diff --git a/CMakeLists.txt b/CMakeLists.txt
index d94b544..1256bc4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,3 +1,18 @@
+# Copyright 2025, Robotec.ai sp. z o.o.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
 cmake_minimum_required(VERSION 3.5)
 project(q_simulation_interfaces)
 set(CMAKE_AUTOMOC ON)
diff --git a/LICENSE b/LICENSE
index efb9808..8ea66f0 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,24 +1,13 @@
-This is free and unencumbered software released into the public domain.
+Copyright Copyright 2025, Robotec.ai sp. z o.o.
 
-Anyone is free to copy, modify, publish, use, compile, sell, or
-distribute this software, either in source code form or as a compiled
-binary, for any purpose, commercial or non-commercial, and by any
-means.
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
 
-In jurisdictions that recognize copyright laws, the author or authors
-of this software dedicate any and all copyright interest in the
-software to the public domain. We make this dedication for the benefit
-of the public at large and to the detriment of our heirs and
-successors. We intend this dedication to be an overt act of
-relinquishment in perpetuity of all present and future rights to this
-software under copyright law.
+    http://www.apache.org/licenses/LICENSE-2.0
 
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
-OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-OTHER DEALINGS IN THE SOFTWARE.
-
-For more information, please refer to <https://unlicense.org/>
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
diff --git a/README.md b/README.md
index 001888b..7d6cd4c 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # QSimulationInterfaces
 
-A Gui Tool to change the simulation parameters using a GUI interface.
+A tool to change the simulation parameters using a GUI interface.
 It utilizes https://github.com/ros-simulation/simulation_interfaces to change the simulation parameters.
 
 # Prerequisites
@@ -22,9 +22,9 @@ source install/setup.bash
 
 The tool is available in two flavors:
 
-- A standalone GUI application that can be launched as ROS 2 node:
+- A standalone GUI application that can be launched as a ROS 2 node:
 ```shell  
 ros2 run q_simulation_interfaces q_simulation_interfaces_standalone
 ```
 - A Rviz 2 panel plugin that can be launched from Rviz 2 by clicking on the `Panels` menu and selecting `Add New Panel...`
-  and then selecting `SimulationInterfacesPanel` from 'q_simulation_interfaces' package.
\ No newline at end of file
+  and then selecting `SimulationInterfacesPanel` from 'q_simulation_interfaces' package.
diff --git a/include/q_simulation_interfaces/simulation_panel.h b/include/q_simulation_interfaces/simulation_panel.h
index 0e7e20b..c78dc4b 100644
--- a/include/q_simulation_interfaces/simulation_panel.h
+++ b/include/q_simulation_interfaces/simulation_panel.h
@@ -1,5 +1,19 @@
-#pragma once
+/* Copyright 2025, Robotec.ai sp. z o.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
+#pragma once
 
 #include <QVBoxLayout>
 #include <rviz_common/display.hpp>
diff --git a/package.xml b/package.xml
index 2e010d1..ec73d3b 100644
--- a/package.xml
+++ b/package.xml
@@ -2,10 +2,10 @@
 <package format="3">
   <name>q_simulation_interfaces</name>
   <version>0.0.1</version>
-  <description>Foo</description>
+  <description>Simulation interface gui</description>
 
-  <maintainer email="michalpelka@gmail.com">Your Name</maintainer>
-  <license>MIT</license>
+  <maintainer email="michal.pelka@robotec.ai">Michał Pełka</maintainer>
+  <license>Apache License 2.0</license>
 
   <buildtool_depend>ament_cmake</buildtool_depend>
   <depend>rclcpp</depend>
diff --git a/src/service.h b/src/service.h
index 540cba8..1c566c9 100644
--- a/src/service.h
+++ b/src/service.h
@@ -1,3 +1,18 @@
+/* Copyright 2025, Robotec.ai sp. z o.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #pragma once
 #include <QMessageBox>
 #include <rclcpp/rclcpp.hpp>
diff --git a/src/simulation_panel.cpp b/src/simulation_panel.cpp
index e1b64bc..af74f80 100644
--- a/src/simulation_panel.cpp
+++ b/src/simulation_panel.cpp
@@ -1,3 +1,18 @@
+/* Copyright 2025, Robotec.ai sp. z o.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #include <QVBoxLayout>
 #include <q_simulation_interfaces/simulation_panel.h>
 #include <rviz_common/display_group.hpp>
diff --git a/src/simulation_widget.cpp b/src/simulation_widget.cpp
index d102077..bac47a3 100644
--- a/src/simulation_widget.cpp
+++ b/src/simulation_widget.cpp
@@ -1,3 +1,18 @@
+/* Copyright 2025, Robotec.ai sp. z o.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #include "simulation_widget.h"
 #include <QMessageBox>
 #include <QTimer>
@@ -9,7 +24,7 @@
 #include "service.h"
 #include "string_to_keys.h"
 #include "ui_sim_widget.h"
-#include "vector_utils.hpp"
+#include "vector_utils.h"
 
 #include <tf2_geometry_msgs/tf2_geometry_msgs.hpp>
 #include <visualization_msgs/msg/interactive_marker.hpp>
diff --git a/src/simulation_widget.h b/src/simulation_widget.h
index 9bcfef2..656aaf9 100644
--- a/src/simulation_widget.h
+++ b/src/simulation_widget.h
@@ -1,3 +1,18 @@
+/* Copyright 2025, Robotec.ai sp. z o.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #pragma once
 
 #include <QVBoxLayout>
diff --git a/src/standalone_main.cpp b/src/standalone_main.cpp
index 123c2c3..74d15ad 100644
--- a/src/standalone_main.cpp
+++ b/src/standalone_main.cpp
@@ -1,3 +1,18 @@
+/* Copyright 2025, Robotec.ai sp. z o.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #include <QApplication>
 #include <QFile>
 #include <rclcpp/rclcpp.hpp>
diff --git a/src/string_to_keys.h b/src/string_to_keys.h
index b22f47c..4788b71 100644
--- a/src/string_to_keys.h
+++ b/src/string_to_keys.h
@@ -1,3 +1,18 @@
+/* Copyright 2025, Robotec.ai sp. z o.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #pragma once
 
 #include <string>
diff --git a/src/vector_utils.hpp b/src/vector_utils.h
similarity index 52%
rename from src/vector_utils.hpp
rename to src/vector_utils.h
index 7264c93..0aa7326 100644
--- a/src/vector_utils.hpp
+++ b/src/vector_utils.h
@@ -1,3 +1,18 @@
+/* Copyright 2025, Robotec.ai sp. z o.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #pragma once
 
 #include <QDebug>