diff --git a/CHANGELOG.md b/CHANGELOG.md
index cc955e8..e9f2715 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,18 +7,22 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 ### Added
+- Ktor version to versions
 
 ### Changed
+- Kotlin to 1.4.30 stable
+- Added intermediate jsCommon main/test sourcesSet for node plugin
 
 ### Deprecated
 
 ### Removed
+- kaml
 
 ### Fixed
 
 ### Security
 
-## [0.7.0]
+## [0.7.4]
 
 ### Added
 - Changelog plugin automatically applied to `project`.
@@ -26,6 +30,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add `binary-compatibility-validator` to the `project` plugin.
 - Separate `yamlKt` serialization target
 - Moved all logic to a common plugin, leaving only proxies for platform plugins
+- Suppress API validation for modules with maturity below DEVELOPMENT
 
 ### Changed
 - Remove node plugin. Node binaries should be turned on manually.
@@ -35,6 +40,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Platform plugins are now simple references to common plugin
 - FX configuration moved to extension
 - Moved internals to internals
+- Kotlin 1.4.30-RC
 
 ### Deprecated
 - Support of `kaml` and `snake-yaml` in favor of `yamlKt`
diff --git a/build.gradle.kts b/build.gradle.kts
index 1a5dbd4..7573a8c 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -2,11 +2,11 @@ plugins {
     `java-gradle-plugin`
     `kotlin-dsl`
     `maven-publish`
-    id("org.jetbrains.changelog") version "0.6.2"
+    id("org.jetbrains.changelog") version "1.0.0"
 }
 
 group = "ru.mipt.npm"
-version = "0.7.1"
+version = "0.7.6"
 
 repositories {
     gradlePluginPortal()
@@ -16,7 +16,7 @@ repositories {
     maven("https://dl.bintray.com/kotlin/kotlin-dev")
 }
 
-val kotlinVersion = "1.4.21"
+val kotlinVersion = "1.4.30"
 
 java {
     targetCompatibility = JavaVersion.VERSION_1_8
@@ -26,11 +26,11 @@ java {
 dependencies {
     implementation("org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion")
     implementation("org.jetbrains.kotlin:kotlin-serialization:$kotlinVersion")
-    implementation("org.jetbrains.kotlinx:atomicfu-gradle-plugin:0.15.0")
+    implementation("org.jetbrains.kotlinx:atomicfu-gradle-plugin:0.15.1")
     implementation("org.jetbrains.dokka:dokka-gradle-plugin:1.4.20")
     implementation("org.jetbrains.dokka:dokka-base:1.4.20")
-    implementation("org.jetbrains.intellij.plugins:gradle-changelog-plugin:0.6.2")
-    implementation("org.jetbrains.kotlinx:binary-compatibility-validator:0.2.4")
+    implementation("org.jetbrains.intellij.plugins:gradle-changelog-plugin:1.0.0")
+    implementation("org.jetbrains.kotlinx:binary-compatibility-validator:0.4.0")
 }
 
 gradlePlugin {
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 4d9ca16..28ff446 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/KScienceCommonPlugin.kt b/src/main/kotlin/ru/mipt/npm/gradle/KScienceCommonPlugin.kt
index 405b3a5..d355726 100644
--- a/src/main/kotlin/ru/mipt/npm/gradle/KScienceCommonPlugin.kt
+++ b/src/main/kotlin/ru/mipt/npm/gradle/KScienceCommonPlugin.kt
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.gradle.dsl.KotlinJvmProjectExtension
 import org.jetbrains.kotlin.gradle.dsl.KotlinMultiplatformExtension
 import ru.mipt.npm.gradle.internal.applyRepos
 import ru.mipt.npm.gradle.internal.applySettings
-import ru.mipt.npm.gradle.internal.fromDependencies
+import ru.mipt.npm.gradle.internal.fromJsDependencies
 
 open class KScienceCommonPlugin : Plugin<Project> {
     override fun apply(project: Project): Unit = project.run {
@@ -67,7 +67,7 @@ open class KScienceCommonPlugin : Plugin<Project> {
             }
 
