diff --git a/README.md b/README.md
index 553efc79..6623fd8c 100644
--- a/README.md
+++ b/README.md
@@ -82,23 +82,17 @@ semver {
     commitsMaxCount.set(-1)
     gitDir.set(rootDir.resolve(".git"))
 }
-
-tasks.register("printLastCommitHash") {
-    doLast {
-        println(semver.commits.get().last().hash)
-    }
-}
 ```
 
 - Default values:
 
-|                     | **default value**                                             |
-|---------------------|---------------------------------------------------------------|
-| **isEnabled**       | `true`                                                        |
-| **tagPrefix**       | ` `, empty string                                             |
-| **commitsMaxCount** | `-1`                                                          |
-| **gitDir**          | `rootDir.resolve(".git")`                                     |
-| **version**         | calculated version based on the last git tag and other inputs |
+|                         | **default value**         |
+|-------------------------|---------------------------|
+| **isEnabled**           | `true`                    |
+| **tagPrefix**           | ` `, empty string         |
+| **commitsMaxCount**     | `-1`                      |
+| **gitDir**              | `rootDir.resolve(".git")` |
+| **mapVersion** function | _calculated version_      |
 
 `tagPrefix` is used to asociate a project version with a tag prefix, and it allows having different
 versions in multi-project builds.
diff --git a/semver-project-gradle-plugin/api/semver-project-gradle-plugin.api b/semver-project-gradle-plugin/api/semver-project-gradle-plugin.api
index e345be21..ea8b25e5 100644
--- a/semver-project-gradle-plugin/api/semver-project-gradle-plugin.api
+++ b/semver-project-gradle-plugin/api/semver-project-gradle-plugin.api
@@ -26,16 +26,12 @@ public abstract class com/javiersc/semver/project/gradle/plugin/SemverExtension
 	public abstract fun getGitDir ()Lorg/gradle/api/file/RegularFileProperty;
 	public final fun getTagPrefix ()Lorg/gradle/api/provider/Property;
 	public final fun isEnabled ()Lorg/gradle/api/provider/Property;
-	public final fun mapVersion (Lcom/javiersc/semver/project/gradle/plugin/SemverExtension$VersionMapper;)V
+	public final fun mapVersion (Lcom/javiersc/semver/project/gradle/plugin/VersionMapper;)V
 }
 
 public final class com/javiersc/semver/project/gradle/plugin/SemverExtension$Companion {
 }
 
-public abstract interface class com/javiersc/semver/project/gradle/plugin/SemverExtension$VersionMapper : java/io/Serializable {
-	public abstract fun map (Lcom/javiersc/gradle/version/GradleVersion;)Ljava/lang/String;
-}
-
 public final class com/javiersc/semver/project/gradle/plugin/SemverProjectPlugin : org/gradle/api/Plugin {
 	public fun <init> ()V
 	public synthetic fun apply (Ljava/lang/Object;)V
@@ -55,6 +51,10 @@ public final class com/javiersc/semver/project/gradle/plugin/Tag {
 	public fun toString ()Ljava/lang/String;
 }
 
+public abstract interface class com/javiersc/semver/project/gradle/plugin/VersionMapper : java/io/Serializable {
+	public abstract fun map (Lcom/javiersc/gradle/version/GradleVersion;)Ljava/lang/String;
+}
+
 public final class com/javiersc/semver/project/gradle/plugin/VersionProperty : org/gradle/api/provider/Provider {
 	public fun <init> (Lorg/gradle/api/provider/Provider;)V
 	public fun filter (Lorg/gradle/api/specs/Spec;)Lorg/gradle/api/provider/Provider;
diff --git a/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/SemverExtension.kt b/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/SemverExtension.kt
index 8d52db65..ef5c72fd 100644
--- a/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/SemverExtension.kt
+++ b/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/SemverExtension.kt
@@ -1,10 +1,7 @@
 package com.javiersc.semver.project.gradle.plugin
 
-import com.javiersc.gradle.version.GradleVersion
-import com.javiersc.semver.project.gradle.plugin.SemverExtension.VersionMapper
 import com.javiersc.semver.project.gradle.plugin.internal.DefaultTagPrefix
 import com.javiersc.semver.project.gradle.plugin.internal.git.GitCache
-import java.io.Serializable
 import javax.inject.Inject
 import org.gradle.api.Project
 import org.gradle.api.file.RegularFileProperty
@@ -43,11 +40,6 @@ constructor(objects: ObjectFactory, providers: ProviderFactory) {
         versionMapper.set(transform)
     }
 
-    public fun interface VersionMapper : Serializable {
-
-        public fun map(version: GradleVersion): String
-    }
-
     public companion object {
 
         public const val ExtensionName: String = "semver"
diff --git a/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/VersionMapper.kt b/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/VersionMapper.kt
