An RPG as feature rich and complex as ACKS really needs to make use of Active Effects FVTT provides, it looks like the ideal way to handle conditions and spell effects.
It looks like this FVTT version of the game system was forked from the Old-School Essentials game system, there's an add-on module for it named OSR Helper Module that implements active effects and several other QoL features.
An RPG as feature rich and complex as ACKS really needs to make use of Active Effects FVTT provides, it looks like the ideal way to handle conditions and spell effects.
It looks like this FVTT version of the game system was forked from the Old-School Essentials game system, there's an add-on module for it named OSR Helper Module that implements active effects and several other QoL features.