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demos repository

action_tutorials_cpp action_tutorials_interfaces action_tutorials_py composition demo_nodes_cpp demo_nodes_cpp_native demo_nodes_py dummy_map_server dummy_robot_bringup dummy_sensors image_tools intra_process_demo lifecycle lifecycle_py logging_demo pendulum_control pendulum_msgs quality_of_service_demo_cpp quality_of_service_demo_py topic_monitor topic_statistics_demo

ROS Distro
humble

Repository Summary

Description
Checkout URI https://github.com/ros2/demos.git
VCS Type git
VCS Version humble
Last Updated 2026-02-19
Dev Status DEVELOPED
Released RELEASED
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Packages

Name Version
action_tutorials_cpp 0.20.8
action_tutorials_interfaces 0.20.8
action_tutorials_py 0.20.8
composition 0.20.8
demo_nodes_cpp 0.20.8
demo_nodes_cpp_native 0.20.8
demo_nodes_py 0.20.8
dummy_map_server 0.20.8
dummy_robot_bringup 0.20.8
dummy_sensors 0.20.8
image_tools 0.20.8
intra_process_demo 0.20.8
lifecycle 0.20.8
lifecycle_py 0.20.8
logging_demo 0.20.8
pendulum_control 0.20.8
pendulum_msgs 0.20.8
quality_of_service_demo_cpp 0.20.8
quality_of_service_demo_py 0.20.8
topic_monitor 0.20.8
topic_statistics_demo 0.20.8

README

No README found.

CONTRIBUTING

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that license:

5. Submission of Contributions. Unless You explicitly state otherwise,
   any Contribution intentionally submitted for inclusion in the Work
   by You to the Licensor shall be under the terms and conditions of
   this License, without any additional terms or conditions.
   Notwithstanding the above, nothing herein shall supersede or modify
   the terms of any separate license agreement you may have executed
   with Licensor regarding such Contributions.

Contributors must sign-off each commit by adding a Signed-off-by: ... line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the Developer Certificate of Origin (DCO).

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that [license](http://www.apache.org/licenses/LICENSE-2.0.html): ~~~ 5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. ~~~ Contributors must sign-off each commit by adding a `Signed-off-by: ...` line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the [Developer Certificate of Origin (DCO)](https://developercertificate.org/).
Repo symbol

demos repository

action_tutorials_cpp action_tutorials_interfaces action_tutorials_py composition demo_nodes_cpp demo_nodes_cpp_native demo_nodes_py dummy_map_server dummy_robot_bringup dummy_sensors image_tools intra_process_demo lifecycle lifecycle_py logging_demo pendulum_control pendulum_msgs quality_of_service_demo_cpp quality_of_service_demo_py topic_monitor topic_statistics_demo

ROS Distro
jazzy

Repository Summary

Description
Checkout URI https://github.com/ros2/demos.git
VCS Type git
VCS Version jazzy
Last Updated 2026-02-19
Dev Status DEVELOPED
Released RELEASED
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Packages

Name Version
action_tutorials_cpp 0.33.9
action_tutorials_interfaces 0.33.9
action_tutorials_py 0.33.9
composition 0.33.9
demo_nodes_cpp 0.33.9
demo_nodes_cpp_native 0.33.9
demo_nodes_py 0.33.9
dummy_map_server 0.33.9
dummy_robot_bringup 0.33.9
dummy_sensors 0.33.9
image_tools 0.33.9
intra_process_demo 0.33.9
lifecycle 0.33.9
lifecycle_py 0.33.9
logging_demo 0.33.9
pendulum_control 0.33.9
pendulum_msgs 0.33.9
quality_of_service_demo_cpp 0.33.9
quality_of_service_demo_py 0.33.9
topic_monitor 0.33.9
topic_statistics_demo 0.33.9

README

What Is This?

This repository contains source code for demos mentioned in the official ROS 2 documentation Tutorials.

Each ROS 2 package consists of its own self-contained demonstration(s) with its respective README.md showing how things work.

