Revert "change license to AGPLv3 only"

This reverts commit 84f0f62ef3.

README.md

@@ -77,7 +77,8 @@ See the [Feature tracker](https://todo.sr.ht/~alextee/zrythm-feature) and [Bug t
 
 Zrythm is free software: you can redistribute it and/or modify
 it under the terms of the GNU Affero General Public License as
-published by the Free Software Foundation, version 3.
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
 
 The full text of the license can be found in the
 [COPYING](COPYING) file.

data/icon-themes/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

data/icon-themes/zrythm-dark/index.theme

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

data/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

data/scripts/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

data/theme.css

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

data/windows/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

data/zrythm-completion.bash

@@ -6,7 +6,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

data/zrythm_launch.in

@@ -6,7 +6,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/Doxyfile-mcss.in

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/Doxyfile.cfg.in

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/cyaml_schemas.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/group_defs.dox

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/mainpage.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/processing_cycle.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/release_checklist.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/sphinx/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/dev/weblate.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/man/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/user/locale/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

doc/user/meson.build

@@ -4,7 +4,8 @@
 #
 # Zrythm is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, version 3.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
 # Zrythm is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/Wrapper.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/actions.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/arranger_selections.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/channel_send_action.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/dir.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/midi_mapping_action.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/mixer_selections_action.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/port_action.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/port_connection_action.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/range_action.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/tracklist_selections.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/transport_action.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/undo_manager.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/undo_stack.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/actions/undoable_action.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/audio_bus_track.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/audio_file.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/audio_function.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/audio_group_track.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/audio_region.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/audio_track.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/automation_function.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/automation_point.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/automation_region.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/automation_track.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/automation_tracklist.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/balance_control.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/channel.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/channel_send.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/channel_track.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/chord_descriptor.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/chord_object.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/chord_region.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/chord_track.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/clip.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/control_port.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/control_room.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/curve.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/dir.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/encoder.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine.h

@@ -6,7 +6,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine_alsa.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine_dummy.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine_jack.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine_pa.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine_pulse.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine_rtaudio.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine_rtmidi.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine_sdl.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/engine_windows_mme.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/exporter.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/ext_port.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/fade.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/fader.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/graph.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -22,7 +23,8 @@
  *
  * 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, version 3.
+ * 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

inc/audio/graph_export.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of

inc/audio/graph_node.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -22,7 +23,8 @@
  *
  * 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, version 3.
+ * 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

inc/audio/graph_thread.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -22,7 +23,8 @@
  *
  * 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, version 3.
+ * 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

inc/audio/group_target_track.h

@@ -5,7 +5,8 @@
  *
  * Zrythm is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, version 3.
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
  * Zrythm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of