There are a couple of typos in in AAXEnums.h and iPlugAAX_Describe.cpp that were preventing the plugin from showing up in “Effect” category. I am not experienced in GitHub and don’t want to mess anything up so I submit the following for someone who can update the main files:
iPlugAAX_Describe.cpp WAS:
else if(strcmp(AAX_PLUG_CATEGORY_STR, "Effect") == (0)) category = AAX_EPlugInCategory_None;
SHOULD BE:
else if(strcmp(AAX_PLUG_CATEGORY_STR, "Effect") == (0)) category = AAX_ePlugInCategory_Effect;
AAXEnums.h WAS:
AAX_EPlugInCategory_Effect = 0x00002000, ///< Special effects
AAXEnums.h SHOULD BE:
AAX_ePlugInCategory_Effect = 0x00002000, ///< Special effects
Tested in Pro Tools 2020.11 and it works.