Abnormal is a Blender add-on to enhance the usability of the vertex normal editing for game models and NPR artworks. This add-on is funded by the BNPR community with the BEER development fund.
Download the add-on: https://github.com/bnpr/Abnormal/archive/master.zip
Install Abnormal: Preference > Add-on tab > Install
Enable the add-on
Please Donate to Keep the Add-on Updated: https://gum.co/abnormal