new file mode 100644
index 00000000..55c106d5
--- /dev/null
+++ b/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/VersionMapper.kt
@@ -0,0 +1,9 @@
+package com.javiersc.semver.project.gradle.plugin
+
+import com.javiersc.gradle.version.GradleVersion
+import java.io.Serializable
+
+public fun interface VersionMapper : Serializable {
+
+    public fun map(version: GradleVersion): String
+}
diff --git a/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/valuesources/VersionValueSource.kt b/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/valuesources/VersionValueSource.kt
index de634be1..aef66cd0 100644
--- a/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/valuesources/VersionValueSource.kt
+++ b/semver-project-gradle-plugin/main/kotlin/com/javiersc/semver/project/gradle/plugin/valuesources/VersionValueSource.kt
@@ -2,13 +2,13 @@ package com.javiersc.semver.project.gradle.plugin.valuesources
 
 import com.javiersc.gradle.version.GradleVersion
 import com.javiersc.semver.project.gradle.plugin.SemverExtension
+import com.javiersc.semver.project.gradle.plugin.VersionMapper
 import com.javiersc.semver.project.gradle.plugin.internal.calculatedVersion
 import com.javiersc.semver.project.gradle.plugin.internal.checkCleanProperty
 import com.javiersc.semver.project.gradle.plugin.internal.checkVersionIsHigherOrSame
 import com.javiersc.semver.project.gradle.plugin.internal.commitsMaxCount
 import com.javiersc.semver.project.gradle.plugin.internal.git.GitCache
 import com.javiersc.semver.project.gradle.plugin.internal.git.GitRef
-import com.javiersc.semver.project.gradle.plugin.internal.git.headCommit
 import com.javiersc.semver.project.gradle.plugin.internal.projectTagPrefix
 import com.javiersc.semver.project.gradle.plugin.internal.scopeProperty
 import com.javiersc.semver.project.gradle.plugin.internal.stageProperty
@@ -82,7 +82,7 @@ internal abstract class VersionValueSource : ValueSource<String, VersionValueSou
         }
 
     internal interface Params : ValueSourceParameters {
-        val versionMapper: Property<SemverExtension.VersionMapper>
+        val versionMapper: Property<VersionMapper>
         val gitDir: RegularFileProperty
         val commitsMaxCount: Property<Int>
         val tagPrefixProperty: Property<String>
diff --git a/semver-settings-gradle-plugin/api/semver-settings-gradle-plugin.api b/semver-settings-gradle-plugin/api/semver-settings-gradle-plugin.api
index fe1cf21e..0fea949c 100644
--- a/semver-settings-gradle-plugin/api/semver-settings-gradle-plugin.api
+++ b/semver-settings-gradle-plugin/api/semver-settings-gradle-plugin.api
@@ -1,6 +1,29 @@
+public abstract class com/javiersc/semver/settings/gradle/plugin/SemverSettingsExtension {
+	public static final field Companion Lcom/javiersc/semver/settings/gradle/plugin/SemverSettingsExtension$Companion;
+	public static final field ExtensionName Ljava/lang/String;
+	public fun <init> (Lorg/gradle/api/model/ObjectFactory;)V
+	public final fun getCommitsMaxCount ()Lorg/gradle/api/provider/Property;
+	public abstract fun getGitDir ()Lorg/gradle/api/file/RegularFileProperty;
+	public final fun getTagPrefix ()Lorg/gradle/api/provider/Property;
+	public final fun isEnabled ()Lorg/gradle/api/provider/Property;
+	public final fun mapVersion (Lcom/javiersc/semver/project/gradle/plugin/VersionMapper;)V
+}
+
+public final class com/javiersc/semver/settings/gradle/plugin/SemverSettingsExtension$Companion {
+}
+
 public final class com/javiersc/semver/settings/gradle/plugin/SemverSettingsPlugin : org/gradle/api/Plugin {
 	public fun <init> ()V
 	public synthetic fun apply (Ljava/lang/Object;)V
 	public fun apply (Lorg/gradle/api/initialization/Settings;)V
 }
 
+public final class com/javiersc/semver/settings/gradle/plugin/SemverSettingsPlugin$inlined$sam$i$org_gradle_api_Action$0 : org/gradle/api/Action {
+	public fun <init> (Lkotlin/jvm/functions/Function1;)V
+	public final synthetic fun execute (Ljava/lang/Object;)V
+}
+
+public final class com/javiersc/semver/settings/gradle/plugin/SemverSettingsPluginKt {
+	public static final fun semver (Lorg/gradle/api/initialization/Settings;Lorg/gradle/api/Action;)V
+}
+
diff --git a/semver-settings-gradle-plugin/main/kotlin/com/javiersc/semver/settings/gradle/plugin/SemverSettingsExtension.kt b/semver-settings-gradle-plugin/main/kotlin/com/javiersc/semver/settings/gradle/plugin/SemverSettingsExtension.kt
new file mode 100644
index 00000000..84a9099e
--- /dev/null
+++ b/semver-settings-gradle-plugin/main/kotlin/com/javiersc/semver/settings/gradle/plugin/SemverSettingsExtension.kt
@@ -0,0 +1,45 @@
+@file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
+
+package com.javiersc.semver.settings.gradle.plugin
