diff --git a/libraries/commonConfiguration.gradle b/libraries/commonConfiguration.gradle
index 82cc2de8d54..c556b8485d6 100644
--- a/libraries/commonConfiguration.gradle
+++ b/libraries/commonConfiguration.gradle
@@ -90,13 +90,10 @@ ext.manifestAttributes = { Manifest manifest, Project project, String component
                 'Kotlin-Runtime-Component': component,
                 'Kotlin-Version': project.kotlinLanguageVersion
         }
-        // TODO: enable as soon as this doesn't cause D8/DX to crash
-        /*
         if (multiRelease) {
             attributes \
                 'Multi-Release': 'true'
         }
-        */
     }
 }
 
diff --git a/libraries/kotlin.test/jvm/build.gradle b/libraries/kotlin.test/jvm/build.gradle
index 28859728813..6fb91ece43d 100644
--- a/libraries/kotlin.test/jvm/build.gradle
+++ b/libraries/kotlin.test/jvm/build.gradle
@@ -25,14 +25,24 @@ dependencies {
 archivesBaseName = 'kotlin-test'
 
 jar {
-    manifestAttributes(manifest, project, 'Test', true)
+    manifestAttributes(manifest, project, 'Test' /*true*/)
     // TODO: enable as soon as this doesn't cause D8/DX to crash
     // from sourceSets.java9.output
 }
 
+task modularJar(type: Jar) {
+    dependsOn(jar)
+    manifestAttributes(manifest, project, 'Test', true)
+    classifier = 'modular'
+
+    from zipTree(jar.outputs.files.singleFile)
+    from sourceSets.java9.output
+}
+
 artifacts {
     archives sourcesJar
     archives javadocJar
+    archives modularJar
 }
 
 dist {
diff --git a/libraries/reflect/api/build.gradle b/libraries/reflect/api/build.gradle
index 519942bd4d8..805f1d8704e 100644
--- a/libraries/reflect/api/build.gradle
+++ b/libraries/reflect/api/build.gradle
@@ -44,8 +44,7 @@ jar {
 
 task java9Jar(type: Jar) {
     classifier = "java9"
-    // TODO: enable as soon as this doesn't cause D8/DX to crash
-    // from sourceSets.java9.output
+    from sourceSets.java9.output
 }
 
 artifacts {
diff --git a/libraries/reflect/build.gradle.kts b/libraries/reflect/build.gradle.kts
index dfe77833f8b..ffb08150342 100644
--- a/libraries/reflect/build.gradle.kts
+++ b/libraries/reflect/build.gradle.kts
@@ -109,7 +109,7 @@ class KotlinModuleShadowTransformer(private val logger: Logger) : Transformer {
 val reflectShadowJar by task<ShadowJar> {
     classifier = "shadow"
     version = null
-    callGroovy("manifestAttributes", manifest, project, "Main", true)
+    callGroovy("manifestAttributes", manifest, project, "Main" /*true*/)
 
     from(project(":core:descriptors.jvm").mainSourceSet.resources) {
         include("META-INF/services/**")
@@ -191,6 +191,16 @@ val sourcesJar = sourcesJar(sourceSet = null) {
 val result by task<Jar> {
     dependsOn(proguard)
     from(zipTree(file(proguardOutput)))
+//    from(zipTree(reflectShadowJar.archivePath)) {
+//        include("META-INF/versions/**")
+//    }
+    callGroovy("manifestAttributes", manifest, project, "Main" /*true*/)
+}
+
+val modularJar by task<Jar> {
+    dependsOn(proguard)
+    classifier = "modular"
+    from(zipTree(file(proguardOutput)))
     from(zipTree(reflectShadowJar.archivePath)) {
         include("META-INF/versions/**")
     }
@@ -208,12 +218,13 @@ artifacts {
     val artifactJar = mapOf(
         "file" to result.outputs.files.single(),
         "builtBy" to result,
-        "name" to property("archivesBaseName")
+        "name" to base.archivesBaseName
     )
 
