> For the complete documentation index, see [llms.txt](https://www.learnros2.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.learnros2.com/ros/navigation-and-planning.md).

# Navigation and Planning

- [Navigation Stack and Concepts](https://www.learnros2.com/ros/navigation-and-planning/navigation-stack-and-concepts.md)
- [Navigation2 Implementation Overview](https://www.learnros2.com/ros/navigation-and-planning/navigation2-implementation-overview.md)
- [Cost Map](https://www.learnros2.com/ros/navigation-and-planning/navigation2-implementation-overview/cost-map.md)
- [Obstacle Avoidance and DWB Controller](https://www.learnros2.com/ros/navigation-and-planning/navigation2-implementation-overview/obstacle-avoidance-and-dwb-controller.md)
- [DWB Controller](https://www.learnros2.com/ros/navigation-and-planning/dwb-controller.md)
- [Page 5](https://www.learnros2.com/ros/navigation-and-planning/page-5.md)