diff --git a/compiler/util/src/org/jetbrains/kotlin/utils/JsLibraryUtils.kt b/compiler/util/src/org/jetbrains/kotlin/utils/JsLibraryUtils.kt
new file mode 100644
index 00000000000..57e8921060f
--- /dev/null
+++ b/compiler/util/src/org/jetbrains/kotlin/utils/JsLibraryUtils.kt
@@ -0,0 +1,139 @@
+/*
+ * Copyright 2010-2015 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.kotlin.utils
+
+import com.intellij.openapi.diagnostic.Logger
+import com.intellij.openapi.util.io.FileUtil
+import com.intellij.util.Processor
+import org.jetbrains.kotlin.utils.fileUtils.withReplacedExtensionOrNull
+import java.io.File
+import java.io.IOException
+import java.util.zip.ZipFile
+
+object JsLibraryUtils {
+    private val LOG = Logger.getInstance(LibraryUtils::class.java)
+
+    private val META_INF_RESOURCES = "${LibraryUtils.META_INF}resources/"
+
+    @JvmStatic fun copyJsFilesFromLibraries(libraries: List<String>, outputLibraryJsPath: String) {
+        for (library in libraries) {
+            val file = File(library)
+            assert(file.exists()) { "Library $library not found" }
+
+            if (file.isDirectory) {
+                copyJsFilesFromDirectory(file, outputLibraryJsPath)
+            }
+            else {
+                copyJsFilesFromZip(file, outputLibraryJsPath)
+            }
+        }
+    }
+
+    @JvmStatic fun traverseJsLibraries(libs: List<File>, action: (content: String, path: String) -> Unit) {
+        libs.forEach { traverseJsLibrary(it, action) }
+    }
+
+    @JvmStatic fun traverseJsLibrary(lib: File, action: (content: String, path: String) -> Unit) {
+        when {
+            lib.isDirectory -> traverseDirectory(lib, action)
+            FileUtil.isJarOrZip(lib) -> traverseArchive(lib, action)
+            lib.name.endsWith(KotlinJavascriptMetadataUtils.JS_EXT) -> {
+                lib.runIfFileExists(action)
+                val jsFile = lib.withReplacedExtensionOrNull(
+                        KotlinJavascriptMetadataUtils.META_JS_SUFFIX, KotlinJavascriptMetadataUtils.JS_EXT
+                )
+                jsFile?.runIfFileExists(action)
+            }
+            else -> throw IllegalArgumentException("Unknown library format (directory, zip or js file expected): $lib")
+        }
+    }
+
+    private fun File.runIfFileExists(action: (content: String, path: String) -> Unit) {
+        if (isFile) {
+            action(FileUtil.loadFile(this), "")
+        }
+    }
+
+    private fun copyJsFilesFromDirectory(dir: File, outputLibraryJsPath: String) {
+        traverseDirectory(dir) { content, relativePath ->
+            FileUtil.writeToFile(File(outputLibraryJsPath, relativePath), content)
+        }
+    }
+
+    private fun processDirectory(dir: File, action: (content: String, relativePath: String) -> Unit) {
+        FileUtil.processFilesRecursively(dir, Processor<File> { file ->
+            val relativePath = FileUtil.getRelativePath(dir, file)
+                               ?: throw IllegalArgumentException("relativePath should not be null $dir $file")
+            if (file.isFile && relativePath.endsWith(KotlinJavascriptMetadataUtils.JS_EXT)) {