+
+import com.javiersc.semver.project.gradle.plugin.VersionMapper
+import com.javiersc.semver.project.gradle.plugin.internal.DefaultTagPrefix
+import javax.inject.Inject
+import org.gradle.api.file.RegularFileProperty
+import org.gradle.api.initialization.Settings
+import org.gradle.api.model.ObjectFactory
+import org.gradle.api.provider.Property
+import org.gradle.kotlin.dsl.create
+import org.gradle.kotlin.dsl.property
+
+public abstract class SemverSettingsExtension @Inject constructor(objects: ObjectFactory) {
+
+    public val isEnabled: Property<Boolean> = objects.property<Boolean>().convention(true)
+
+    public abstract val gitDir: RegularFileProperty
+
+    public val commitsMaxCount: Property<Int> = objects.property<Int>().convention(-1)
+
+    public val tagPrefix: Property<String> = objects.property<String>().convention(DefaultTagPrefix)
+
+    internal val versionMapper: Property<VersionMapper> =
+        objects
+            .property<VersionMapper>()
+            .convention(VersionMapper { version -> version.toString() })
+
+    public fun mapVersion(transform: VersionMapper) {
+        versionMapper.set(transform)
+    }
+
+    public companion object {
+
+        public const val ExtensionName: String = "semver"
+
+        internal fun register(settings: Settings): SemverSettingsExtension {
+            val semver = settings.extensions.create<SemverSettingsExtension>(ExtensionName)
+            val gitDir = settings.providers.provider { settings.rootDir.resolve(".git") }
+            semver.gitDir.fileProvider(gitDir)
+            return semver
+        }
+    }
+}
diff --git a/semver-settings-gradle-plugin/main/kotlin/com/javiersc/semver/settings/gradle/plugin/SemverSettingsPlugin.kt b/semver-settings-gradle-plugin/main/kotlin/com/javiersc/semver/settings/gradle/plugin/SemverSettingsPlugin.kt
index 326f4c3c..09552b49 100644
--- a/semver-settings-gradle-plugin/main/kotlin/com/javiersc/semver/settings/gradle/plugin/SemverSettingsPlugin.kt
+++ b/semver-settings-gradle-plugin/main/kotlin/com/javiersc/semver/settings/gradle/plugin/SemverSettingsPlugin.kt
@@ -1,13 +1,33 @@
+@file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
+
 package com.javiersc.semver.settings.gradle.plugin
 
+import com.javiersc.semver.project.gradle.plugin.SemverExtension
+import org.gradle.api.Action
 import org.gradle.api.Plugin
 import org.gradle.api.initialization.Settings
+import org.gradle.kotlin.dsl.configure
+import org.gradle.kotlin.dsl.getByType
 
 public class SemverSettingsPlugin : Plugin<Settings> {
 
     override fun apply(target: Settings) {
+        val semver: SemverSettingsExtension = SemverSettingsExtension.register(target)
         target.gradle.beforeProject { project ->
             project.pluginManager.apply("com.javiersc.semver")
+            project.pluginManager.withPlugin("com.javiersc.semver") {
+                project.configure<SemverExtension> {
+                    this.isEnabled.set(semver.isEnabled)
+                    this.gitDir.set(semver.gitDir)
+                    this.commitsMaxCount.set(semver.commitsMaxCount)
+                    this.tagPrefix.set(semver.tagPrefix)
+                    this.versionMapper.set(semver.versionMapper)
+                }
+            }
         }
     }
 }
+
+public fun Settings.semver(action: Action<SemverSettingsExtension>) {
+    action.execute(extensions.getByType())
+}
diff --git a/semver-settings-gradle-plugin/testFunctional/kotlin/com/javiersc/semver/settings/gradle/plugin/MultiProjectTest.kt b/semver-settings-gradle-plugin/testFunctional/kotlin/com/javiersc/semver/settings/gradle/plugin/MultiProjectTest.kt
index 99f824cc..731943f3 100644
--- a/semver-settings-gradle-plugin/testFunctional/kotlin/com/javiersc/semver/settings/gradle/plugin/MultiProjectTest.kt
+++ b/semver-settings-gradle-plugin/testFunctional/kotlin/com/javiersc/semver/settings/gradle/plugin/MultiProjectTest.kt
@@ -8,8 +8,8 @@ import org.eclipse.jgit.api.Git
 internal class MultiProjectTest : GradleTestKitTest() {
 
     @Test
-    fun `multi project test`() {
-        gradleTestKitTest("multi-project") {
+    fun `multi project basic`() {
+        gradleTestKitTest("multi-project-basic") {
             val git = Git.init().setDirectory(projectDir).call()
             git.add().addFilepattern(".").call()
             git.commit().setMessage("Initial commit").call()
@@ -23,4 +23,23 @@ internal class MultiProjectTest : GradleTestKitTest() {
                 .shouldContain("semver for library-two: t4.7.5")
         }
     }
+
+    @Test
+    fun `multi project`() {
+        gradleTestKitTest("multi-project") {
+            val git = Git.init().setDirectory(projectDir).call()