             (tasks.findByName("processResources") as? Copy)?.apply {
-                fromDependencies("runtimeClasspath")
+                fromJsDependencies("runtimeClasspath")
             }
 
         }
@@ -79,7 +79,7 @@ open class KScienceCommonPlugin : Plugin<Project> {
                 jvm {
                     compilations.all {
                         kotlinOptions {
-//                        useIR = true
+                            useIR = true
                             jvmTarget = KScienceVersions.JVM_TARGET.toString()
                         }
                     }
@@ -121,7 +121,7 @@ open class KScienceCommonPlugin : Plugin<Project> {
                 }
 
                 (tasks.findByName("jsProcessResources") as? Copy)?.apply {
-                    fromDependencies("jsRuntimeClasspath")
+                    fromJsDependencies("jsRuntimeClasspath")
                 }
             }
         }
@@ -134,7 +134,7 @@ open class KScienceCommonPlugin : Plugin<Project> {
             tasks.apply {
                 withType<KotlinJvmCompile> {
                     kotlinOptions {
-                        //                useIR = true
+                        useIR = true
                         jvmTarget = KScienceVersions.JVM_TARGET.toString()
                     }
                 }
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/KScienceNativePlugin.kt b/src/main/kotlin/ru/mipt/npm/gradle/KScienceNativePlugin.kt
index c507d49..2eaeb6e 100644
--- a/src/main/kotlin/ru/mipt/npm/gradle/KScienceNativePlugin.kt
+++ b/src/main/kotlin/ru/mipt/npm/gradle/KScienceNativePlugin.kt
@@ -39,14 +39,13 @@ class KScienceNativePlugin : Plugin<Project> {
 
                 sourceSets{
                     val commonMain by getting
+                    val commonTest by getting
+
                     val nativeMain by creating{
                         dependsOn(commonMain)
                     }
 
-                    val commonTest by getting
-
                     val nativeTest by creating{
-                        dependsOn(nativeMain)
                         dependsOn(commonTest)
                     }
 
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/KScienceNodePlugin.kt b/src/main/kotlin/ru/mipt/npm/gradle/KScienceNodePlugin.kt
index 473424e..e1367bc 100644
--- a/src/main/kotlin/ru/mipt/npm/gradle/KScienceNodePlugin.kt
+++ b/src/main/kotlin/ru/mipt/npm/gradle/KScienceNodePlugin.kt
@@ -26,18 +26,33 @@ class KScienceNodePlugin : Plugin<Project> {
             }
             sourceSets {
                 val commonMain by getting
-                val nodeMain by creating {
+                val commonTest by getting
+
+                val jsCommonMain by creating{
                     dependsOn(commonMain)
+                }
+
+                val jsCommonTest by creating{
+                    dependsOn(commonTest)
+                }
+
+                val jsMain by getting{
+                    dependsOn(jsCommonMain)
+                }
+
+                val jsTest by getting{
+                    dependsOn(jsCommonTest)
+                }
+
+                val nodeMain by creating {
+                    dependsOn(jsCommonMain)
                     dependencies{
                         api("org.jetbrains.kotlinx:kotlinx-nodejs:${KScienceVersions.kotlinxNodeVersion}")
                     }
                 }
 
-                val commonTest by getting
-
                 val nodeTest by creating {
-                    dependsOn(nodeMain)
-                    dependsOn(commonTest)
+                    dependsOn(jsCommonTest)
                 }
             }
         }
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/KScienceProjectPlugin.kt b/src/main/kotlin/ru/mipt/npm/gradle/KScienceProjectPlugin.kt
index 942334a..c5ccd8f 100644
--- a/src/main/kotlin/ru/mipt/npm/gradle/KScienceProjectPlugin.kt
+++ b/src/main/kotlin/ru/mipt/npm/gradle/KScienceProjectPlugin.kt
@@ -8,11 +8,11 @@ import org.gradle.kotlin.dsl.*
 import org.jetbrains.changelog.ChangelogPlugin
 import org.jetbrains.dokka.gradle.DokkaPlugin
 import org.jetbrains.dokka.gradle.DokkaTask
-import java.io.File
 import kotlin.collections.component1
 import kotlin.collections.component2
 
 class KSciencePublishingExtension(val project: Project) {
+    var vcs: String? by project.extra
     var githubOrg: String? by project.extra
     var githubProject: String? by project.extra
     var spaceRepo: String? by project.extra
@@ -24,76 +24,6 @@ class KSciencePublishingExtension(val project: Project) {
     var bintrayRepo: String? by project.extra
 }
 