+                val suggestedRelativePath = getSuggestedPath(relativePath) ?: return@Processor true
+                action(FileUtil.loadFile(file), suggestedRelativePath)
+            }
+            true
+        })
+    }
+
+    private fun traverseDirectory(dir: File, action: (content: String, relativePath: String) -> Unit) {
+        try {
+            processDirectory(dir, action)
+        }
+        catch (ex: IOException) {
+            LOG.error("Could not read files from directory ${dir.name}: ${ex.message}")
+        }
+    }
+
+    private fun copyJsFilesFromZip(file: File, outputLibraryJsPath: String) {
+        traverseArchive(file) { content, relativePath ->
+            FileUtil.writeToFile(File(outputLibraryJsPath, relativePath), content)
+        }
+    }
+
+    private fun traverseArchive(file: File, action: (content: String, relativePath: String) -> Unit) {
+        val zipFile = ZipFile(file.path)
+        try {
+            val zipEntries = zipFile.entries()
+            while (zipEntries.hasMoreElements()) {
+                val entry = zipEntries.nextElement()
+                val entryName = entry.name
+                if (!entry.isDirectory && entryName.endsWith(KotlinJavascriptMetadataUtils.JS_EXT)) {
+                    val relativePath = getSuggestedPath(entryName) ?: continue
+
+                    val stream = zipFile.getInputStream(entry)
+                    val content = FileUtil.loadTextAndClose(stream)
+                    action(content, relativePath)
+                }
+            }
+        }
+        catch (ex: IOException) {
+            LOG.error("Could not extract files from archive ${file.name}: ${ex.message}")
+        }
+        finally {
+            zipFile.close()
+        }
+    }
+
+    private fun getSuggestedPath(path: String): String? {
+        val systemIndependentPath = FileUtil.toSystemIndependentName(path)
+        if (systemIndependentPath.startsWith(LibraryUtils.META_INF)) {
+            if (systemIndependentPath.startsWith(META_INF_RESOURCES)) {
+                return path.substring(META_INF_RESOURCES.length)
+            }
+            return null
+        }
+
+        return path
+    }
+}
diff --git a/compiler/util/src/org/jetbrains/kotlin/utils/KotlinJavascriptMetadataUtils.kt b/compiler/util/src/org/jetbrains/kotlin/utils/KotlinJavascriptMetadataUtils.kt
index ef67da57227..49490a638fb 100644
--- a/compiler/util/src/org/jetbrains/kotlin/utils/KotlinJavascriptMetadataUtils.kt
+++ b/compiler/util/src/org/jetbrains/kotlin/utils/KotlinJavascriptMetadataUtils.kt
@@ -30,6 +30,7 @@ object KotlinJavascriptMetadataUtils {
     const val VFS_PROTOCOL: String = "kotlin-js-meta"
     private val KOTLIN_JAVASCRIPT_METHOD_NAME = "kotlin_module_metadata"
     private val KOTLIN_JAVASCRIPT_METHOD_NAME_PATTERN = "\\.kotlin_module_metadata\\(".toPattern()
+
     /**
      * Matches string like <name>.kotlin_module_metadata(<abi version>, <module name>, <base64 data>)
      */
@@ -44,28 +45,13 @@ object KotlinJavascriptMetadataUtils {
     @JvmStatic fun hasMetadata(text: String): Boolean =
             KOTLIN_JAVASCRIPT_METHOD_NAME_PATTERN.matcher(text).find() && METADATA_PATTERN.matcher(text).find()
 
