinks/build.gradle
+++ b/facebook-applinks/build.gradle
@@ -32,16 +32,16 @@ dependencies {
     // Facebook Dependencies
     api project(':facebook-core')
     // Support Dependencies
-    implementation "androidx.annotation:annotation:${project.ext.androidxAnnotationVersion}"
-    implementation "androidx.legacy:legacy-support-core-utils:${project.ext.androidxLegacyVersion}"
+    implementation(Libs.androidx_annotation)
+    implementation(Libs.androidx_legacy_support_core_utils)
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         consumerProguardFiles 'proguard-rules.pro'
     }
 
diff --git a/facebook-bolts/build.gradle b/facebook-bolts/build.gradle
index 3efe6b8931..ec6ca68bda 100644
--- a/facebook-bolts/build.gradle
+++ b/facebook-bolts/build.gradle
@@ -29,45 +29,40 @@ project.ext.description = 'Facebook Android SDK Bolts support library'
 project.ext.url = 'https://github.com/facebook/facebook-android-sdk'
 
 dependencies {
-    def kotlin_ver = project.ext.kotlinVersion
-
-    implementation "androidx.annotation:annotation:${project.ext.androidxVersion}"
-    implementation "androidx.core:core-ktx:1.3.2"
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_ver"
+    implementation(Libs.androidx_annotation)
+    implementation(Libs.androidx_core_ktx)
+    implementation(Libs.kotlin_stdlib)
 
     // Unit Tests
     testImplementation project(":facebook-testutil")
-    testImplementation "junit:junit:$junitVersion"
-    testImplementation 'org.robolectric:robolectric:4.4'
-    testImplementation 'androidx.test:core:1.0.0'
-
-    testImplementation "org.mockito:mockito-inline:2.26.0"
-    testImplementation "org.mockito.kotlin:mockito-kotlin:2.2.11"
-
-    def powerMockVersion = '2.0.2'
-    testImplementation "org.powermock:powermock-core:$powerMockVersion"
-    testImplementation "org.powermock:powermock-api-mockito2:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4-rule:$powerMockVersion"
-    testImplementation "org.powermock:powermock-classloading-xstream:$powerMockVersion"
-    testImplementation 'org.assertj:assertj-core:3.15.0'
-
-    testImplementation "com.android.installreferrer:installreferrer:1.0"
-    testImplementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_ver"
-    testImplementation "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_ver"
-
+    testImplementation(Libs.junit)
+    testImplementation(Libs.robolectric)
+    testImplementation(Libs.androidx_test_core)
+    testImplementation(Libs.mockito_inline)
+    testImplementation(Libs.mockito_kotlin)
+
+    testImplementation(Libs.powermock_core)
+    testImplementation(Libs.powermock_api_mockito2)
+    testImplementation(Libs.powermock_junit4)
+    testImplementation(Libs.powermock_junit4_rule)
+    testImplementation(Libs.powermock_classloading_xstream)
+    testImplementation(Libs.assertj_core)
+
+    testImplementation(Libs.android_installreferrer)
+    testImplementation(Libs.kotlin_stdlib)
+    testImplementation(Libs.kotlin_test_junit)
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
     // The version of Jacoco used by the android gradle plugin
     jacoco {
         version "0.8.7"
     }
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         consumerProguardFiles 'proguard-rules.pro'
     }
 
diff --git a/facebook-common/build.gradle b/facebook-common/build.gradle
index 95f1196e5c..f59935a1b0 100644
--- a/facebook-common/build.gradle
+++ b/facebook-common/build.gradle
@@ -29,56 +29,53 @@ project.ext.description = 'Facebook Common Android SDK'
 project.ext.url = 'https://github.com/facebook/facebook-android-sdk'
 
 dependencies {
-    def kotlin_ver = project.ext.kotlinVersion
     // Facebook Dependencies
     api project(':facebook-core')
     // Support Dependencies
-    api "androidx.legacy:legacy-support-v4:${project.ext.androidxLegacyVersion}"
-    implementation "androidx.appcompat:appcompat:${project.ext.androidxVersion}"
-    implementation "androidx.cardview:cardview:${project.ext.androidxCardviewVersion}"
-    implementation "androidx.browser:browser:${project.ext.androidxBrowserVersion}"
-    implementation("androidx.activity:activity:${project.ext.androidxActivityVersion}")
-    implementation("androidx.fragment:fragment:${project.ext.androidxFragmentVersion}")
+    api(Libs.androidx_legacy_support_v4)
+    implementation(Libs.androidx_appcompat)
+    implementation(Libs.androidx_cardview)
+    implementation(Libs.androidx_browser)
+    implementation(Libs.androidx_activity)
+    implementation(Libs.androidx_fragment)
 
