Here is a list of all documented namespace typedefs with links to the namespaces they belong to:

• binary_subtype : bsoncxx::types, bsoncxx::v_noabi::types
• id : bsoncxx::types, bsoncxx::v_noabi::types
• ssl : mongocxx::v_noabi::options
• value : bsoncxx::types, bsoncxx::v_noabi::types
• view : bsoncxx::types, bsoncxx::v_noabi::types
• view_or_value : bsoncxx::array, bsoncxx::document, bsoncxx::types::bson_value, bsoncxx::v_noabi::array, bsoncxx::v_noabi::document, bsoncxx::v_noabi::types::bson_value