openni_launchis no longer hosted at https://github.com/ros-drivers/openni_launch. It is now merged into https://github.com/ros-drivers/openni_camera
openni2_launchis no longer hosted at https://github.com/ros-drivers/openni2_launch. It is now merged into https://github.com/ros-drivers/openni2_camera
Purpose is to keep the maintenance effort even lower. For the detail of the decision, please see the referenced ticket for each repo.
Each old repo is preserved for backward compatibility.
Admins, please feel free to move this thread to more appropriate category if any (I bet there is but couldn’t think of it).