CONTRIBUTING

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that license:

5. Submission of Contributions. Unless You explicitly state otherwise,
   any Contribution intentionally submitted for inclusion in the Work
   by You to the Licensor shall be under the terms and conditions of
   this License, without any additional terms or conditions.
   Notwithstanding the above, nothing herein shall supersede or modify
   the terms of any separate license agreement you may have executed
   with Licensor regarding such Contributions.

Contributors must sign-off each commit by adding a Signed-off-by: ... line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the Developer Certificate of Origin (DCO).

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that [license](http://www.apache.org/licenses/LICENSE-2.0.html): ~~~ 5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. ~~~ Contributors must sign-off each commit by adding a `Signed-off-by: ...` line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the [Developer Certificate of Origin (DCO)](https://developercertificate.org/).
Repo symbol

demos repository

action_tutorials_cpp action_tutorials_py composition demo_nodes_cpp demo_nodes_cpp_native demo_nodes_py dummy_map_server dummy_robot_bringup dummy_sensors image_tools intra_process_demo lifecycle lifecycle_py logging_demo pendulum_control pendulum_msgs quality_of_service_demo_cpp quality_of_service_demo_py topic_monitor topic_statistics_demo

ROS Distro
kilted

Repository Summary

Description
Checkout URI https://github.com/ros2/demos.git
VCS Type git
VCS Version kilted
Last Updated 2026-03-03
Dev Status DEVELOPED
Released RELEASED
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Packages

Name Version
action_tutorials_cpp 0.36.4
action_tutorials_py 0.36.4
composition 0.36.4
demo_nodes_cpp 0.36.4
demo_nodes_cpp_native 0.36.4
demo_nodes_py 0.36.4
dummy_map_server 0.36.4
dummy_robot_bringup 0.36.4
dummy_sensors 0.36.4
image_tools 0.36.4
intra_process_demo 0.36.4
lifecycle 0.36.4
lifecycle_py 0.36.4
logging_demo 0.36.4
pendulum_control 0.36.4
pendulum_msgs 0.36.4
quality_of_service_demo_cpp 0.36.4
quality_of_service_demo_py 0.36.4
topic_monitor 0.36.4
topic_statistics_demo 0.36.4

README

What Is This?

This repository contains source code for demos mentioned in the official ROS 2 documentation Tutorials.

Each ROS 2 package consists of its own self-contained demonstration(s) with its respective README.md showing how things work.

CONTRIBUTING

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that license:

5. Submission of Contributions. Unless You explicitly state otherwise,
   any Contribution intentionally submitted for inclusion in the Work
   by You to the Licensor shall be under the terms and conditions of
   this License, without any additional terms or conditions.
   Notwithstanding the above, nothing herein shall supersede or modify
   the terms of any separate license agreement you may have executed
   with Licensor regarding such Contributions.

Contributors must sign-off each commit by adding a Signed-off-by: ... line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the Developer Certificate of Origin (DCO).

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that [license](http://www.apache.org/licenses/LICENSE-2.0.html): ~~~ 5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. ~~~ Contributors must sign-off each commit by adding a `Signed-off-by: ...` line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the [Developer Certificate of Origin (DCO)](https://developercertificate.org/).
Repo symbol

demos repository

action_tutorials_cpp action_tutorials_py composition demo_nodes_cpp demo_nodes_cpp_native demo_nodes_py dummy_map_server dummy_robot_bringup dummy_sensors image_tools intra_process_demo lifecycle lifecycle_py logging_demo pendulum_control pendulum_msgs quality_of_service_demo_cpp quality_of_service_demo_py topic_monitor topic_statistics_demo

ROS Distro
rolling

Repository Summary

Description
Checkout URI https://github.com/ros2/demos.git
VCS Type git
VCS Version rolling
Last Updated 2026-03-05
Dev Status DEVELOPED
Released RELEASED
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Packages

Name Version
action_tutorials_cpp 0.37.6
action_tutorials_py 0.37.6
composition 0.37.6
demo_nodes_cpp 0.37.6
demo_nodes_cpp_native 0.37.6
demo_nodes_py 0.37.6
dummy_map_server 0.37.6
dummy_robot_bringup 0.37.6
dummy_sensors 0.37.6
image_tools 0.37.6
intra_process_demo 0.37.6
lifecycle 0.37.6
lifecycle_py 0.37.6
logging_demo 0.37.6
pendulum_control 0.37.6
pendulum_msgs 0.37.6
quality_of_service_demo_cpp 0.37.6
quality_of_service_demo_py 0.37.6
topic_monitor 0.37.6
topic_statistics_demo 0.37.6

README

What Is This?