     // Third-party Dependencies
-    implementation 'com.google.zxing:core:3.3.3'
+    implementation(Libs.zxing)
 
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_ver"
+    implementation(Libs.kotlin_stdlib)
 
     // Unit Tests
     testImplementation project(":facebook-testutil")
-    testImplementation "junit:junit:$junitVersion"
-    testImplementation 'org.robolectric:robolectric:4.4'
-    testImplementation 'androidx.test:core:1.0.0'
-
-    testImplementation "org.mockito:mockito-inline:2.26.0"
-    testImplementation "org.mockito.kotlin:mockito-kotlin:2.2.11"
-
-    def powerMockVersion = '2.0.2'
-    testImplementation "org.powermock:powermock-core:$powerMockVersion"
-    testImplementation "org.powermock:powermock-api-mockito2:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4-rule:$powerMockVersion"
-    testImplementation "org.powermock:powermock-classloading-xstream:$powerMockVersion"
-    testImplementation 'org.assertj:assertj-core:3.15.0'
-
-
-    testImplementation "com.android.installreferrer:installreferrer:1.0"
-    testImplementation "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_ver"
+    testImplementation(Libs.junit)
+    testImplementation(Libs.robolectric)
+    testImplementation(Libs.androidx_test_core)
+    testImplementation(Libs.mockito_inline)
+    testImplementation(Libs.mockito_kotlin)
+
+    testImplementation(Libs.powermock_core)
+    testImplementation(Libs.powermock_api_mockito2)
+    testImplementation(Libs.powermock_junit4)
+    testImplementation(Libs.powermock_junit4_rule)
+    testImplementation(Libs.powermock_classloading_xstream)
+    testImplementation(Libs.assertj_core)
+
+    testImplementation(Libs.android_installreferrer)
+    testImplementation(Libs.kotlin_test_junit)
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
     // The version of Jacoco used by the android gradle plugin
     jacoco {
         version "0.8.7"
     }
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         consumerProguardFiles 'proguard-rules.pro'
         vectorDrawables.useSupportLibrary = true
+        multiDexEnabled = true
     }
 
     aaptOptions {
diff --git a/facebook-core/build.gradle b/facebook-core/build.gradle
index efeff80fb7..252d46076f 100644
--- a/facebook-core/build.gradle
+++ b/facebook-core/build.gradle
@@ -29,54 +29,50 @@ project.ext.description = 'Facebook Core Android SDK'
 project.ext.url = 'https://github.com/facebook/facebook-android-sdk'
 
 dependencies {
-    def kotlin_ver = project.ext.kotlinVersion
     api project(':facebook-bolts')
 
     // Support Dependencies
-    implementation "androidx.annotation:annotation:${project.ext.androidxVersion}"
-    implementation "androidx.legacy:legacy-support-core-utils:${project.ext.androidxLegacyVersion}"
+    implementation(Libs.androidx_annotation)
+    implementation(Libs.androidx_legacy_support_core_utils)
 
-    //https://developer.android.com/google/play/installreferrer/library.html#java
-    implementation 'com.android.installreferrer:installreferrer:1.0' //there are issues with 1.1 regarding permissions, asks for unnecessary permissions
-    implementation "androidx.core:core-ktx:1.3.2"
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_ver"
+    implementation(Libs.android_installreferrer)
+    implementation(Libs.androidx_core_ktx)
+    implementation(Libs.kotlin_stdlib)
 
