diff --git a/api_webchat/controller.js b/api_webchat/controller.js
index 966ba824..83a475e0 100644
--- a/api_webchat/controller.js
+++ b/api_webchat/controller.js
@@ -1,3 +1,27 @@
+/*
+ *  ThunderAI [https://micz.it/thunderbird-addon-thunderai/]
+ *  Copyright (C) 2024  Mic (m@micz.it)
+
+ *  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 <http://www.gnu.org/licenses/>.
+ * 
+ * 
+ *  This file contains a modified version of the code from the project at https://github.com/boxabirds/chatgpt-frontend-nobuild
+ *  The original code has been released under the Apache License, Version 2.0.
+ */
+
+
+
 // The controller wires up all the components and workers together,
 // managing the dependencies. A kind of "DI" class.
 const worker = new Worker('model-worker.js', { type: 'module' });
diff --git a/api_webchat/messageInput.js b/api_webchat/messageInput.js
index 7088eb07..358e3cc2 100644
--- a/api_webchat/messageInput.js
+++ b/api_webchat/messageInput.js
@@ -1,3 +1,26 @@
+/*
+ *  ThunderAI [https://micz.it/thunderbird-addon-thunderai/]
+ *  Copyright (C) 2024  Mic (m@micz.it)
+
+ *  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 <http://www.gnu.org/licenses/>.
+ * 
+ * 
+ *  This file contains a modified version of the code from the project at https://github.com/boxabirds/chatgpt-frontend-nobuild
+ *  The original code has been released under the Apache License, Version 2.0.
+ */
+
+
 const messageInputTemplate = document.createElement('template');
 
 const messagesInputStyle  = document.createElement('style');
diff --git a/api_webchat/messagesArea.js b/api_webchat/messagesArea.js
index 313dda59..ae96981e 100644
--- a/api_webchat/messagesArea.js
+++ b/api_webchat/messagesArea.js
@@ -1,3 +1,26 @@
+/*
+ *  ThunderAI [https://micz.it/thunderbird-addon-thunderai/]
+ *  Copyright (C) 2024  Mic (m@micz.it)
+
+ *  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 <http://www.gnu.org/licenses/>.
+ * 
+ * 
+ *  This file contains a modified version of the code from the project at https://github.com/boxabirds/chatgpt-frontend-nobuild
+ *  The original code has been released under the Apache License, Version 2.0.
+ */
+
+
 const messagesAreaTemplate = document.createElement('template');
 
 const messagesAreaStyle = document.createElement('style');
diff --git a/api_webchat/model-worker.js b/api_webchat/model-worker.js
index dfa3d370..3afa6d85 100644
--- a/api_webchat/model-worker.js
+++ b/api_webchat/model-worker.js
@@ -1,3 +1,26 @@
+/*
+ *  ThunderAI [https://micz.it/thunderbird-addon-thunderai/]
+ *  Copyright (C) 2024  Mic (m@micz.it)
+
+ *  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 <http://www.gnu.org/licenses/>.
+ * 
+ * 
+ *  This file contains a modified version of the code from the project at https://github.com/boxabirds/chatgpt-frontend-nobuild
+ *  The original code has been released under the Apache License, Version 2.0.
+ */
+
+
 import { OpenAI } from '../js/api/openai.js';
 
 let api_key_chatgpt = null;