diff --git a/community-resources/resources/openide-eap.svg b/community-resources/resources/openide-eap.svg
index fc93798afde7..2ea094b8245b 100644
--- a/community-resources/resources/openide-eap.svg
+++ b/community-resources/resources/openide-eap.svg
@@ -1,5 +1,7 @@
-<!-- Copyright (c) Haulmont 2024. All Rights Reserved. -->
-<!-- Use is subject to license terms. -->
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <svg width="64" height="64" viewBox="0 0 64 64" fill="none" xmlns="http://www.w3.org/2000/svg">
 <mask id="mask0_2896_333" style="mask-type:alpha" maskUnits="userSpaceOnUse" x="0" y="0" width="64" height="64">
 <rect width="64" height="64" rx="8.62041" fill="white"/>
diff --git a/community-resources/resources/openide-eap_16.svg b/community-resources/resources/openide-eap_16.svg
index 180b5ee6298d..be78ffb3805e 100644
--- a/community-resources/resources/openide-eap_16.svg
+++ b/community-resources/resources/openide-eap_16.svg
@@ -1,5 +1,7 @@
-<!-- Copyright (c) Haulmont 2024. All Rights Reserved. -->
-<!-- Use is subject to license terms. -->
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
 <mask id="mask0_2897_340" style="mask-type:alpha" maskUnits="userSpaceOnUse" x="0" y="0" width="16" height="16">
 <rect width="16" height="16" rx="2.1551" fill="white"/>
diff --git a/community-resources/resources/openide-eap_32.svg b/community-resources/resources/openide-eap_32.svg
index 9c5edbb92c18..3dcdd175810e 100644
--- a/community-resources/resources/openide-eap_32.svg
+++ b/community-resources/resources/openide-eap_32.svg
@@ -1,5 +1,7 @@
-<!-- Copyright (c) Haulmont 2024. All Rights Reserved. -->
-<!-- Use is subject to license terms. -->
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <svg width="32" height="32" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg">
 <mask id="mask0_2897_339" style="mask-type:alpha" maskUnits="userSpaceOnUse" x="0" y="0" width="32" height="32">
 <rect width="32" height="32" rx="4.3102" fill="white"/>
diff --git a/community-resources/resources/openide.svg b/community-resources/resources/openide.svg
index 95bd2631f17a..39695c368268 100644
--- a/community-resources/resources/openide.svg
+++ b/community-resources/resources/openide.svg
@@ -1,5 +1,7 @@
-<!-- Copyright (c) Haulmont 2024. All Rights Reserved. -->
-<!-- Use is subject to license terms. -->
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <svg width="64" height="64" viewBox="0 0 64 64" fill="none" xmlns="http://www.w3.org/2000/svg">
 <mask id="mask0_2896_336" style="mask-type:alpha" maskUnits="userSpaceOnUse" x="0" y="0" width="64" height="64">
 <rect width="64" height="64" rx="8.62041" fill="white"/>
diff --git a/community-resources/resources/openide_16.svg b/community-resources/resources/openide_16.svg
index 74f977821594..ff67d45bb811 100644
--- a/community-resources/resources/openide_16.svg
+++ b/community-resources/resources/openide_16.svg
@@ -1,5 +1,7 @@
-<!-- Copyright (c) Haulmont 2024. All Rights Reserved. -->
-<!-- Use is subject to license terms. -->
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