-enum class Maturity {
-    PROTOTYPE,
-    EXPERIMENTAL,
-    DEVELOPMENT,
-    PRODUCTION
-}
-
-class KScienceReadmeExtension(val project: Project) {
-    var description: String = ""
-    var maturity: Maturity = Maturity.EXPERIMENTAL
-
-    var readmeTemplate: File = project.file("docs/README-TEMPLATE.md")
-
-    data class Feature(val id: String, val ref: String, val description: String, val name: String = id)
-
-    val features = ArrayList<Feature>()
-
-    fun feature(id: String, ref: String, description: String, name: String = id) {
-        features.add(Feature(id, ref, description, name))
-    }
-
-    val properties: MutableMap<String, () -> Any?> = mutableMapOf(
-        "name" to { project.name },
-        "group" to { project.group },
-        "version" to { project.version },
-        "features" to { featuresString() }
-    )
-
-    private fun getActualizedProperties() = properties.mapValues { (_, value) ->
-        value.invoke()
-    }
-
-    fun property(key: String, value: Any?) {
-        properties[key] = {value}
-    }
-
-    fun propertyByTemplate(key: String, template: String) {
-        val actual = getActualizedProperties()
-        properties[key] = {SimpleTemplateEngine().createTemplate(template).make(actual).toString()}
-    }
-
-    internal val additionalFiles = ArrayList<File>()
-
-    fun propertyByTemplate(key: String, template: File) {
-        val actual = getActualizedProperties()
-        properties[key] = {SimpleTemplateEngine().createTemplate(template).make(actual).toString()}
-        additionalFiles.add(template)
-    }
-
-    /**
-     * Generate a markdown string listing features
-     */
-    fun featuresString(itemPrefix: String = " - ", pathPrefix: String = "") = buildString {
-        features.forEach {
-            appendln("$itemPrefix[${it.id}]($pathPrefix${it.ref}) : ${it.description}")
-        }
-    }
-
-    /**
-     * Generate a readme string from the stub
-     */
-    fun readmeString(): String? {
-        return if (readmeTemplate.exists()) {
-            val actual = getActualizedProperties()
-            SimpleTemplateEngine().createTemplate(readmeTemplate).make(actual).toString()
-        } else {
-            null
-        }
-    }
-}
 