     add(mainJar.name, artifactJar)
     add("runtime", artifactJar)
     add("archives", artifactJar)
+    add("archives", modularJar)
 }
 
 javadocJar()
diff --git a/libraries/stdlib/jdk7/build.gradle b/libraries/stdlib/jdk7/build.gradle
index 36f4ff3f8f7..2ee4d3caeba 100644
--- a/libraries/stdlib/jdk7/build.gradle
+++ b/libraries/stdlib/jdk7/build.gradle
@@ -41,14 +41,25 @@ sourceSets {
 }
 
 jar {
-    manifestAttributes(manifest, project, 'Main', true)
+    manifestAttributes(manifest, project, 'Main' /*true*/)
     // TODO: enable as soon as this doesn't cause D8/DX to crash
     // from sourceSets.java9.output
 }
 
+task modularJar(type: Jar) {
+    dependsOn(jar)
+    manifestAttributes(manifest, project, 'Main', true)
+    classifier = 'modular'
+
+    from zipTree(jar.outputs.files.singleFile)
+    from sourceSets.java9.output
+}
+
+
 artifacts {
     archives sourcesJar
     archives javadocJar
+    archives modularJar
 }
 
 dist {
diff --git a/libraries/stdlib/jdk7/java9/module-info.java b/libraries/stdlib/jdk7/java9/module-info.java
index b45c36549c1..09f7e793fa5 100644
--- a/libraries/stdlib/jdk7/java9/module-info.java
+++ b/libraries/stdlib/jdk7/java9/module-info.java
@@ -2,4 +2,7 @@ module kotlin.stdlib.jdk7 {
     requires transitive kotlin.stdlib;
 
     exports kotlin.jdk7;
+
+    exports kotlin.internal.jdk7 to kotlin.stdlib.jdk8;
+    opens kotlin.internal.jdk7 to kotlin.stdlib;
 }
diff --git a/libraries/stdlib/jdk8/build.gradle b/libraries/stdlib/jdk8/build.gradle
index bf2d832d795..869571c2d41 100644
--- a/libraries/stdlib/jdk8/build.gradle
+++ b/libraries/stdlib/jdk8/build.gradle
@@ -44,14 +44,25 @@ sourceSets {
 }
 
 jar {
-    manifestAttributes(manifest, project, 'Main', true)
+    manifestAttributes(manifest, project, 'Main' /*true*/)
     // TODO: enable as soon as this doesn't cause D8/DX to crash
     // from sourceSets.java9.output
 }
 
+task modularJar(type: Jar) {
+    dependsOn(jar)
+    manifestAttributes(manifest, project, 'Main', true)
+    classifier = 'modular'
+
+    from zipTree(jar.outputs.files.singleFile)
+    from sourceSets.java9.output
+}
+
+
 artifacts {
     archives sourcesJar
     archives javadocJar
+    archives modularJar
 }
 
 dist {
diff --git a/libraries/stdlib/jdk8/java9/module-info.java b/libraries/stdlib/jdk8/java9/module-info.java
index 6aea62c686f..d92be8be0ef 100644
--- a/libraries/stdlib/jdk8/java9/module-info.java
+++ b/libraries/stdlib/jdk8/java9/module-info.java
@@ -1,7 +1,10 @@
 module kotlin.stdlib.jdk8 {
     requires transitive kotlin.stdlib;
+    requires kotlin.stdlib.jdk7;
 
     exports kotlin.collections.jdk8;
     exports kotlin.streams.jdk8;
     exports kotlin.text.jdk8;
+
+    opens kotlin.internal.jdk8 to kotlin.stdlib;
 }
diff --git a/libraries/stdlib/jvm/build.gradle b/libraries/stdlib/jvm/build.gradle
index 6e33e78da3e..e19e347fcdd 100644
--- a/libraries/stdlib/jvm/build.gradle
+++ b/libraries/stdlib/jvm/build.gradle
@@ -73,7 +73,7 @@ dependencies {
 }
 