This repository contains source code for demos mentioned in the official ROS 2 documentation Tutorials.

Each ROS 2 package consists of its own self-contained demonstration(s) with its respective README.md showing how things work.

CONTRIBUTING

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that license:

5. Submission of Contributions. Unless You explicitly state otherwise,
   any Contribution intentionally submitted for inclusion in the Work
   by You to the Licensor shall be under the terms and conditions of
   this License, without any additional terms or conditions.
   Notwithstanding the above, nothing herein shall supersede or modify
   the terms of any separate license agreement you may have executed
   with Licensor regarding such Contributions.

Contributors must sign-off each commit by adding a Signed-off-by: ... line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the Developer Certificate of Origin (DCO).

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that [license](http://www.apache.org/licenses/LICENSE-2.0.html): ~~~ 5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. ~~~ Contributors must sign-off each commit by adding a `Signed-off-by: ...` line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the [Developer Certificate of Origin (DCO)](https://developercertificate.org/).
Repo symbol

demos repository

canadarm_demo canadarm_description canadarm_gazebo canadarm_moveit_config curiosity_description curiosity_gazebo curiosity_rover_demo lunar_sun_gz_plugin lunar_terrain_gz_bringup lunar_terrain_gz_worlds canadarm_wrench_publisher ros_trick_bridge trick_canadarm_moveit_config trick_ros2_control

ROS Distro
github

Repository Summary

Description
Checkout URI https://github.com/space-ros/demos.git
VCS Type git
VCS Version main
Last Updated 2026-03-06
Dev Status UNKNOWN
Released UNRELEASED
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Packages

Name Version
canadarm_demo 1.0.0
canadarm_description 1.0.0
canadarm_gazebo 0.1.0
canadarm_moveit_config 0.3.0
curiosity_description 1.0.0
curiosity_gazebo 0.1.0
curiosity_rover_demo 0.0.1
lunar_sun_gz_plugin 1.0.0
lunar_terrain_gz_bringup 0.0.0
lunar_terrain_gz_worlds 0.0.0
canadarm_wrench_publisher 0.0.0
ros_trick_bridge 0.0.0
trick_canadarm_moveit_config 0.3.0
trick_ros2_control 0.0.0

README

Space ROS Demos

This repository provides examples for running robots using Space ROS

Submissions to this repo should include: 1) A Dockerfile or docker-compose.yaml file for building on top of the osrf/space-ros:latest 2) A build.sh script for building the docker image - This is required for CI to build the image 3) A run.sh script for running the demo

Demos

  1. Canadarm2
  2. Curiosity Rover
  3. Nav2 Demo
  4. ROS Trick Demo
  5. Space Robots Demo

CONTRIBUTING

Repo symbol

demos repository

action_tutorials_cpp action_tutorials_interfaces action_tutorials_py composition demo_nodes_cpp demo_nodes_cpp_native demo_nodes_py dummy_map_server dummy_robot_bringup dummy_sensors image_tools intra_process_demo lifecycle logging_demo pendulum_control pendulum_msgs quality_of_service_demo_cpp quality_of_service_demo_py topic_monitor topic_statistics_demo

ROS Distro
galactic

Repository Summary

Description
Checkout URI https://github.com/ros2/demos.git
VCS Type git
VCS Version galactic
Last Updated 2022-12-07
Dev Status DEVELOPED
Released RELEASED
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Packages

Name Version
action_tutorials_cpp 0.14.4
action_tutorials_interfaces 0.14.4
action_tutorials_py 0.14.4
composition 0.14.4
demo_nodes_cpp 0.14.4
demo_nodes_cpp_native 0.14.4
demo_nodes_py 0.14.4
dummy_map_server 0.14.4
dummy_robot_bringup 0.14.4
dummy_sensors 0.14.4
image_tools 0.14.4
intra_process_demo 0.14.4
lifecycle 0.14.4
logging_demo 0.14.4
pendulum_control 0.14.4
pendulum_msgs 0.14.4
quality_of_service_demo_cpp 0.14.4
quality_of_service_demo_py 0.14.4
topic_monitor 0.14.4
topic_statistics_demo 0.14.4

README

No README found.

