diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
new file mode 100644
index 0000000000..db1c2a8a6f
--- /dev/null
+++ b/.github/CODEOWNERS
@@ -0,0 +1,14 @@
+# LDAP
+/src/Symfony/Component/Ldap/* @csarrazi
+# Lock
+/src/Symfony/Component/Lock/* @jderusse
+# Messenger
+/src/Symfony/Bridge/Doctrine/Messenger/* @sroze
+/src/Symfony/Component/Messenger/* @sroze
+# Workflow
+/src/Symfony/Bridge/Twig/Extension/WorkflowExtension.php @lyrixx
+/src/Symfony/Bridge/Twig/Tests/Extension/WorkflowExtensionTest.php @lyrixx
+/src/Symfony/Bundle/FrameworkBundle/Command/WorkflowDumpCommand.php @lyrixx
+/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Compiler/ValidateWorkflowsPass.php @lyrixx
+/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Compiler/WorkflowGuardListenerPass.php @lyrixx
+/src/Symfony/Component/Workflow/* @lyrixx
diff --git a/.github/CODE_OF_CONDUCT.md b/.github/CODE_OF_CONDUCT.md
new file mode 100644
index 0000000000..16e2603b76
--- /dev/null
+++ b/.github/CODE_OF_CONDUCT.md
@@ -0,0 +1,8 @@
+# Code of Conduct
+
+This project follows a [Code of Conduct][code_of_conduct] in order to ensure an open and welcoming environment.
+Please read the full text for understanding the accepted and unaccepted behavior.
+Please read also the [reporting guidelines][guidelines], in case you encountered or witnessed any misbehavior.
+
+[code_of_conduct]: https://symfony.com/doc/current/contributing/code_of_conduct/index.html
+[guidelines]: https://symfony.com/doc/current/contributing/code_of_conduct/reporting_guidelines.html