- o -

• ObserverHook : catapult::plugins::PluginManager
• ObserverPointer : catapult::chain::ExecutionConfiguration , catapult::plugins::PluginManager
• open_record_lock : catapult::utils::log::custom_info_tagger_feature< TBase, TTraits >
• OrderedChildPaths : catapult::state::RootNamespace
• OrderedKeyValueMap : catapult::utils::ConfigurationBag
• OutputType : catapult::crypto::KeccakBuilder< TModeTag, THashTag >