These are optional modules for common features.
prism.conditions
prism.modifiers
ConditionOptions
Condition
ConditionModifier
ConditionHolder
DropTableCategory
DropTableWeightedOption
DropTable
Inventory
Item
Drop
Pickup
HeldByRelation
InventoryRelation
prism.targets.InventoryTarget
Log
SightOptions
Sight
SightSystem
SeenByRelation
SeesRelation
How-tos
Making a roguelike
Explainers
Reference