diff --git a/.editorconfig b/.editorconfig
index a52495a8c..abd82c1f5 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2023 XWiki CryptPad Team <contact@cryptpad.org> and contributors
+#
+# SPDX-License-Identifier: AGPL-3.0-or-later
+
 # Config for our editors.
 # See: https://EditorConfig.org
 
diff --git a/.eslintignore b/.eslintignore
index 6a0ce0590..91c021b65 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2023 XWiki CryptPad Team <contact@cryptpad.org> and contributors
+#
+# SPDX-License-Identifier: AGPL-3.0-or-later
+
 node_modules/
 www/components/
 www/bower_components/
diff --git a/.eslintrc.js b/.eslintrc.js
index c4c0392d5..523d0fb26 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: 2024 XWiki CryptPad Team <contact@cryptpad.org> and contributors
+//
+// SPDX-License-Identifier: AGPL-3.0-or-later
+
 module.exports = {
     'env': {
         'browser': true,
diff --git a/install-onlyoffice.sh b/install-onlyoffice.sh
index 2c14bd6bd..67f2343a9 100755
--- a/install-onlyoffice.sh
+++ b/install-onlyoffice.sh
@@ -1,5 +1,9 @@
 #!/usr/bin/env bash
 
+# SPDX-FileCopyrightText: 2023 XWiki CryptPad Team <contact@cryptpad.org> and contributors
+#
+# SPDX-License-Identifier: AGPL-3.0-or-later
+
 set -euo pipefail
 
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )