diff --git a/briar-gtk/briar_gtk/__init__.py b/briar-gtk/briar_gtk/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..c5017c003f0cb17e88ffdebec7e178d8a5c0b810
--- /dev/null
+++ b/briar-gtk/briar_gtk/__init__.py
@@ -0,0 +1,6 @@
+# Copyright (c) 2020 Nico Alt
+# SPDX-License-Identifier: AGPL-3.0-only
+# License-Filename: LICENSE.md
+"""
+A GTK application for Briar
+"""
diff --git a/briar-gtk/briar_gtk/actions/__init__.py b/briar-gtk/briar_gtk/actions/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..8519cf12e43f509d2f5ab2609af31f642457eb80
--- /dev/null
+++ b/briar-gtk/briar_gtk/actions/__init__.py
@@ -0,0 +1,6 @@
+# Copyright (c) 2020 Nico Alt
+# SPDX-License-Identifier: AGPL-3.0-only
+# License-Filename: LICENSE.md
+"""
+GTK Actions of Briar GTK
+"""
diff --git a/briar-gtk/briar_gtk/containers/__init__.py b/briar-gtk/briar_gtk/containers/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..8d68ea38bbdabd032a629df7b128ff8e2066fe58
--- /dev/null
+++ b/briar-gtk/briar_gtk/containers/__init__.py
@@ -0,0 +1,6 @@
+# Copyright (c) 2020 Nico Alt
+# SPDX-License-Identifier: AGPL-3.0-only
+# License-Filename: LICENSE.md
+"""
+Containers in Briar GTK
+"""
diff --git a/briar-gtk/briar_gtk/widgets/__init__.py b/briar-gtk/briar_gtk/widgets/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..a328738e35f055fa5994c625310fdc3e1ff5e423
--- /dev/null
+++ b/briar-gtk/briar_gtk/widgets/__init__.py
@@ -0,0 +1,6 @@
+# Copyright (c) 2020 Nico Alt
+# SPDX-License-Identifier: AGPL-3.0-only
+# License-Filename: LICENSE.md
+"""
+Widgets (small UI chunks) in Briar GTK
+"""