The RViz tool is an official 3D visualization tool of ROS. Almost all kinds of data from sensors can be viewed through this tool. RViz will be installed along with the ROS desktop full installation. Let's launch RViz and see the basic components present in RViz.
Start roscore:
$ roscore
Start rviz:
$ rviz
The important sections of the RViz GUI are marked, and the uses of each section are shown in the following screenshot:
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