     // Unit Tests
     testImplementation project(":facebook-testutil")
-    testImplementation "junit:junit:$junitVersion"
-    testImplementation 'org.robolectric:robolectric:4.4'
-    testImplementation 'androidx.test:core:1.0.0'
-
-    testImplementation "org.mockito:mockito-inline:2.26.0"
-    testImplementation "org.mockito.kotlin:mockito-kotlin:2.2.11"
-
-    def powerMockVersion = '2.0.2'
-    testImplementation "org.powermock:powermock-core:$powerMockVersion"
-    testImplementation "org.powermock:powermock-api-mockito2:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4-rule:$powerMockVersion"
-    testImplementation "org.powermock:powermock-classloading-xstream:$powerMockVersion"
-    testImplementation 'org.assertj:assertj-core:3.15.0'
-
-    testImplementation 'com.squareup.okhttp3:mockwebserver:4.9.0'
-
-    testImplementation "com.android.installreferrer:installreferrer:1.0"
-    testImplementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_ver"
-    testImplementation "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_ver"
-    testImplementation 'com.google.android.gms:play-services-gcm:17.0.0'
-
+    testImplementation(Libs.junit)
+    testImplementation(Libs.robolectric)
+    testImplementation(Libs.androidx_test_core)
+
+    testImplementation(Libs.mockito_inline)
+    testImplementation(Libs.mockito_kotlin)
+
+    testImplementation(Libs.powermock_core)
+    testImplementation(Libs.powermock_api_mockito2)
+    testImplementation(Libs.powermock_junit4)
+    testImplementation(Libs.powermock_junit4_rule)
+    testImplementation(Libs.powermock_classloading_xstream)
+    testImplementation(Libs.assertj_core)
+
+    testImplementation(Libs.mockwebserver)
+
+    testImplementation(Libs.android_installreferrer)
+    testImplementation(Libs.kotlin_stdlib)
+    testImplementation(Libs.kotlin_test_junit)
+    testImplementation(Libs.play_services_gcm)
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
     // The version of Jacoco used by the android gradle plugin
     jacoco {
         version "0.8.7"
     }
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         consumerProguardFiles 'proguard-rules.pro'
         multiDexEnabled true
     }
diff --git a/facebook-gamingservices/build.gradle b/facebook-gamingservices/build.gradle
index ba6f514711..f5e63084ed 100644
--- a/facebook-gamingservices/build.gradle
+++ b/facebook-gamingservices/build.gradle
@@ -30,48 +30,46 @@ project.ext.description = 'Facebook Gaming Services Android SDK'
 project.ext.url = 'https://github.com/facebook/facebook-android-sdk'
 
 dependencies {
-    def kotlin_ver = project.ext.kotlinVersion
     // Facebook Dependencies
     api project(':facebook-core')
     api project(':facebook-common')
     api project(':facebook-share')
 
-    implementation "androidx.core:core-ktx:1.3.2"
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_ver"
-    implementation "com.google.code.gson:gson:2.8.8"
+    implementation(Libs.androidx_core_ktx)
+    implementation(Libs.kotlin_stdlib)
+    implementation(Libs.gson)
 
     // Unit Tests
     testImplementation project(":facebook-testutil")
-    testImplementation "junit:junit:$junitVersion"
-    testImplementation 'org.robolectric:robolectric:4.4'
-    testImplementation 'androidx.test:core:1.0.0'
-
-    testImplementation "org.mockito:mockito-inline:2.26.0"
-    testImplementation "org.mockito.kotlin:mockito-kotlin:2.2.11"
-
-    def powerMockVersion = '2.0.2'
-    testImplementation "org.powermock:powermock-core:$powerMockVersion"
-    testImplementation "org.powermock:powermock-api-mockito2:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4-rule:$powerMockVersion"
-    testImplementation "org.powermock:powermock-classloading-xstream:$powerMockVersion"
-    testImplementation 'org.assertj:assertj-core:3.15.0'
-
-    testImplementation "com.android.installreferrer:installreferrer:1.0"
-    testImplementation "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_ver"
+    implementation(Libs.junit)
+    implementation(Libs.robolectric)
+    implementation(Libs.androidx_test_core)
+
+    implementation(Libs.mockito_inline)
+    implementation(Libs.mockito_kotlin)
+
+    testImplementation(Libs.powermock_core)
+    testImplementation(Libs.powermock_api_mockito2)
+    testImplementation(Libs.powermock_junit4)
+    testImplementation(Libs.powermock_junit4_rule)
+    testImplementation(Libs.powermock_classloading_xstream)
+    testImplementation(Libs.assertj_core)
+
+    testImplementation(Libs.android_installreferrer)
+    testImplementation(Libs.kotlin_test_junit)
 }
 
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
     // The version of Jacoco used by the android gradle plugin
     jacoco {
         version "0.8.7"
     }
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         consumerProguardFiles 'proguard-rules.pro'
         vectorDrawables.useSupportLibrary = true
     }
diff --git a/facebook-login/build.gradle b/facebook-login/build.gradle
index ec52d0b465..df31f65397 100644
--- a/facebook-login/build.gradle
+++ b/facebook-login/build.gradle
@@ -29,22 +29,21 @@ project.ext.description = 'Facebook Login Android SDK'
 project.ext.url = 'https://github.com/facebook/facebook-android-sdk'
 
 dependencies {
-    def kotlin_ver = project.ext.kotlinVersion
     // Facebook Dependencies
     api project(':facebook-core')
     api project(':facebook-common')
     // Support Dependencies
-    implementation "androidx.appcompat:appcompat:${project.ext.androidxVersion}"
+    implementation(Libs.androidx_appcompat)
 
