You can search for identifiers within the package.
in-package search v0.2.0
vlt
vlt.mt
vlt_ppx
Vlt_ppx.Name
val expand : ctxt:Ppxlib.Expansion_context.Extension.t -> string -> Ppxlib__.Import.expression
val extract : unit -> (Ppxlib__.Import.payload, string -> 'a, 'a) Ppxlib.Ast_pattern.t
val extension : Ppxlib.Extension.V3.t