-    fun hasMetadataWithIncompatibleAbiVersion(text: String): Boolean {
-        val matcher = METADATA_PATTERN.matcher(text)
-        while (matcher.find()) {
-            var abiVersion = matcher.group(1).toInt()
-            if (abiVersion != ABI_VERSION) return true
-        }
-        return false
-    }
-
     fun formatMetadataAsString(moduleName: String, content: ByteArray): String =
         "// Kotlin.$KOTLIN_JAVASCRIPT_METHOD_NAME($ABI_VERSION, \"$moduleName\", \"${printBase64Binary(content)}\");\n"
 
     @JvmStatic fun loadMetadata(file: File): List<KotlinJavascriptMetadata> {
-        assert(file.exists()) { "Library " + file + " not found" }
+        assert(file.exists()) { "Library $file not found" }
         val metadataList = arrayListOf<KotlinJavascriptMetadata>()
-        LibraryUtils.traverseJsLibrary(file) { content, relativePath ->
-            var path = file.path
-
-            if (relativePath.isNotBlank()) {
-                path += "/$relativePath"
-            }
-
+        JsLibraryUtils.traverseJsLibrary(file) { content, relativePath ->
             parseMetadata(content, metadataList)
         }
 
diff --git a/compiler/util/src/org/jetbrains/kotlin/utils/LibraryUtils.kt b/compiler/util/src/org/jetbrains/kotlin/utils/LibraryUtils.kt
index 94fa908173d..22c63e3e6a3 100644
--- a/compiler/util/src/org/jetbrains/kotlin/utils/LibraryUtils.kt
+++ b/compiler/util/src/org/jetbrains/kotlin/utils/LibraryUtils.kt
@@ -17,16 +17,12 @@
 package org.jetbrains.kotlin.utils
 
 import com.intellij.openapi.diagnostic.Logger
-import com.intellij.openapi.util.io.FileUtil
 import com.intellij.openapi.vfs.VirtualFile
-import com.intellij.util.Processor
-import org.jetbrains.kotlin.utils.fileUtils.withReplacedExtensionOrNull
 import java.io.*
-import java.util.Properties
+import java.util.*
 import java.util.jar.Attributes
 import java.util.jar.JarFile
 import java.util.jar.Manifest
-import java.util.zip.ZipFile
 
 object LibraryUtils {
     private val LOG = Logger.getInstance(LibraryUtils::class.java)
@@ -34,9 +30,9 @@ object LibraryUtils {
     val KOTLIN_JS_MODULE_NAME: String = "Kotlin-JS-Module-Name"
     private var TITLE_KOTLIN_JAVASCRIPT_STDLIB: String
     private var TITLE_KOTLIN_JAVASCRIPT_LIB: String
-    private val METAINF = "META-INF/"
-    private val MANIFEST_PATH = "${METAINF}MANIFEST.MF"
-    private val METAINF_RESOURCES = "${METAINF}resources/"
+
+    val META_INF = "META-INF/"
+    private val MANIFEST_PATH = "${META_INF}MANIFEST.MF"
     private val KOTLIN_JS_MODULE_ATTRIBUTE_NAME = Attributes.Name(KOTLIN_JS_MODULE_NAME)
 
     init {
@@ -73,10 +69,13 @@ object LibraryUtils {
     }
 
     @JvmStatic fun isOldKotlinJavascriptLibrary(library: File): Boolean =
-            checkAttributeValue(library, TITLE_KOTLIN_JAVASCRIPT_LIB, Attributes.Name.SPECIFICATION_TITLE) && getKotlinJsModuleName(library) != null
+            checkAttributeValue(library, TITLE_KOTLIN_JAVASCRIPT_LIB, Attributes.Name.SPECIFICATION_TITLE) &&
+            getKotlinJsModuleName(library) != null
 
-    @JvmStatic fun isKotlinJavascriptLibraryWithMetadata(library: File): Boolean = KotlinJavascriptMetadataUtils.loadMetadata(library).isNotEmpty()
+    @JvmStatic fun isKotlinJavascriptLibraryWithMetadata(library: File): Boolean =
+            KotlinJavascriptMetadataUtils.loadMetadata(library).isNotEmpty()
 
+    @Suppress("unused") // used in K2JSCompilerMojo
     @JvmStatic fun isKotlinJavascriptLibrary(library: File): Boolean =
             isOldKotlinJavascriptLibrary(library) || isKotlinJavascriptLibraryWithMetadata(library)
 
@@ -84,117 +83,6 @@ object LibraryUtils {
         return checkAttributeValue(library, TITLE_KOTLIN_JAVASCRIPT_STDLIB, Attributes.Name.IMPLEMENTATION_TITLE)
     }
 