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_ver"
+    implementation(Libs.kotlin_stdlib)
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         consumerProguardFiles 'proguard-rules.pro'
         vectorDrawables.useSupportLibrary = true
     }
diff --git a/facebook-messenger/build.gradle b/facebook-messenger/build.gradle
index 806b116e86..2be5bac703 100644
--- a/facebook-messenger/build.gradle
+++ b/facebook-messenger/build.gradle
@@ -34,11 +34,11 @@ dependencies {
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         consumerProguardFiles 'proguard-rules.pro'
         vectorDrawables.useSupportLibrary = true
     }
diff --git a/facebook-share/build.gradle b/facebook-share/build.gradle
index e4bb5aa332..e4129df883 100644
--- a/facebook-share/build.gradle
+++ b/facebook-share/build.gradle
@@ -32,15 +32,15 @@ dependencies {
     // Facebook Dependencies
     api project(':facebook-core')
     api project(':facebook-common')
-    implementation "androidx.appcompat:appcompat:${project.ext.androidxVersion}"
+    implementation(Libs.androidx_appcompat)
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         consumerProguardFiles 'proguard-rules.pro'
         vectorDrawables.useSupportLibrary = true
     }
diff --git a/facebook-testutil/build.gradle b/facebook-testutil/build.gradle
index 6df20766b4..1f52b8d638 100644
--- a/facebook-testutil/build.gradle
+++ b/facebook-testutil/build.gradle
@@ -29,40 +29,36 @@ project.ext.description = 'Facebook Android SDK Testutil'
 project.ext.url = 'https://github.com/facebook/facebook-android-sdk'
 
 dependencies {
-    def kotlin_ver = project.ext.kotlinVersion
-
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_ver"
-    implementation "androidx.annotation:annotation:${project.ext.androidxVersion}"
-    implementation "androidx.core:core-ktx:1.3.2"
-    implementation "junit:junit:$junitVersion"
-    implementation "androidx.legacy:legacy-support-core-utils:${project.ext.androidxLegacyVersion}"
+    implementation(Libs.kotlin_stdlib)
+    implementation(Libs.androidx_annotation)
+    implementation(Libs.androidx_core_ktx)
+    implementation(Libs.androidx_legacy_support_core_utils)
 
     // Unit Tests
-    implementation "junit:junit:$junitVersion"
-    implementation 'org.robolectric:robolectric:4.4'
-    implementation 'androidx.test:core:1.0.0'
-
-    implementation "org.mockito:mockito-inline:2.26.0"
-    implementation "org.mockito.kotlin:mockito-kotlin:2.2.11"
-
-    def powerMockVersion = '2.0.2'
-    implementation "org.powermock:powermock-core:$powerMockVersion"
-    implementation "org.powermock:powermock-api-mockito2:$powerMockVersion"
-    implementation "org.powermock:powermock-module-junit4:$powerMockVersion"
-    implementation "org.powermock:powermock-module-junit4-rule:$powerMockVersion"
-    implementation "org.powermock:powermock-classloading-xstream:$powerMockVersion"
-    implementation 'org.assertj:assertj-core:3.15.0'
-
-    implementation "com.android.installreferrer:installreferrer:1.0"
-    implementation "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_ver"
+    implementation(Libs.junit)
+    implementation(Libs.robolectric)
+    implementation(Libs.androidx_test_core)
+
+    implementation(Libs.mockito_inline)
+    implementation(Libs.mockito_kotlin)
+
+    implementation(Libs.powermock_core)
+    implementation(Libs.powermock_api_mockito2)
+    implementation(Libs.powermock_junit4)
+    implementation(Libs.powermock_junit4_rule)
+    implementation(Libs.powermock_classloading_xstream)
+    implementation(Libs.assertj_core)
+
+    implementation(Libs.android_installreferrer)
+    implementation(Libs.kotlin_test_junit)
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         vectorDrawables.useSupportLibrary = true
     }
 
diff --git a/facebook/build.gradle b/facebook/build.gradle
index c6b687e5a3..83d3fead01 100644
--- a/facebook/build.gradle
+++ b/facebook/build.gradle
@@ -18,9 +18,11 @@
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-apply plugin: 'com.android.library'
-apply plugin: 'kotlin-android'
-apply plugin: 'org.jetbrains.dokka'
+plugins {
+    id("com.android.library")
+    id("kotlin-android")
+    id("org.jetbrains.dokka")
+}
 
 project.group 'com.facebook.android'
 