CONTRIBUTING

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that license:

5. Submission of Contributions. Unless You explicitly state otherwise,
   any Contribution intentionally submitted for inclusion in the Work
   by You to the Licensor shall be under the terms and conditions of
   this License, without any additional terms or conditions.
   Notwithstanding the above, nothing herein shall supersede or modify
   the terms of any separate license agreement you may have executed
   with Licensor regarding such Contributions.

Contributors must sign-off each commit by adding a Signed-off-by: ... line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the Developer Certificate of Origin (DCO).

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that [license](http://www.apache.org/licenses/LICENSE-2.0.html): ~~~ 5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. ~~~ Contributors must sign-off each commit by adding a `Signed-off-by: ...` line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the [Developer Certificate of Origin (DCO)](https://developercertificate.org/).
Repo symbol

demos repository

action_tutorials_cpp action_tutorials_interfaces action_tutorials_py composition demo_nodes_cpp demo_nodes_cpp_native demo_nodes_py dummy_map_server dummy_robot_bringup dummy_sensors image_tools intra_process_demo lifecycle lifecycle_py logging_demo pendulum_control pendulum_msgs quality_of_service_demo_cpp quality_of_service_demo_py topic_monitor topic_statistics_demo

ROS Distro
iron

Repository Summary

Description
Checkout URI https://github.com/ros2/demos.git
VCS Type git
VCS Version iron
Last Updated 2024-07-11
Dev Status DEVELOPED
Released RELEASED
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Packages

Name Version
action_tutorials_cpp 0.27.2
action_tutorials_interfaces 0.27.2
action_tutorials_py 0.27.2
composition 0.27.2
demo_nodes_cpp 0.27.2
demo_nodes_cpp_native 0.27.2
demo_nodes_py 0.27.2
dummy_map_server 0.27.2
dummy_robot_bringup 0.27.2
dummy_sensors 0.27.2
image_tools 0.27.2
intra_process_demo 0.27.2
lifecycle 0.27.2
lifecycle_py 0.27.2
logging_demo 0.27.2
pendulum_control 0.27.2
pendulum_msgs 0.27.2
quality_of_service_demo_cpp 0.27.2
quality_of_service_demo_py 0.27.2
topic_monitor 0.27.2
topic_statistics_demo 0.27.2

README

What Is This?

This repository contains source code for demos mentioned in the official ROS 2 documentation Tutorials.

Each ROS 2 package consists of its own self-contained demonstration(s) with its respective README.md showing how things work.

CONTRIBUTING

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that license:

5. Submission of Contributions. Unless You explicitly state otherwise,
   any Contribution intentionally submitted for inclusion in the Work
   by You to the Licensor shall be under the terms and conditions of
   this License, without any additional terms or conditions.
   Notwithstanding the above, nothing herein shall supersede or modify
   the terms of any separate license agreement you may have executed
   with Licensor regarding such Contributions.

Contributors must sign-off each commit by adding a Signed-off-by: ... line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the Developer Certificate of Origin (DCO).

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that [license](http://www.apache.org/licenses/LICENSE-2.0.html): ~~~ 5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. ~~~ Contributors must sign-off each commit by adding a `Signed-off-by: ...` line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the [Developer Certificate of Origin (DCO)](https://developercertificate.org/).
No version for distro melodic showing humble. Known supported distros are highlighted in the buttons above.
Repo symbol

demos repository

action_tutorials_cpp action_tutorials_interfaces action_tutorials_py composition demo_nodes_cpp demo_nodes_cpp_native demo_nodes_py dummy_map_server dummy_robot_bringup dummy_sensors image_tools intra_process_demo lifecycle lifecycle_py logging_demo pendulum_control pendulum_msgs quality_of_service_demo_cpp quality_of_service_demo_py topic_monitor topic_statistics_demo

ROS Distro
humble

Repository Summary

Description
Checkout URI https://github.com/ros2/demos.git
VCS Type git
VCS Version humble
Last Updated 2026-02-19
Dev Status DEVELOPED
Released RELEASED
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Packages

