A ROS implementation of ORB_SLAM2
Why do you think that https://github.com/IntelRealSense/realsense-ros is a good alternative to orb_slam_2_ros
A ROS implementation of ORB_SLAM2
Why do you think that https://github.com/IntelRealSense/realsense-ros is a good alternative to orb_slam_2_ros