Best automatic cell annotation tool for mouse immune single cell data?

Question

[carolofharvest]

What is the best automatic annotation tool for mouse immune single cell data?

[ATpoint]

best -- it's relative, as usual in biology/bioinformatics. What resources do you have available, so what signatures for the populations do you have, and what data is your dataset, like end-tagged, full-length, which platform. Some details are always appreciated.