Doxygen visualizes deprecated and experimental modules

configure.py

@@ -3493,6 +3493,8 @@ def escape_build_lines(contents):
                                               'title': info.name,
                                               'internal': info.is_internal(),
                                               'virtual': info.is_virtual(),
+                                              'deprecated': info.is_deprecated(),
+                                              'experimental': info.is_experimental(),
                                               'brief': info.brief,
                                               'public_headers': info.header_public,
                                               'internal_headers': info.header_internal,

src/build-data/module_info.in

@@ -19,6 +19,22 @@
  *       build policy nor `--enable-modules`. Please feel free to enable/disable
  *       the sub-modules listed.
  *
+%{endif}
+%{if deprecated}
+ * @deprecated This module is scheduled for removal in a future release of the
+ *             library. Users should move away from it before updating to a new
+ *             version of the library. Note that deprecated modules may be explicitly
+ *             disabled using `--disable-modules=MODS` or generically using
+ *             `--disable-deprecated-features`.
+%{endif}
+%{if experimental}
+ * @warning This module is marked as 'experimental'. Its functionality and API
+ *          may change in future (minor) releases. Also, its implementation
+ *          quality must be considered 'beta' at best. Applications may still
+ *          enable and use it explicitly via `--enable-modules=MODS` or
+ *          generically using `--enable-experimental-features`. Early feedback
+ *          is very welcome.
+ *
 %{endif}
  *
 %{if dependencies}