diff --git a/.idea/modules.xml b/.idea/modules.xml
index 19cb344b290..0d280ea1e3e 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -3,31 +3,31 @@
   <component name="ProjectModuleManager">
     <modules>
       <module fileurl="file://$PROJECT_DIR$/Kotlin.iml" filepath="$PROJECT_DIR$/Kotlin.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/android-tests/android-tests.iml" filepath="$PROJECT_DIR$/compiler/android-tests/android-tests.iml" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/android-tests/android-tests.iml" filepath="$PROJECT_DIR$/compiler/android-tests/android-tests.iml" group="compiler" />
       <module fileurl="file://$PROJECT_DIR$/compiler/annotations-ext/annotations-ext.iml" filepath="$PROJECT_DIR$/compiler/annotations-ext/annotations-ext.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/backend/backend.iml" filepath="$PROJECT_DIR$/compiler/backend/backend.iml" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/backend/backend.iml" filepath="$PROJECT_DIR$/compiler/backend/backend.iml" group="compiler/java" />
       <module fileurl="file://$PROJECT_DIR$/build-tools/build-tools.iml" filepath="$PROJECT_DIR$/build-tools/build-tools.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/cli/cli.iml" filepath="$PROJECT_DIR$/compiler/cli/cli.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/cli/cli-common/cli-common.iml" filepath="$PROJECT_DIR$/compiler/cli/cli-common/cli-common.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/integration-tests/compiler-integration-tests.iml" filepath="$PROJECT_DIR$/compiler/integration-tests/compiler-integration-tests.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/tests/compiler-tests.iml" filepath="$PROJECT_DIR$/compiler/tests/compiler-tests.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/frontend/frontend.iml" filepath="$PROJECT_DIR$/compiler/frontend/frontend.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/frontend.java/frontend.java.iml" filepath="$PROJECT_DIR$/compiler/frontend.java/frontend.java.iml" />
-      <module fileurl="file://$PROJECT_DIR$/generators/generators.iml" filepath="$PROJECT_DIR$/generators/generators.iml" />
-      <module fileurl="file://$PROJECT_DIR$/grammar/grammar.iml" filepath="$PROJECT_DIR$/grammar/grammar.iml" />
-      <module fileurl="file://$PROJECT_DIR$/ide-compiler-runner/ide-compiler-runner.iml" filepath="$PROJECT_DIR$/ide-compiler-runner/ide-compiler-runner.iml" />
-      <module fileurl="file://$PROJECT_DIR$/idea/idea.iml" filepath="$PROJECT_DIR$/idea/idea.iml" />
-      <module fileurl="file://$PROJECT_DIR$/idea_runner/idea_runner.iml" filepath="$PROJECT_DIR$/idea_runner/idea_runner.iml" />
-      <module fileurl="file://$PROJECT_DIR$/injector-generator/injector-generator.iml" filepath="$PROJECT_DIR$/injector-generator/injector-generator.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/preloader/instrumentation/instrumentation.iml" filepath="$PROJECT_DIR$/compiler/preloader/instrumentation/instrumentation.iml" />
-      <module fileurl="file://$PROJECT_DIR$/j2k/j2k.iml" filepath="$PROJECT_DIR$/j2k/j2k.iml" />
-      <module fileurl="file://$PROJECT_DIR$/j2k/tests/j2k-tests.iml" filepath="$PROJECT_DIR$/j2k/tests/j2k-tests.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/jet.as.java.psi/jet.as.java.psi.iml" filepath="$PROJECT_DIR$/compiler/jet.as.java.psi/jet.as.java.psi.iml" />
-      <module fileurl="file://$PROJECT_DIR$/jps-plugin/jps-plugin.iml" filepath="$PROJECT_DIR$/jps-plugin/jps-plugin.iml" />
-      <module fileurl="file://$PROJECT_DIR$/js/js.tests/js.tests.iml" filepath="$PROJECT_DIR$/js/js.tests/js.tests.iml" />
-      <module fileurl="file://$PROJECT_DIR$/js/js.translator/js.translator.iml" filepath="$PROJECT_DIR$/js/js.translator/js.translator.iml" />
