You can search for identifiers within the package.
in-package search v0.2.0
websocket
websocket__.ml
1 2 3 4 (* generated by dune *) (** @canonical Websocket.Sha1 *) module Sha1 = Websocket__Sha1
1 2 3 4
(* generated by dune *) (** @canonical Websocket.Sha1 *) module Sha1 = Websocket__Sha1