diff --git a/buildSrc/src/main/kotlin/VersionCatalogLibraries.kt b/buildSrc/src/main/kotlin/VersionCatalogLibraries.kt
new file mode 100644
index 0000000..28aea6c
--- /dev/null
+++ b/buildSrc/src/main/kotlin/VersionCatalogLibraries.kt
@@ -0,0 +1,10 @@
+import org.gradle.api.artifacts.MinimalExternalModuleDependency
+import org.gradle.api.artifacts.VersionCatalog
+import org.gradle.api.provider.Provider
+
+internal val VersionCatalog.stdlib: Provider<MinimalExternalModuleDependency>
+    get() = getLibrary("stdLib")
+
+
+private fun VersionCatalog.getLibrary(library: String) = findLibrary(library).get()
+
diff --git a/buildSrc/src/main/kotlin/VersionCatalogVersions.kt b/buildSrc/src/main/kotlin/VersionCatalogVersions.kt
new file mode 100644
index 0000000..10b179f
--- /dev/null
+++ b/buildSrc/src/main/kotlin/VersionCatalogVersions.kt
@@ -0,0 +1,7 @@
+import org.gradle.api.artifacts.VersionCatalog
+
+val VersionCatalog.sdkCompile: String
+    get() = findVersion("compileSdk").get().requiredVersion
+
+val VersionCatalog.sdkMin: String
+    get() = findVersion("minSdk").get().requiredVersion
diff --git a/buildSrc/src/main/kotlin/plugins/AndroidAppPlugin.kt b/buildSrc/src/main/kotlin/plugins/AndroidAppPlugin.kt
index 7c2d004..5cb825e 100644
--- a/buildSrc/src/main/kotlin/plugins/AndroidAppPlugin.kt
+++ b/buildSrc/src/main/kotlin/plugins/AndroidAppPlugin.kt
@@ -2,6 +2,9 @@ package plugins
 
 import versioncatalog.androidApplicationPlugin
 import org.gradle.api.Project
+import org.gradle.api.artifacts.VersionCatalog
+import org.gradle.api.artifacts.VersionCatalogsExtension
+import org.gradle.kotlin.dsl.getByType
 
 class AndroidAppPlugin : BaseAndroidPlugin() {
 
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index def2a24..bd969af 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -150,6 +150,9 @@ groupie = { group = "com.github.lisawray.groupie", name = "groupie", version.ref
 groupie-viewbinding = { group = "com.github.lisawray.groupie", name = "groupie-viewbinding", version.ref = "groupie" }
 
 javapoet = { module = "com.squareup:javapoet", version = "javapoet" }
+junit = { group = "junit", name = "junit", version.ref = "junit" }
+androidx-test-ext-junit = { group = "androidx.test.ext", name = "junit", version.ref = "androidx-test-ext-junit" }
+espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "espresso-core" }
 
 junit = { group = "junit", name = "junit", version.ref = "junit" }
 androidx-test-ext-junit = { group = "androidx.test.ext", name = "junit", version.ref = "androidx-test-ext-junit" }