diff --git a/LICENCE b/LICENCE
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--- /dev/null
+++ b/LICENCE
@@ -0,0 +1,30 @@
+Copyright (C) [année] [ nom du titulaire ]
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see https://www.gnu.org/licenses/.
+
+    Version anglaise avec référence à la version 3 (GPL-3.0-or-later)
+    Copy-paste dans LICENSE ou LICENSE.txt:
+
+Copyright (C) [année] [ nom du titulaire ]
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see https://www.gnu.org/licenses/.
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