@@ -30,8 +32,6 @@ project.ext.description = 'Facebook Android SDK'
 project.ext.url = 'https://github.com/facebook/facebook-android-sdk'
 
 dependencies {
-    def kotlin_ver = project.ext.kotlinVersion
-
     // Facebook Dependencies
     api project(':facebook-core')
     api project(':facebook-common')
@@ -42,38 +42,37 @@ dependencies {
     api project(":facebook-gamingservices")
     testImplementation project(":facebook-testutil")
 
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_ver"
+    implementation(Libs.kotlin_stdlib)
+
     // Unit Tests
-    testImplementation "junit:junit:$junitVersion"
-    testImplementation 'org.robolectric:robolectric:4.4'
-    testImplementation 'androidx.test:core:1.0.0'
+    testImplementation(Libs.junit)
+    testImplementation(Libs.robolectric)
+    testImplementation(Libs.androidx_test_core)
 
-    testImplementation "org.mockito:mockito-inline:2.26.0"
-    testImplementation "org.mockito.kotlin:mockito-kotlin:2.2.11"
+    testImplementation(Libs.mockito_inline)
+    testImplementation(Libs.mockito_kotlin)
 
-    def powerMockVersion = '2.0.2'
-    testImplementation "org.powermock:powermock-core:$powerMockVersion"
-    testImplementation "org.powermock:powermock-api-mockito2:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4:$powerMockVersion"
-    testImplementation "org.powermock:powermock-module-junit4-rule:$powerMockVersion"
-    testImplementation "org.powermock:powermock-classloading-xstream:$powerMockVersion"
-    testImplementation 'org.assertj:assertj-core:3.15.0'
+    testImplementation(Libs.powermock_core)
+    testImplementation(Libs.powermock_api_mockito2)
+    testImplementation(Libs.powermock_junit4)
+    testImplementation(Libs.powermock_junit4_rule)
+    testImplementation(Libs.powermock_classloading_xstream)
+    testImplementation(Libs.assertj_core)
 
     // Connected Tests
-    androidTestImplementation 'org.mockito:mockito-core:3.2.4'
-    androidTestImplementation 'com.google.dexmaker:dexmaker:1.2'
-    androidTestImplementation 'com.google.dexmaker:dexmaker-mockito:1.2'
+    androidTestImplementation(Libs.dexmaker)
+    androidTestImplementation(Libs.dexmaker_mockito)
 
-    testImplementation "com.android.installreferrer:installreferrer:1.0"
-    testImplementation "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_ver"
+    testImplementation(Libs.android_installreferrer)
+    testImplementation(Libs.kotlin_test_junit)
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
 
     defaultConfig {
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         consumerProguardFiles 'proguard-project.txt'
         vectorDrawables.useSupportLibrary = true
     }
diff --git a/samples/FBLoginSample/build.gradle b/samples/FBLoginSample/build.gradle
index b6fd82294a..a72d6d91bf 100644
--- a/samples/FBLoginSample/build.gradle
+++ b/samples/FBLoginSample/build.gradle
@@ -21,11 +21,11 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
     defaultConfig {
         applicationId "com.facebook.fbloginsample"
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
         versionCode 1
         versionName "0.1"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
@@ -60,13 +60,13 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation project(':facebook')
-    implementation 'com.facebook.fresco:fresco:2.6.0'
-    implementation "androidx.appcompat:appcompat:${project.ext.androidxVersion}"
-    implementation "androidx.annotation:annotation:${project.ext.androidxVersion}"
-    implementation 'com.google.android.material:material:1.4.0'
+    implementation(Libs.fresco)
+    implementation(Libs.androidx_appcompat)
+    implementation(Libs.androidx_annotation)
+    implementation("com.google.android.material:material:1.4.0")
 
-    androidTestImplementation('androidx.test.espresso:espresso-core:3.1.0', {
+    androidTestImplementation(Libs.androidx_espresso_core, {
         exclude group: 'androidx.annotation', module: 'annotation'
     })
-    testImplementation "junit:junit:$junitVersion"
+    testImplementation(Libs.junit)
 }
diff --git a/samples/HelloFacebookSample/build.gradle b/samples/HelloFacebookSample/build.gradle
index 95f702a041..8892730a39 100644
--- a/samples/HelloFacebookSample/build.gradle
+++ b/samples/HelloFacebookSample/build.gradle
@@ -27,12 +27,12 @@ dependencies {
 }
 
 android {
-    compileSdkVersion project.ext.compileSdk
+    compileSdkVersion(Config.compileSdk)
 
     defaultConfig {
         applicationId 'com.example.hellofacebook'
-        minSdkVersion project.ext.minSdk
-        targetSdkVersion project.ext.targetSdk
+        minSdkVersion(Config.minSdk)
+        targetSdkVersion(Config.targetSdk)
     }
 
     lintOptions {