You can search for identifiers within the package.
in-package search v0.2.0
atproto
Atproto.Syntax
module Syntax : sig ... end
AT Protocol identifier and string-format syntax. https://atproto.com/specs/handle https://atproto.com/specs/did https://atproto.com/specs/nsid https://atproto.com/specs/record-key https://atproto.com/specs/lexicon#datetime