 <mask id="mask0_2896_338" style="mask-type:alpha" maskUnits="userSpaceOnUse" x="0" y="0" width="16" height="16">
 <rect width="16" height="16" rx="2.1551" fill="white"/>
diff --git a/community-resources/resources/openide_32.svg b/community-resources/resources/openide_32.svg
index 6024c479d457..4e9ec1f1e515 100644
--- a/community-resources/resources/openide_32.svg
+++ b/community-resources/resources/openide_32.svg
@@ -1,5 +1,7 @@
-<!-- Copyright (c) Haulmont 2024. All Rights Reserved. -->
-<!-- Use is subject to license terms. -->
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <svg width="32" height="32" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg">
 <mask id="mask0_2896_337" style="mask-type:alpha" maskUnits="userSpaceOnUse" x="0" y="0" width="32" height="32">
 <rect width="32" height="32" rx="4.3102" fill="white"/>
diff --git a/idea/customization/base/resources/intellij.idea.customization.base.xml b/idea/customization/base/resources/intellij.idea.customization.base.xml
index e1525d8f9197..34275094aa01 100644
--- a/idea/customization/base/resources/intellij.idea.customization.base.xml
+++ b/idea/customization/base/resources/intellij.idea.customization.base.xml
@@ -1,3 +1,7 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <idea-plugin package="com.intellij.idea.customization.base">
   <extensions defaultExtensionNs="com.intellij">
     <applicationService serviceInterface="com.intellij.platform.ide.customization.ExternalProductResourceUrls"
diff --git a/java/compiler/openapi/resources/messages/JavaCompilerBundle.properties b/java/compiler/openapi/resources/messages/JavaCompilerBundle.properties
index 8194b1e7d4e0..5ffd993c3b82 100644
--- a/java/compiler/openapi/resources/messages/JavaCompilerBundle.properties
+++ b/java/compiler/openapi/resources/messages/JavaCompilerBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 message.category.error=ERROR
 message.category.warning=WARNING
 message.category.information=INFORMATION
diff --git a/java/idea-ui/resources/messages/JavaUiBundle.properties b/java/idea-ui/resources/messages/JavaUiBundle.properties
index 35060bf6da0d..1fe6244ddad0 100644
--- a/java/idea-ui/resources/messages/JavaUiBundle.properties
+++ b/java/idea-ui/resources/messages/JavaUiBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 action.TemplateProjectStructure.text=Structure for New Projects\u2026
 action.TemplateProjectStructure.description=Configure default structure for all new projects
 build.script.found.notification={0} build {1,choice,1#script|1<scripts} found
diff --git a/java/java-features-trainer/resources/messages/JavaLessonsBundle.properties b/java/java-features-trainer/resources/messages/JavaLessonsBundle.properties
index e9cfd1234dda..cdc0cfdc2ef8 100644
--- a/java/java-features-trainer/resources/messages/JavaLessonsBundle.properties
+++ b/java/java-features-trainer/resources/messages/JavaLessonsBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 #Need to translate in pair with action.EditorToggleCase.text key!
 toggle.case.part=case
 