+            git.add().addFilepattern(".").call()
+            git.commit().setMessage("Initial commit").call()
+            git.tag().setName("v1.0.0").call()
+            git.tag().setName("w3.1.2").call()
+            git.tag().setName("o2.0.3").call()
+            git.tag().setName("t4.7.5").call()
+            gradlew("printSemver", stacktrace())
+                .output
+                .shouldContain("semver for multi-project: w3.1.2")
+                .shouldContain("semver for library-one: v1.0.0")
+                .shouldContain("semver for library-two: o2.0.3")
+                .shouldContain("semver for library-three: t12.13.14")
+        }
+    }
 }
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project/gradle.properties b/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/gradle.properties
similarity index 100%
rename from semver-settings-gradle-plugin/testFunctional/resources/multi-project/gradle.properties
rename to semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/gradle.properties
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-one/build.gradle.kts b/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-one/build.gradle.kts
new file mode 100644
index 00000000..3b371f30
--- /dev/null
+++ b/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-one/build.gradle.kts
@@ -0,0 +1,3 @@
+plugins {
+    java
+}
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-one/gradle.properties b/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-one/gradle.properties
similarity index 100%
rename from semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-one/gradle.properties
rename to semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-one/gradle.properties
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-two/build.gradle.kts b/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-two/build.gradle.kts
new file mode 100644
index 00000000..3b371f30
--- /dev/null
+++ b/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-two/build.gradle.kts
@@ -0,0 +1,3 @@
+plugins {
+    java
+}
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-two/gradle.properties b/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-two/gradle.properties
similarity index 100%
rename from semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-two/gradle.properties
rename to semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/library-two/gradle.properties
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/settings.gradle.kts b/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/settings.gradle.kts
new file mode 100644
index 00000000..c3ba21e8
--- /dev/null
+++ b/semver-settings-gradle-plugin/testFunctional/resources/multi-project-basic/settings.gradle.kts
@@ -0,0 +1,10 @@
+rootProject.name = "multi-project"
+
+plugins {
+    id("com.javiersc.semver")
+}
+
+include(
+    ":library-one",
+    ":library-two",
+)
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project/build.gradle.kts b/semver-settings-gradle-plugin/testFunctional/resources/multi-project/build.gradle.kts
new file mode 100644
index 00000000..2031d83a
--- /dev/null
+++ b/semver-settings-gradle-plugin/testFunctional/resources/multi-project/build.gradle.kts
@@ -0,0 +1,7 @@
+plugins {
+    java
+}
+
+semver {
+    tagPrefix.set("w")
+}
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-three/build.gradle.kts b/semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-three/build.gradle.kts
new file mode 100644
index 00000000..72562366
--- /dev/null
+++ b/semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-three/build.gradle.kts
@@ -0,0 +1,8 @@
+plugins {
+    java
+}
+
+semver {
+    tagPrefix.set("t")
+    mapVersion { version -> "12.13.14" }
+}
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-two/build.gradle.kts b/semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-two/build.gradle.kts
index 3b371f30..d28935d3 100644
--- a/semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-two/build.gradle.kts
+++ b/semver-settings-gradle-plugin/testFunctional/resources/multi-project/library-two/build.gradle.kts
@@ -1,3 +1,7 @@
 plugins {
     java
 }
+
+semver {
+    tagPrefix.set("o")
+}
diff --git a/semver-settings-gradle-plugin/testFunctional/resources/multi-project/settings.gradle.kts b/semver-settings-gradle-plugin/testFunctional/resources/multi-project/settings.gradle.kts
index c3ba21e8..0ad3461a 100644
--- a/semver-settings-gradle-plugin/testFunctional/resources/multi-project/settings.gradle.kts
+++ b/semver-settings-gradle-plugin/testFunctional/resources/multi-project/settings.gradle.kts
@@ -4,7 +4,12 @@ plugins {
     id("com.javiersc.semver")
 }
 
+semver {
+    tagPrefix.set("v")
+}
+
 include(
     ":library-one",
     ":library-two",
+    ":library-three",
 )