This article lists common URI schemes.
Many URI schemes are registered with the IANA; however, there exist many unofficial URI schemes as well.
Mobile deep links are one example of a class of unofficial URI schemes that allow for linking directly to a specific location in a mobile app.
URI schemes registered with the IANA, both provisional and fully approved, are listed in its registry for Uniform Resource Identifier (URI) Schemes.
These include well known ones like: as well as many lesser known schemes like: example: gedit admin:/etc/default/grub example: app://com.foo.bar/index.html freeplane:/%20⟨path to file⟩#:⟨path⟩/⟨in⟩/⟨map⟩/⟨to⟩/⟨node⟩ jdbc:oracle:oci:@host:port(sid or [/service])?params... jdbc:sqlserver://serverName\instanceName:portNumber;params... jdbc:mysql://host:port/database?params... example: ms-excel:ofv|u|