diff --git a/java/java-impl/src/META-INF/JavaPlugin.xml b/java/java-impl/src/META-INF/JavaPlugin.xml
index 8eb11feedf6e..3c810a2605c9 100644
--- a/java/java-impl/src/META-INF/JavaPlugin.xml
+++ b/java/java-impl/src/META-INF/JavaPlugin.xml
@@ -1,3 +1,7 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <idea-plugin xmlns:xi="http://www.w3.org/2001/XInclude">
   <module value="com.intellij.modules.java"/>
 
diff --git a/java/java-impl/src/META-INF/community-integration.xml b/java/java-impl/src/META-INF/community-integration.xml
index 876c17645f67..50b482625f94 100644
--- a/java/java-impl/src/META-INF/community-integration.xml
+++ b/java/java-impl/src/META-INF/community-integration.xml
@@ -1,3 +1,7 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <idea-plugin>
   <extensions defaultExtensionNs="com.intellij">
     <pluginSuggestionProvider implementation="com.intellij.ide.ultimatepromo.FrameworkSuggestionProvider"/>
diff --git a/java/openapi/resources/messages/JavaBundle.properties b/java/openapi/resources/messages/JavaBundle.properties
index 0ee8f246ee29..7c61b4b2b9e9 100644
--- a/java/openapi/resources/messages/JavaBundle.properties
+++ b/java/openapi/resources/messages/JavaBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 abstract.class.not.allowed=Abstract class is not allowed
 access.static.via.instance=Access static member via instance reference
 action.analyzing.cyclic.dependencies.in.scope=Cyclic Dependencies of {0}
diff --git a/platform/analysis-impl/resources/META-INF/AnalysisImpl.xml b/platform/analysis-impl/resources/META-INF/AnalysisImpl.xml
index 7c84bd9f44ff..2ac6d82c36cc 100644
--- a/platform/analysis-impl/resources/META-INF/AnalysisImpl.xml
+++ b/platform/analysis-impl/resources/META-INF/AnalysisImpl.xml
@@ -1,3 +1,7 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <idea-plugin>
   <extensionPoints>
     <extensionPoint name="severitiesProvider"
diff --git a/platform/ide-core/resources/messages/ApplicationBundle.properties b/platform/ide-core/resources/messages/ApplicationBundle.properties
index da975ccd4d36..b360a7086483 100644
--- a/platform/ide-core/resources/messages/ApplicationBundle.properties
+++ b/platform/ide-core/resources/messages/ApplicationBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 app.command.exec.error=Error executing command ''{0}'': {1}
 app.command.exec.error.title=Command ''{0}''
 title.screen.reader.support=Screen Reader Support
diff --git a/platform/platform-api/resources/messages/IdeBundle.properties b/platform/platform-api/resources/messages/IdeBundle.properties
index 2f715e0f40fd..c0cfb2a9d739 100644
--- a/platform/platform-api/resources/messages/IdeBundle.properties
+++ b/platform/platform-api/resources/messages/IdeBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 notification.group.ide.errors=IDE errors
 
 
diff --git a/platform/platform-api/resources/messages/LanguageAndRegionBundle.properties b/platform/platform-api/resources/messages/LanguageAndRegionBundle.properties
index 704500f39f8a..8bd374d68873 100644
--- a/platform/platform-api/resources/messages/LanguageAndRegionBundle.properties
+++ b/platform/platform-api/resources/messages/LanguageAndRegionBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 title.language.and.region=Language and Region
 description.language.and.region=<p align="center">Select a region to ensure that licensing, marketplace, and other region-specific features and links work correctly. See the <a style="display:none" href='https://www.jetbrains.com/help/idea/2024.2/language-and-region.html'>documentation (TODO: change link to OpenIDE)</a> for details</p>
 
diff --git a/platform/platform-impl/resources/messages/DiagnosticBundle.properties b/platform/platform-impl/resources/messages/DiagnosticBundle.properties
index f879b82f088a..5e010c86a0b2 100644
--- a/platform/platform-impl/resources/messages/DiagnosticBundle.properties
+++ b/platform/platform-impl/resources/messages/DiagnosticBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 error.monitor.too.many.errors=Too many IDE internal errors. Monitoring stopped.
 error.report.title=Error Report
 notification.group.error.report=Internal error report submitted
diff --git a/platform/platform-impl/src/com/intellij/diagnostic/WindowsDefenderChecker.java b/platform/platform-impl/src/com/intellij/diagnostic/WindowsDefenderChecker.java
index 3b65e76de2e3..b63c153961c1 100644
--- a/platform/platform-impl/src/com/intellij/diagnostic/WindowsDefenderChecker.java
+++ b/platform/platform-impl/src/com/intellij/diagnostic/WindowsDefenderChecker.java
@@ -1,4 +1,7 @@
-// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+// Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+//
+// Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+// Any modifications are available on the same license terms as the original source code.
 package com.intellij.diagnostic;
 
 import com.intellij.execution.configurations.PathEnvironmentVariableUtil;
diff --git a/platform/platform-resources-en/src/messages/ActionsBundle.properties b/platform/platform-resources-en/src/messages/ActionsBundle.properties
index 02c37d420417..1e92eb508cc9 100644
--- a/platform/platform-resources-en/src/messages/ActionsBundle.properties
+++ b/platform/platform-resources-en/src/messages/ActionsBundle.properties
@@ -1,3 +1,8 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
+
 # IDEA core action texts and descriptions go here.
 # The key patterns are "action." + id + ".text" and "action." + id + ".description"
 
