An educational implementation of GraphSLAM - http://robots.stanford.edu/papers/thrun.graphslam.pdf
Why do you think that https://github.com/Sollimann/Dstar-lite-pathplanner is a good alternative to graph_slam
An educational implementation of GraphSLAM - http://robots.stanford.edu/papers/thrun.graphslam.pdf
Why do you think that https://github.com/Sollimann/Dstar-lite-pathplanner is a good alternative to graph_slam