Name Version
action_tutorials_cpp 0.20.8
action_tutorials_interfaces 0.20.8
action_tutorials_py 0.20.8
composition 0.20.8
demo_nodes_cpp 0.20.8
demo_nodes_cpp_native 0.20.8
demo_nodes_py 0.20.8
dummy_map_server 0.20.8
dummy_robot_bringup 0.20.8
dummy_sensors 0.20.8
image_tools 0.20.8
intra_process_demo 0.20.8
lifecycle 0.20.8
lifecycle_py 0.20.8
logging_demo 0.20.8
pendulum_control 0.20.8
pendulum_msgs 0.20.8
quality_of_service_demo_cpp 0.20.8
quality_of_service_demo_py 0.20.8
topic_monitor 0.20.8
topic_statistics_demo 0.20.8

README

No README found.

CONTRIBUTING

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that license:

5. Submission of Contributions. Unless You explicitly state otherwise,
   any Contribution intentionally submitted for inclusion in the Work
   by You to the Licensor shall be under the terms and conditions of
   this License, without any additional terms or conditions.
   Notwithstanding the above, nothing herein shall supersede or modify
   the terms of any separate license agreement you may have executed
   with Licensor regarding such Contributions.

Contributors must sign-off each commit by adding a Signed-off-by: ... line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the Developer Certificate of Origin (DCO).

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that [license](http://www.apache.org/licenses/LICENSE-2.0.html): ~~~ 5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. ~~~ Contributors must sign-off each commit by adding a `Signed-off-by: ...` line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the [Developer Certificate of Origin (DCO)](https://developercertificate.org/).
No version for distro noetic showing humble. Known supported distros are highlighted in the buttons above.
Repo symbol

demos repository

action_tutorials_cpp action_tutorials_interfaces action_tutorials_py composition demo_nodes_cpp demo_nodes_cpp_native demo_nodes_py dummy_map_server dummy_robot_bringup dummy_sensors image_tools intra_process_demo lifecycle lifecycle_py logging_demo pendulum_control pendulum_msgs quality_of_service_demo_cpp quality_of_service_demo_py topic_monitor topic_statistics_demo

ROS Distro
humble

Repository Summary

Description
Checkout URI https://github.com/ros2/demos.git
VCS Type git
VCS Version humble
Last Updated 2026-02-19
Dev Status DEVELOPED
Released RELEASED
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Packages

Name Version
action_tutorials_cpp 0.20.8
action_tutorials_interfaces 0.20.8
action_tutorials_py 0.20.8
composition 0.20.8
demo_nodes_cpp 0.20.8
demo_nodes_cpp_native 0.20.8
demo_nodes_py 0.20.8
dummy_map_server 0.20.8
dummy_robot_bringup 0.20.8
dummy_sensors 0.20.8
image_tools 0.20.8
intra_process_demo 0.20.8
lifecycle 0.20.8
lifecycle_py 0.20.8
logging_demo 0.20.8
pendulum_control 0.20.8
pendulum_msgs 0.20.8
quality_of_service_demo_cpp 0.20.8
quality_of_service_demo_py 0.20.8
topic_monitor 0.20.8
topic_statistics_demo 0.20.8

README

No README found.

CONTRIBUTING

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that license:

5. Submission of Contributions. Unless You explicitly state otherwise,
   any Contribution intentionally submitted for inclusion in the Work
   by You to the Licensor shall be under the terms and conditions of
   this License, without any additional terms or conditions.
   Notwithstanding the above, nothing herein shall supersede or modify
   the terms of any separate license agreement you may have executed
   with Licensor regarding such Contributions.

Contributors must sign-off each commit by adding a Signed-off-by: ... line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the Developer Certificate of Origin (DCO).

Any contribution that you make to this repository will be under the Apache 2 License, as dictated by that [license](http://www.apache.org/licenses/LICENSE-2.0.html): ~~~ 5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. ~~~ Contributors must sign-off each commit by adding a `Signed-off-by: ...` line to commit messages to certify that they have the right to submit the code they are contributing to the project according to the [Developer Certificate of Origin (DCO)](https://developercertificate.org/).