diff --git a/platform/platform-resources/src/META-INF/PlatformExtensions.xml b/platform/platform-resources/src/META-INF/PlatformExtensions.xml
index 6d46a64d901d..588aa25d63fc 100644
--- a/platform/platform-resources/src/META-INF/PlatformExtensions.xml
+++ b/platform/platform-resources/src/META-INF/PlatformExtensions.xml
@@ -1,3 +1,8 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
+
 <idea-plugin xmlns:xi="http://www.w3.org/2001/XInclude">
   <extensions defaultExtensionNs="com.intellij">
     <applicationService
diff --git a/platform/platform-resources/src/idea/PlatformActions.xml b/platform/platform-resources/src/idea/PlatformActions.xml
index d33857ceb2e3..e1035615a6f7 100644
--- a/platform/platform-resources/src/idea/PlatformActions.xml
+++ b/platform/platform-resources/src/idea/PlatformActions.xml
@@ -1,3 +1,8 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
+
 <idea-plugin>
   <actions>
     <action id="QuickActionPopup" class="com.intellij.ui.switcher.ShowQuickActionPopupAction"/>
diff --git a/platform/projectModel-api/resources/messages/ProjectModelBundle.properties b/platform/projectModel-api/resources/messages/ProjectModelBundle.properties
index b52055df7735..55774f6a37ff 100644
--- a/platform/projectModel-api/resources/messages/ProjectModelBundle.properties
+++ b/platform/projectModel-api/resources/messages/ProjectModelBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 filetype.idea.module.description=IDEA module
 filetype.idea.module.display.name=IDEA module
 filetype.idea.project.description=IDEA project
diff --git a/plugins/ant/resources/tips/CreateTargetTag.html b/plugins/ant/resources/tips/CreateTargetTag.html
index 6035662b931e..951a1710df10 100644
--- a/plugins/ant/resources/tips/CreateTargetTag.html
+++ b/plugins/ant/resources/tips/CreateTargetTag.html
@@ -1,3 +1,7 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <html>
 <head>
   <link rel="stylesheet" type="text/css" href="css/tips.css">
diff --git a/plugins/devkit/devkit-core/resources/messages/DevKitBundle.properties b/plugins/devkit/devkit-core/resources/messages/DevKitBundle.properties
index 9f3b16e5944a..330da8184359 100644
--- a/plugins/devkit/devkit-core/resources/messages/DevKitBundle.properties
+++ b/plugins/devkit/devkit-core/resources/messages/DevKitBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 #module type
 module.title=IntelliJ Platform Plugin
 module.description=Plugin modules are used for developing plugins for <b>IntelliJ Platform</b>-based IDEs.<br>\
diff --git a/plugins/eclipse/resources/META-INF/plugin.xml b/plugins/eclipse/resources/META-INF/plugin.xml
index a09fc90f40a3..d9b3ed726409 100644
--- a/plugins/eclipse/resources/META-INF/plugin.xml
+++ b/plugins/eclipse/resources/META-INF/plugin.xml
@@ -1,3 +1,7 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <idea-plugin>
   <name>Eclipse Interoperability</name>
   <id>org.jetbrains.idea.eclipse</id>
diff --git a/plugins/eclipse/resources/messages/EclipseBundle.properties b/plugins/eclipse/resources/messages/EclipseBundle.properties
index 79e9c5dfdf27..55f7757923a1 100644
--- a/plugins/eclipse/resources/messages/EclipseBundle.properties
+++ b/plugins/eclipse/resources/messages/EclipseBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 eclipse.name=Eclipse
 eclipse.import.label.select.workspace=&Select Eclipse projects directory:
 eclipse.import.title.select.workspace=Select Eclipse projects directory
diff --git a/plugins/editorconfig/resources/META-INF/plugin.xml b/plugins/editorconfig/resources/META-INF/plugin.xml
index fd7d7c2f7b46..7fc22adad826 100644
--- a/plugins/editorconfig/resources/META-INF/plugin.xml
+++ b/plugins/editorconfig/resources/META-INF/plugin.xml
@@ -1,4 +1,7 @@
-<!-- Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file. -->
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <idea-plugin>
   <id>org.editorconfig.editorconfigjetbrains</id>
   <name>EditorConfig</name>
diff --git a/plugins/git4idea/resources/intellij.vcs.git.xml b/plugins/git4idea/resources/intellij.vcs.git.xml
index db2413b02ff5..cfeddf8546ae 100644
--- a/plugins/git4idea/resources/intellij.vcs.git.xml
+++ b/plugins/git4idea/resources/intellij.vcs.git.xml
@@ -1,3 +1,7 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <idea-plugin package="git4idea">
   <resource-bundle>messages.GitBundle</resource-bundle>
 