 jar {
-    manifestAttributes(manifest, project, 'Main', true)
+    manifestAttributes(manifest, project, 'Main' /*true*/)
     from("${rootDir}/dist/builtins")
     from sourceSets.experimental.output
     from sourceSets.coroutines.output
@@ -85,14 +85,14 @@ jar {
 task coroutinesJar(type: Jar) {
     version = null
     classifier = 'coroutines'
-    manifestAttributes(manifest, project, 'Main', true)
+    manifestAttributes(manifest, project, 'Main')
     project.configure(manifest) { attributes 'Kotlin-Version': '1.3' }
 }
 
 task unsignedJar(type: Jar) {
     version = null
     classifier = 'unsigned'
-    manifestAttributes(manifest, project, 'Main', true)
+    manifestAttributes(manifest, project, 'Main')
     project.configure(manifest) { attributes 'Kotlin-Version': '1.3' }
 }
 
@@ -122,9 +122,19 @@ task distMavenSources(type: Copy) {
     rename "-${java.util.regex.Pattern.quote(version)}", ''
 }
 
+task modularJar(type: Jar) {
+    dependsOn(jar)
+    manifestAttributes(manifest, project, 'Main', true)
+    classifier = 'modular'
+
+    from zipTree(jar.outputs.files.singleFile)
+    from sourceSets.java9.output
+}
+
 artifacts {
     archives sourcesJar
     archives javadocJar
+    archives modularJar
 }
 
 dist {
@@ -189,7 +199,7 @@ compileExperimentalKotlin {
     }
 }
 
-compileJava9Sources(project, 'kotlin.stdlib')
+compileJava9Sources(project, 'kotlin.stdlib', [sourceSets.main.output, sourceSets.coroutines.output])
 
 compileCoroutinesKotlin {
     kotlinOptions {
diff --git a/libraries/stdlib/jvm/java9/module-info.java b/libraries/stdlib/jvm/java9/module-info.java
index b816c55b57c..db2fa9e9ad3 100644
--- a/libraries/stdlib/jvm/java9/module-info.java
+++ b/libraries/stdlib/jvm/java9/module-info.java
@@ -4,33 +4,39 @@ module kotlin.stdlib {
     exports kotlin.collections;
     exports kotlin.comparisons;
     exports kotlin.concurrent;
+    exports kotlin.contracts;
+    exports kotlin.coroutines;
+    exports kotlin.coroutines.intrinsics;
+    exports kotlin.coroutines.jvm.internal;
     exports kotlin.io;
     exports kotlin.jvm;
     exports kotlin.jvm.functions;
     exports kotlin.math;
     exports kotlin.properties;
+    exports kotlin.random;
     exports kotlin.ranges;
     exports kotlin.reflect;
     exports kotlin.sequences;
     exports kotlin.system;
     exports kotlin.text;
 
-    exports kotlin.coroutines.experimental;
-    exports kotlin.coroutines.experimental.intrinsics;
-    exports kotlin.coroutines.experimental.jvm.internal;
+    // do not export experimental coroutines packages
+    //exports kotlin.coroutines.experimental;
+    //exports kotlin.coroutines.experimental.intrinsics;
+    //exports kotlin.coroutines.experimental.jvm.internal;
+    //exports kotlin.coroutines.experimental.migration;
+
     exports kotlin.experimental;
 
     exports kotlin.internal;
     exports kotlin.jvm.internal;
     exports kotlin.jvm.internal.markers;
 
-    // TODO?
-    // exports org.jetbrains.annotations;
-
     // Open packages with .kotlin_builtins files to kotlin-reflect, to allow reflection to load built-in declarations there
     opens kotlin to kotlin.reflect;
     opens kotlin.annotation to kotlin.reflect;
     opens kotlin.collections to kotlin.reflect;
+    opens kotlin.coroutines to kotlin.reflect;
     opens kotlin.internal to kotlin.reflect;
     opens kotlin.ranges to kotlin.reflect;
     opens kotlin.reflect to kotlin.reflect;