-      <module fileurl="file://$PROJECT_DIR$/jps-plugin/kannotator-jps-plugin-test/kannotator-jps-plugin-test.iml" filepath="$PROJECT_DIR$/jps-plugin/kannotator-jps-plugin-test/kannotator-jps-plugin-test.iml" />
-      <module fileurl="file://$PROJECT_DIR$/compiler/preloader/preloader.iml" filepath="$PROJECT_DIR$/compiler/preloader/preloader.iml" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/cli/cli.iml" filepath="$PROJECT_DIR$/compiler/cli/cli.iml" group="compiler/cli" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/cli/cli-common/cli-common.iml" filepath="$PROJECT_DIR$/compiler/cli/cli-common/cli-common.iml" group="compiler/cli" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/integration-tests/compiler-integration-tests.iml" filepath="$PROJECT_DIR$/compiler/integration-tests/compiler-integration-tests.iml" group="compiler/cli" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/tests/compiler-tests.iml" filepath="$PROJECT_DIR$/compiler/tests/compiler-tests.iml" group="compiler" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/frontend/frontend.iml" filepath="$PROJECT_DIR$/compiler/frontend/frontend.iml" group="compiler" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/frontend.java/frontend.java.iml" filepath="$PROJECT_DIR$/compiler/frontend.java/frontend.java.iml" group="compiler/java" />
+      <module fileurl="file://$PROJECT_DIR$/generators/generators.iml" filepath="$PROJECT_DIR$/generators/generators.iml" group="infrastructure" />
+      <module fileurl="file://$PROJECT_DIR$/grammar/grammar.iml" filepath="$PROJECT_DIR$/grammar/grammar.iml" group="compiler" />
+      <module fileurl="file://$PROJECT_DIR$/ide-compiler-runner/ide-compiler-runner.iml" filepath="$PROJECT_DIR$/ide-compiler-runner/ide-compiler-runner.iml" group="ide" />
+      <module fileurl="file://$PROJECT_DIR$/idea/idea.iml" filepath="$PROJECT_DIR$/idea/idea.iml" group="ide" />
+      <module fileurl="file://$PROJECT_DIR$/idea_runner/idea_runner.iml" filepath="$PROJECT_DIR$/idea_runner/idea_runner.iml" group="ide" />
+      <module fileurl="file://$PROJECT_DIR$/injector-generator/injector-generator.iml" filepath="$PROJECT_DIR$/injector-generator/injector-generator.iml" group="infrastructure" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/preloader/instrumentation/instrumentation.iml" filepath="$PROJECT_DIR$/compiler/preloader/instrumentation/instrumentation.iml" group="compiler/cli" />
+      <module fileurl="file://$PROJECT_DIR$/j2k/j2k.iml" filepath="$PROJECT_DIR$/j2k/j2k.iml" group="j2k" />
+      <module fileurl="file://$PROJECT_DIR$/j2k/tests/j2k-tests.iml" filepath="$PROJECT_DIR$/j2k/tests/j2k-tests.iml" group="j2k" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/jet.as.java.psi/jet.as.java.psi.iml" filepath="$PROJECT_DIR$/compiler/jet.as.java.psi/jet.as.java.psi.iml" group="compiler/java" />
+      <module fileurl="file://$PROJECT_DIR$/jps-plugin/jps-plugin.iml" filepath="$PROJECT_DIR$/jps-plugin/jps-plugin.iml" group="ide/jps" />
+      <module fileurl="file://$PROJECT_DIR$/js/js.tests/js.tests.iml" filepath="$PROJECT_DIR$/js/js.tests/js.tests.iml" group="compiler/js" />
+      <module fileurl="file://$PROJECT_DIR$/js/js.translator/js.translator.iml" filepath="$PROJECT_DIR$/js/js.translator/js.translator.iml" group="compiler/js" />
+      <module fileurl="file://$PROJECT_DIR$/jps-plugin/kannotator-jps-plugin-test/kannotator-jps-plugin-test.iml" filepath="$PROJECT_DIR$/jps-plugin/kannotator-jps-plugin-test/kannotator-jps-plugin-test.iml" group="ide/jps" />
+      <module fileurl="file://$PROJECT_DIR$/compiler/preloader/preloader.iml" filepath="$PROJECT_DIR$/compiler/preloader/preloader.iml" group="compiler/cli" />
       <module fileurl="file://$PROJECT_DIR$/runtime/runtime.iml" filepath="$PROJECT_DIR$/runtime/runtime.iml" />
       <module fileurl="file://$PROJECT_DIR$/compiler/util/util.iml" filepath="$PROJECT_DIR$/compiler/util/util.iml" />
     </modules>