diff --git a/plugins/gradle/plugin-resources/META-INF/plugin.xml b/plugins/gradle/plugin-resources/META-INF/plugin.xml
index 3afd13584c92..21d2c9a2c7b3 100644
--- a/plugins/gradle/plugin-resources/META-INF/plugin.xml
+++ b/plugins/gradle/plugin-resources/META-INF/plugin.xml
@@ -1,3 +1,7 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <idea-plugin url="https://www.jetbrains.com/help/idea/gradle.html">
   <name>Gradle</name>
   <id>com.intellij.gradle</id>
diff --git a/plugins/ide-features-trainer/res/messages/LearnBundle.properties b/plugins/ide-features-trainer/res/messages/LearnBundle.properties
index c7650f80f15a..a1f78317380a 100755
--- a/plugins/ide-features-trainer/res/messages/LearnBundle.properties
+++ b/plugins/ide-features-trainer/res/messages/LearnBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 toolwindow.stripe.Learn=Learn
 
 ### Dialog messages ###
diff --git a/plugins/ide-features-trainer/src/training/dsl/LessonUtil.kt b/plugins/ide-features-trainer/src/training/dsl/LessonUtil.kt
index 481bd5a0ddf7..76e5ca74c7da 100644
--- a/plugins/ide-features-trainer/src/training/dsl/LessonUtil.kt
+++ b/plugins/ide-features-trainer/src/training/dsl/LessonUtil.kt
@@ -1,4 +1,7 @@
-// Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+// Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+//
+// Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+// Any modifications are available on the same license terms as the original source code.
 package training.dsl
 
 import com.intellij.codeInsight.daemon.LineMarkerInfo
diff --git a/plugins/ide-features-trainer/src/training/util/Utils.kt b/plugins/ide-features-trainer/src/training/util/Utils.kt
index 845b0016f7e9..93c3d4d334c3 100644
--- a/plugins/ide-features-trainer/src/training/util/Utils.kt
+++ b/plugins/ide-features-trainer/src/training/util/Utils.kt
@@ -1,4 +1,7 @@
-// Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+// Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+//
+// Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+// Any modifications are available on the same license terms as the original source code.
 package training.util
 
 import com.google.common.util.concurrent.ThreadFactoryBuilder
diff --git a/plugins/kotlin/features-trainer/resources/messages/KotlinLessonsBundle.properties b/plugins/kotlin/features-trainer/resources/messages/KotlinLessonsBundle.properties
index b59d6d83e4ae..56891136dae6 100644
--- a/plugins/kotlin/features-trainer/resources/messages/KotlinLessonsBundle.properties
+++ b/plugins/kotlin/features-trainer/resources/messages/KotlinLessonsBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 configure.kotlin.progress.title=Configure Kotlin
 
