You can search for identifiers within the package.
in-package search v0.2.0
module S : Colibri2_popop_lib.Popop_stdlib.Datatype
type 'a t
val create : creator -> 'a t
val pp : 'a Fmt.t -> 'a t Fmt.t
module List : sig ... end
module Set : sig ... end
module Fold : sig ... end