You can search for identifiers within the package.
in-package search v0.2.0
type ctx
type kind = [
| `SHA3_256
]
val init : unit -> ctx
val unsafe_feed_bytes : ctx -> By.t -> int -> int -> unit
val unsafe_feed_bigstring : ctx -> Bi.t -> int -> int -> unit
val unsafe_get : ctx -> By.t
val dup : ctx -> ctx