 welcome.promo.start.tour.java=Start Tour in Java
diff --git a/plugins/kotlin/formatter/minimal/resources-en/messages/KotlinFormatterMinimalBundle.properties b/plugins/kotlin/formatter/minimal/resources-en/messages/KotlinFormatterMinimalBundle.properties
index bc81060343d6..1c90c1dbd057 100644
--- a/plugins/kotlin/formatter/minimal/resources-en/messages/KotlinFormatterMinimalBundle.properties
+++ b/plugins/kotlin/formatter/minimal/resources-en/messages/KotlinFormatterMinimalBundle.properties
@@ -1,2 +1,6 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 kotlin.coding.conventions.title=Kotlin Coding Conventions
 kotlin.obsolete.coding.conventions.title=Kotlin obsolete IDE codestyle
\ No newline at end of file
diff --git a/plugins/kotlin/onboarding-gradle/resources/messages/GradleFeedbackBundle.properties b/plugins/kotlin/onboarding-gradle/resources/messages/GradleFeedbackBundle.properties
index eea29ebfb518..812799805430 100644
--- a/plugins/kotlin/onboarding-gradle/resources/messages/GradleFeedbackBundle.properties
+++ b/plugins/kotlin/onboarding-gradle/resources/messages/GradleFeedbackBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 dialog.top.title=Feedback
 dialog.title=Kotlin Feedback
 dialog.description=You have been using Kotlin recently, share your feedback with us.
diff --git a/plugins/markdown/core/resources/META-INF/plugin.xml b/plugins/markdown/core/resources/META-INF/plugin.xml
index e2e5ceca0b20..56c41431983f 100644
--- a/plugins/markdown/core/resources/META-INF/plugin.xml
+++ b/plugins/markdown/core/resources/META-INF/plugin.xml
@@ -1,3 +1,7 @@
+<!-- Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
+<!-- -->
+<!-- Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru). -->
+<!-- Any modifications are available on the same license terms as the original source code. -->
 <idea-plugin package="org.intellij.plugins.markdown">
   <id>org.intellij.plugins.markdown</id>
   <name>Markdown</name>
diff --git a/plugins/maven/src/main/resources/messages/MavenConfigurableBundle.properties b/plugins/maven/src/main/resources/messages/MavenConfigurableBundle.properties
index 855e83249b42..941a099407c8 100644
--- a/plugins/maven/src/main/resources/messages/MavenConfigurableBundle.properties
+++ b/plugins/maven/src/main/resources/messages/MavenConfigurableBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 maven.settings.override=Override
 maven.settings.environment.home.directory=Maven &home path
 maven.settings.on.targets.environment.home.directory=Maven &home path on {0}
diff --git a/plugins/maven/src/main/resources/messages/MavenSyncBundle.properties b/plugins/maven/src/main/resources/messages/MavenSyncBundle.properties
index 69e16aa3ba11..e5d03f531b8f 100644
--- a/plugins/maven/src/main/resources/messages/MavenSyncBundle.properties
+++ b/plugins/maven/src/main/resources/messages/MavenSyncBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 # suppress inspection "UnusedProperty" for whole file
 maven.sync.title=Sync
 maven.sync.project.title=Sync {0}
diff --git a/plugins/ui-designer/resources/messages/UIDesignerBundle.properties b/plugins/ui-designer/resources/messages/UIDesignerBundle.properties
index d02e1287e932..faf8a2d918c1 100644
--- a/plugins/ui-designer/resources/messages/UIDesignerBundle.properties
+++ b/plugins/ui-designer/resources/messages/UIDesignerBundle.properties
@@ -1,3 +1,7 @@
+# Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+#
+# Modified by Nikita Iarychenko at 2025 as part of the OpenIDE project(https://openide.ru).
+# Any modifications are available on the same license terms as the original source code.
 action.delete.column=Delete column
 action.delete.columns=Delete columns
 action.delete.row=Delete row