diff --git a/build.gradle b/build.gradle
index 94fe1175..a9311e5c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -22,6 +22,8 @@ def multiplatformModules = [
     "orx-shader-phrases",
     "orx-parameters",
     "orx-fx",
+    "orx-easing"
+
 ]
 
 project.ext {
diff --git a/orx-easing/build.gradle b/orx-easing/build.gradle
deleted file mode 100644
index 306f00ea..00000000
--- a/orx-easing/build.gradle
+++ /dev/null
@@ -1,21 +0,0 @@
-sourceSets {
-    demo {
-        java {
-            srcDirs = ["src/demo/kotlin"]
-            compileClasspath += main.getCompileClasspath()
-            runtimeClasspath += main.getRuntimeClasspath()
-        }
-    }
-}
-
-dependencies {
-    implementation project(":orx-shader-phrases")
-    implementation project(":orx-parameters")
-
-    demoImplementation(project(":orx-camera"))
-    demoImplementation("org.openrndr:openrndr-application:$openrndrVersion")
-    demoImplementation("org.openrndr:openrndr-extensions:$openrndrVersion")
-    demoRuntimeOnly("org.openrndr:openrndr-gl3:$openrndrVersion")
-    demoRuntimeOnly("org.openrndr:openrndr-gl3-natives-$openrndrOS:$openrndrVersion")
-    demoImplementation(sourceSets.getByName("main").output)
-}
\ No newline at end of file
diff --git a/orx-easing/build.gradle.kts b/orx-easing/build.gradle.kts
new file mode 100644
index 00000000..3a5fed5a
--- /dev/null
+++ b/orx-easing/build.gradle.kts
@@ -0,0 +1,95 @@
+import Orx_embed_shaders_gradle.EmbedShadersTask
+
+plugins {
+    kotlin("multiplatform")
+    kotlin("plugin.serialization")
+    id("orx.embed-shaders")
+}
+
+val kotlinxSerializationVersion: String by rootProject.extra
+val kotestVersion: String by rootProject.extra
+val junitJupiterVersion: String by rootProject.extra
+val jvmTarget: String by rootProject.extra
+val kotlinApiVersion: String by rootProject.extra
+val kotlinVersion: String by rootProject.extra
+val kotlinLoggingVersion: String by rootProject.extra
+val kluentVersion: String by rootProject.extra
+val openrndrVersion: String by rootProject.extra
+val openrndrOS: String by rootProject.extra
+val spekVersion: String by rootProject.extra
+
+kotlin {
+    jvm {
+        compilations {
+            val demo by creating {
+                defaultSourceSet {
+                    kotlin.srcDir("src/demo")
+                    dependencies {
+                        implementation(project(":orx-camera"))
+                        implementation("org.openrndr:openrndr-application:$openrndrVersion")
+                        implementation("org.openrndr:openrndr-extensions:$openrndrVersion")
+                        runtimeOnly("org.openrndr:openrndr-gl3:$openrndrVersion")
+                        runtimeOnly("org.openrndr:openrndr-gl3-natives-$openrndrOS:$openrndrVersion")
+                        implementation(compilations["main"]!!.output.allOutputs)
+                    }
+                }
+            }
+        }
+        compilations.all {
+            kotlinOptions.jvmTarget = jvmTarget
+            kotlinOptions.apiVersion = kotlinApiVersion
+        }
+        testRuns["test"].executionTask.configure {
+            useJUnitPlatform()
+        }
+    }
+    js(IR) {
+        browser()
+        nodejs()
+    }
+
+    sourceSets {
+        @Suppress("UNUSED_VARIABLE")
+        val commonMain by getting {
+            dependencies {
+                implementation(project(":orx-parameters"))
+                implementation("org.jetbrains.kotlinx:kotlinx-serialization-core:$kotlinxSerializationVersion")
+                implementation("org.openrndr:openrndr-application:$openrndrVersion")
+                implementation("org.openrndr:openrndr-draw:$openrndrVersion")
+                implementation("org.openrndr:openrndr-filter:$openrndrVersion")
+                implementation("org.jetbrains.kotlin:kotlin-reflect:$kotlinVersion")
+                implementation("io.github.microutils:kotlin-logging:$kotlinLoggingVersion")
+            }
+        }
+        @Suppress("UNUSED_VARIABLE")
+        val commonTest by getting {
+            dependencies {
+                implementation(kotlin("test-common"))
+                implementation(kotlin("test-annotations-common"))
+                implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:$kotlinxSerializationVersion")
+                implementation("io.kotest:kotest-assertions-core:$kotestVersion")
+            }
+        }
+
+        @Suppress("UNUSED_VARIABLE")
+        val jvmTest by getting {
+            dependencies {
+                implementation(kotlin("test-common"))
+                implementation(kotlin("test-annotations-common"))
+                implementation(kotlin("test-junit5"))
+                implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:$kotlinxSerializationVersion")
+                runtimeOnly("org.junit.jupiter:junit-jupiter-api:$junitJupiterVersion")
+                runtimeOnly("org.junit.jupiter:junit-jupiter-engine:$junitJupiterVersion")
+                implementation("org.spekframework.spek2:spek-dsl-jvm:$spekVersion")
+                implementation("org.amshove.kluent:kluent:$kluentVersion")
+            }
+        }
+
+        @Suppress("UNUSED_VARIABLE")
+        val jsTest by getting {
+            dependencies {
+                implementation(kotlin("test-js"))
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/orx-easing/src/main/kotlin/Easing.kt b/orx-easing/src/commonMain/kotlin/Easing.kt
similarity index 94%
rename from orx-easing/src/main/kotlin/Easing.kt
rename to orx-easing/src/commonMain/kotlin/Easing.kt
index d37a7dd5..991687c5 100644
--- a/orx-easing/src/main/kotlin/Easing.kt
+++ b/orx-easing/src/commonMain/kotlin/Easing.kt
@@ -1,9 +1,6 @@
 package org.openrndr.extras.easing
 