-    @JvmStatic fun copyJsFilesFromLibraries(libraries: List<String>, outputLibraryJsPath: String) {
-        for (library in libraries) {
-            val file = File(library)
-            assert(file.exists()) { "Library " + library + " not found" }
-
-            if (file.isDirectory) {
-                copyJsFilesFromDirectory(file, outputLibraryJsPath)
-            }
-            else {
-                copyJsFilesFromZip(file, outputLibraryJsPath)
-            }
-        }
-    }
-
-    @JvmStatic fun traverseJsLibraries(libs: List<File>, action: (content: String, path: String)->Unit) {
-        libs.forEach { traverseJsLibrary(it, action) }
-    }
-
-    @JvmStatic fun traverseJsLibrary(lib: File, action: (content: String, path: String)->Unit) {
-        when {
-            lib.isDirectory -> traverseDirectory(lib, action)
-            FileUtil.isJarOrZip(lib) -> traverseArchive(lib, action)
-            lib.name.endsWith(KotlinJavascriptMetadataUtils.JS_EXT) -> {
-                lib.runIfFileExists(action)
-                val jsFile = lib.withReplacedExtensionOrNull(KotlinJavascriptMetadataUtils.META_JS_SUFFIX, KotlinJavascriptMetadataUtils.JS_EXT)
-                jsFile?.runIfFileExists(action)
-            }
-            else ->
-                throw IllegalArgumentException("Unknown library format (directory, zip or js file expected): $lib")
-        }
-    }
-
-    private fun File.runIfFileExists(action: (content: String, path: String)->Unit) {
-        if (isFile) {
-            action(FileUtil.loadFile(this), "")
-        }
-    }
-
-    private fun copyJsFilesFromDirectory(dir: File, outputLibraryJsPath: String) {
-        traverseDirectory(dir) {
-            content, relativePath -> FileUtil.writeToFile(File(outputLibraryJsPath, relativePath), content)
-        }
-    }
-
-    private fun processDirectory(dir: File, action: (content: String, relativePath: String) -> Unit) {
-        FileUtil.processFilesRecursively(dir, object : Processor<File> {
-            override fun process(file: File): Boolean {
-                val relativePath = FileUtil.getRelativePath(dir, file) ?: throw IllegalArgumentException("relativePath should not be null " + dir + " " + file)
-                if (file.isFile && relativePath.endsWith(KotlinJavascriptMetadataUtils.JS_EXT)) {
-                    val suggestedRelativePath = getSuggestedPath(relativePath)
-                    if (suggestedRelativePath == null) return true
-
-                    action(FileUtil.loadFile(file), suggestedRelativePath)
-                }
-                return true
-            }
-        })
-    }
-
-    fun traverseDirectory(dir: File, action: (content: String, relativePath: String) -> Unit) {
-        try {
-            processDirectory(dir, action)
-        }
-        catch (ex: IOException) {
-            LOG.error("Could not read files from directory ${dir.name}: ${ex.message}")
-        }
-    }
-
-    private fun copyJsFilesFromZip(file: File, outputLibraryJsPath: String) {
-        traverseArchive(file) { content, relativePath ->
-            FileUtil.writeToFile(File(outputLibraryJsPath, relativePath), content)
-        }
-    }
-
-    fun traverseArchive(file: File, action: (content: String, relativePath: String) -> Unit) {
-        val zipFile = ZipFile(file.path)
-        try {
-            val zipEntries = zipFile.entries()
-            while (zipEntries.hasMoreElements()) {
-                val entry = zipEntries.nextElement()
-                val entryName = entry.name
-                if (!entry.isDirectory && entryName.endsWith(KotlinJavascriptMetadataUtils.JS_EXT)) {
-                    val relativePath = getSuggestedPath(entryName)
-                    if (relativePath == null) continue
-
-                    val stream = zipFile.getInputStream(entry)
-                    val content = FileUtil.loadTextAndClose(stream)
-                    action(content, relativePath)
-                }
-            }
-        }
-        catch (ex: IOException) {
-            LOG.error("Could not extract files from archive ${file.name}: ${ex.message}")
-        }
-        finally {
-            zipFile.close()
-        }
-    }
-
-    private fun getSuggestedPath(path: String): String? {
-        val systemIndependentPath = FileUtil.toSystemIndependentName(path)
-        if (systemIndependentPath.startsWith(METAINF)) {
-            if (systemIndependentPath.startsWith(METAINF_RESOURCES)) {
-                return path.substring(METAINF_RESOURCES.length)
-            }
-            return null
-        }
-
-        return path
-    }
-
     private fun getManifestFromJar(library: File): Manifest? {
         if (!library.canRead()) return null
 
