Puppet references, including configuration settings, functions, and metaparameters. Experimental features Released versions of Puppet can include experimental features to be considered for adoption but are not yet ready for production. These features need to be tested in the field before they can be considered safe, and therefore are turned off by default. Configuration settings reference Metaparameter reference Metaparameters are attributes that work with any resource type, including custom types and defined types. They change the way Puppet handles resources. Built-in functions Ruby API for developing extensions Man pages