 /**
  * Apply extension and repositories
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/KScienceReadmeExtension.kt b/src/main/kotlin/ru/mipt/npm/gradle/KScienceReadmeExtension.kt
new file mode 100644
index 0000000..cf8c027
--- /dev/null
+++ b/src/main/kotlin/ru/mipt/npm/gradle/KScienceReadmeExtension.kt
@@ -0,0 +1,97 @@
+package ru.mipt.npm.gradle
+
+import groovy.text.SimpleTemplateEngine
+import kotlinx.validation.ApiValidationExtension
+import org.gradle.api.Project
+import org.gradle.kotlin.dsl.getByType
+import java.io.File
+
+enum class Maturity {
+    PROTOTYPE,
+    EXPERIMENTAL,
+    DEVELOPMENT,
+    STABLE
+}
+
+
+class KScienceReadmeExtension(val project: Project) {
+    var description: String = project.description ?: ""
+    var maturity: Maturity = Maturity.EXPERIMENTAL
+        set(value) {
+            field = value
+            val projectName = project.name
+            if (value == Maturity.EXPERIMENTAL || value == Maturity.PROTOTYPE) {
+                project.rootProject.run {
+                    plugins.withId("org.jetbrains.kotlinx.binary-compatibility-validator") {
+                        extensions.getByType<ApiValidationExtension>().apply {
+                            project.logger.warn("$value project $projectName is excluded from API validation")
+                            ignoredProjects.add(projectName)
+                        }
+                    }
+                }
+            }
+        }
+
+    var readmeTemplate: File = project.file("docs/README-TEMPLATE.md")
+
+    data class Feature(val id: String, val description: String, val ref: String?, val name: String = id)
+
+    val features = ArrayList<Feature>()
+
+    fun feature(id: String, description: String, ref: String? = null, name: String = id) {
+        features.add(Feature(id, description, ref, name))
+    }
+
+    fun feature(id: String, ref: String? = null, name: String = id, description: () -> String) {
+        features.add(Feature(id, description(), ref, name))
+    }
+
+    val properties: MutableMap<String, () -> Any?> = mutableMapOf(
+        "name" to { project.name },
+        "group" to { project.group },
+        "version" to { project.version },
+        "features" to { featuresString() }
+    )
+
+    private fun getActualizedProperties() = properties.mapValues { (_, value) ->
+        value.invoke()
+    }
+
+    fun property(key: String, value: Any?) {
+        properties[key] = { value }
+    }
+
+    fun propertyByTemplate(key: String, template: String) {
+        val actual = getActualizedProperties()
+        properties[key] = { SimpleTemplateEngine().createTemplate(template).make(actual).toString() }
+    }
+
+    internal val additionalFiles = ArrayList<File>()
+
+    fun propertyByTemplate(key: String, template: File) {
+        val actual = getActualizedProperties()
+        properties[key] = { SimpleTemplateEngine().createTemplate(template).make(actual).toString() }
+        additionalFiles.add(template)
+    }
+
+    /**
+     * Generate a markdown string listing features
+     */
+    fun featuresString(itemPrefix: String = " - ", pathPrefix: String = "") = buildString {
+        features.forEach {
+            appendln("$itemPrefix[${it.name}]($pathPrefix${it.ref ?: "#"}) : ${it.description}")
+        }
+    }
+
+    /**
+     * Generate a readme string from the stub
+     */
+    fun readmeString(): String? {
+        return if (readmeTemplate.exists()) {
+            val actual = getActualizedProperties()
+            SimpleTemplateEngine().createTemplate(readmeTemplate).make(actual).toString()
+        } else {
+            null
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/KScienceVersions.kt b/src/main/kotlin/ru/mipt/npm/gradle/KScienceVersions.kt
index 7849dda..e867cce 100644
--- a/src/main/kotlin/ru/mipt/npm/gradle/KScienceVersions.kt
+++ b/src/main/kotlin/ru/mipt/npm/gradle/KScienceVersions.kt
@@ -6,19 +6,19 @@ import org.gradle.api.JavaVersion
  * Build constants
  */
 object KScienceVersions {
-    const val kotlinVersion = "1.4.21"
+    const val kotlinVersion = "1.4.30"
     const val kotlinxNodeVersion = "0.0.7"
     const val coroutinesVersion = "1.4.2"
-    const val serializationVersion = "1.0.1"
-    const val atomicVersion = "0.14.4"
+    const val serializationVersion = "1.1.0-RC"
+    const val atomicVersion = "0.15.1"
+    const val ktorVersion = "1.5.1"
+    const val htmlVersion = "0.7.2"
 
     val JVM_TARGET = JavaVersion.VERSION_11
 
     object Serialization{
         const val xmlVersion = "0.80.1"
-        @Deprecated("Use yamlKt instead")
-        const val yamlVersion = "0.21.0"
         const val bsonVersion = "0.4.4"
-        const val yamlKtVersion = "0.7.5"
+        const val yamlKtVersion = "0.9.0"
     }
 }
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/SerializationTargets.kt b/src/main/kotlin/ru/mipt/npm/gradle/SerializationTargets.kt
index 1f66db2..f9972d3 100644
--- a/src/main/kotlin/ru/mipt/npm/gradle/SerializationTargets.kt
+++ b/src/main/kotlin/ru/mipt/npm/gradle/SerializationTargets.kt
@@ -54,17 +54,6 @@ class SerializationTargets(
         )
     }
 
