I performed the installation steps and can currently see "Import-Export: KLE Raw JSON format (.json)" in my Add-ons menu. It is checked, though it has a note about "upgrade to 2.8x required."
However, KLE Raw Data (.json) does not currently appear as an option in the File - Import menu.
Windows 10, 64-bit. Blender version 2.80.75.
I performed the installation steps and can currently see "Import-Export: KLE Raw JSON format (.json)" in my Add-ons menu. It is checked, though it has a note about "upgrade to 2.8x required."
However, KLE Raw Data (.json) does not currently appear as an option in the File - Import menu.