diff --git a/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinBuilder.kt b/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinBuilder.kt
index 71ca6e225b9..1fefd3dacc2 100644
--- a/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinBuilder.kt
+++ b/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinBuilder.kt
@@ -64,7 +64,7 @@ import org.jetbrains.kotlin.modules.TargetId
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.progress.CompilationCanceledException
 import org.jetbrains.kotlin.progress.CompilationCanceledStatus
-import org.jetbrains.kotlin.utils.LibraryUtils
+import org.jetbrains.kotlin.utils.JsLibraryUtils
 import org.jetbrains.kotlin.utils.PathUtil
 import org.jetbrains.kotlin.utils.keysToMap
 import org.jetbrains.kotlin.utils.sure
@@ -592,7 +592,7 @@ class KotlinBuilder : ModuleLevelBuilder(BuilderCategory.SOURCE_PROCESSOR) {
             val outputLibraryRuntimeDirectory = File(outputDir, compilerSettings.outputDirectoryForJsLibraryFiles).absolutePath
             val libraryFilesToCopy = arrayListOf<String>()
             JpsJsModuleUtils.getLibraryFiles(representativeTarget, libraryFilesToCopy)
-            LibraryUtils.copyJsFilesFromLibraries(libraryFilesToCopy, outputLibraryRuntimeDirectory)
+            JsLibraryUtils.copyJsFilesFromLibraries(libraryFilesToCopy, outputLibraryRuntimeDirectory)
         }
     }
 
diff --git a/js/js.inliner/src/org/jetbrains/kotlin/js/inline/FunctionReader.kt b/js/js.inliner/src/org/jetbrains/kotlin/js/inline/FunctionReader.kt
index 086e031fe71..c8b77550a4d 100644
--- a/js/js.inliner/src/org/jetbrains/kotlin/js/inline/FunctionReader.kt
+++ b/js/js.inliner/src/org/jetbrains/kotlin/js/inline/FunctionReader.kt
@@ -19,7 +19,6 @@ package org.jetbrains.kotlin.js.inline
 import com.google.dart.compiler.backend.js.ast.*
 import com.google.dart.compiler.backend.js.ast.metadata.inlineStrategy
 import com.google.gwt.dev.js.ThrowExceptionOnErrorReporter
-import com.intellij.openapi.util.io.FileUtil
 import com.intellij.util.containers.SLRUCache
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.descriptors.CallableDescriptor
@@ -33,8 +32,7 @@ import org.jetbrains.kotlin.js.translate.reference.CallExpressionTranslator
 import org.jetbrains.kotlin.js.translate.utils.JsDescriptorUtils.getExternalModuleName
 import org.jetbrains.kotlin.resolve.descriptorUtil.isExtension
 import org.jetbrains.kotlin.resolve.inline.InlineStrategy
-import org.jetbrains.kotlin.utils.KotlinJavascriptMetadataUtils
-import org.jetbrains.kotlin.utils.LibraryUtils
+import org.jetbrains.kotlin.utils.JsLibraryUtils
 import org.jetbrains.kotlin.utils.sure
 import java.io.File
 
@@ -68,7 +66,7 @@ class FunctionReader(private val context: TranslationContext) {
         val config = context.config as LibrarySourcesConfig
         val libs = config.libraries.map { File(it) }
 
-        LibraryUtils.traverseJsLibraries(libs) { fileContent, path ->
+        JsLibraryUtils.traverseJsLibraries(libs) { fileContent, path ->
             val matcher = DEFINE_MODULE_PATTERN.toPattern().matcher(fileContent)
 
             while (matcher.find()) {