-    @Deprecated("Use multiplatform yamlKt instead")
-    fun Project.yaml(
-        version: String = KScienceVersions.Serialization.yamlVersion
-    ) {
-        useDependency(
-            "jvm" to "com.charleskorn.kaml:kaml:$version",
-            dependencySourceSet = sourceSet,
-            dependencyConfiguration = configuration
-        )
-    }
-
     fun Project.yamlKt(
         version: String = KScienceVersions.Serialization.yamlKtVersion
     ) {
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/internal/common.kt b/src/main/kotlin/ru/mipt/npm/gradle/internal/common.kt
index 6eede47..ab26d38 100644
--- a/src/main/kotlin/ru/mipt/npm/gradle/internal/common.kt
+++ b/src/main/kotlin/ru/mipt/npm/gradle/internal/common.kt
@@ -8,6 +8,7 @@ import org.gradle.kotlin.dsl.maven
 import org.jetbrains.kotlin.gradle.plugin.LanguageSettingsBuilder
 
 internal fun LanguageSettingsBuilder.applySettings(): Unit {
+    languageVersion = "1.4"
     progressiveMode = true
     enableLanguageFeature("InlineClasses")
     useExperimentalAnnotation("kotlin.Experimental")
@@ -20,7 +21,6 @@ internal fun LanguageSettingsBuilder.applySettings(): Unit {
 
 internal fun RepositoryHandler.applyRepos(): Unit {
     mavenCentral()
-    jcenter()
     maven("https://dl.bintray.com/kotlin/kotlin-eap")
     maven("https://dl.bintray.com/kotlin/kotlin-dev")
     maven("https://kotlin.bintray.com/kotlinx")
@@ -28,9 +28,10 @@ internal fun RepositoryHandler.applyRepos(): Unit {
     maven("https://dl.bintray.com/mipt-npm/kscience")
     maven("https://dl.bintray.com/mipt-npm/dev")
     maven("https://dl.bintray.com/mipt-npm/dataforge")
+    maven("https://repo.kotlin.link")
 }
 
-internal fun Copy.fromDependencies(configurationName: String) = project.afterEvaluate {
+internal fun Copy.fromJsDependencies(configurationName: String) = project.afterEvaluate {
     val configuration = configurations[configurationName]
         ?: error("Configuration with name $configurationName could not be resolved.")
     val projectDeps = configuration.allDependencies.filterIsInstance<ProjectDependency>().map {
diff --git a/src/main/kotlin/ru/mipt/npm/gradle/internal/publish.kt b/src/main/kotlin/ru/mipt/npm/gradle/internal/publish.kt
index 12bb161..58f8b02 100644
--- a/src/main/kotlin/ru/mipt/npm/gradle/internal/publish.kt
+++ b/src/main/kotlin/ru/mipt/npm/gradle/internal/publish.kt
@@ -18,10 +18,10 @@ internal fun Project.configurePublishing() {
     val vcs = findProperty("vcs") as? String
         ?: githubProject?.let { "https://github.com/$githubOrg/$it" }
 
-    if (vcs == null) {
-        project.logger.warn("[${project.name}] Missing deployment configuration. Skipping publish.")
-        return
-    }
+//    if (vcs == null) {
+//        project.logger.warn("[${project.name}] Missing deployment configuration. Skipping publish.")
+//        return
+//    }
 
     project.configure<PublishingExtension> {
         plugins.withId("org.jetbrains.kotlin.js") {
@@ -62,7 +62,7 @@ internal fun Project.configurePublishing() {
             publication.pom {
                 name.set(project.name)
                 description.set(project.description)
-                url.set(vcs)
+                vcs?.let{url.set(vcs)}
 
                 licenses {
                     license {
@@ -80,9 +80,11 @@ internal fun Project.configurePublishing() {
                     }
 
                 }
-                scm {
-                    url.set(vcs)
-                    tag.set(project.version.toString())
+                vcs?.let {
+                    scm {
+                        url.set(vcs)
+                        tag.set(project.version.toString())
+                    }
                 }
             }
         }