You can search for identifiers within the package.
in-package search v0.2.0
type 'a t = 'a tactic
val return : 'a -> 'a t
val (>>=) : 'a t -> ('a -> 'b t) -> 'b t
val (>>) : unit t -> 'a t -> 'a t
val map : ('a -> 'b) -> 'a t -> 'b t
module List : sig ... end