-import kotlin.math.cos
-import kotlin.math.pow
-import kotlin.math.sin
-import kotlin.math.sqrt
+import kotlin.math.*
 
 typealias EasingFunction = (Double, Double, Double, Double) -> Double
 
@@ -167,7 +164,7 @@ fun easeElasticIn(t: Double, b: Double, c: Double, d: Double): Double {
         val p = d * .3
         val s = p / 4
         td -= 1.0
-        return -(c * 2.0.pow(10 * (td)) * sin((td * d - s) * (2 * Math.PI) / p)) + b
+        return -(c * 2.0.pow(10 * (td)) * sin((td * d - s) * (2 * PI) / p)) + b
     }
 }
 
@@ -182,9 +179,9 @@ fun easeElasticInOut(t: Double, b: Double, c: Double, d: Double): Double {
     val s = p / 4
     val td3 = td2 - 1.0
     return if (td2 < 1) {
-        -.5 * (c * 2.0.pow(10 * (td3)) * sin((td3 - s) * (2 * Math.PI) / p)) + b
+        -.5 * (c * 2.0.pow(10 * (td3)) * sin((td3 - s) * (2 * PI) / p)) + b
     } else {
-        c * 2.0.pow(-10 * (td3) * sin(td3 - s) * (2 * Math.PI) / p) * .5 + c + b
+        c * 2.0.pow(-10 * (td3) * sin(td3 - s) * (2 * PI) / p) * .5 + c + b
     }
 
 }
@@ -197,7 +194,7 @@ fun easeElasticOut(t: Double, b: Double, c: Double, d: Double): Double {
         return b + c
     val p = d * .3
     val s = p / 4
-    return c * 2.0.pow(-10 * td) * sin((td * d - s) * (2 * Math.PI) / p) + c + b
+    return c * 2.0.pow(-10 * td) * sin((td * d - s) * (2 * PI) / p) + c + b
 }
 
 // -- expo
@@ -279,13 +276,13 @@ fun easeQuintOut(t: Double, b: Double, c: Double, d: Double): Double {
 // -- sine
 
 fun easeSineIn(t: Double, b: Double = 0.0, c: Double = 1.0, d: Double = 1.0): Double =
-        -c * cos(t / d * (Math.PI / 2)) + c + b
+        -c * cos(t / d * (PI / 2)) + c + b
 
 fun easeSineOut(t: Double, b: Double = 0.0, c: Double = 1.0, d: Double = 1.0): Double =
-        c * sin(t / d * (Math.PI / 2)) + b
+        c * sin(t / d * (PI / 2)) + b
 
 fun easeSineInOut(t: Double, b: Double, c: Double, d: Double): Double =
-        -c / 2 * (cos(Math.PI * t / d) - 1) + b
+        -c / 2 * (cos(PI * t / d) - 1) + b
 
 
 enum class Easing(val function: EasingFunction) {