In the past few years, we have covered plenty of robots with LiDAR and other advanced tech. The CygLiDAR D1 is a 2D/3D dual state LiDAR for your own projects. It is optimized for SLAM, obstacle avoidance, and navigation. It has a compact design, weighing 28g.
This LiDAR has an open SDK and is ready for ROS integration. You can find out more about it here.