title: $:/language/Docs/ModuleTypes/ animation: Animations that may be used with the RevealWidget. command: Commands that can be executed under Node.js. config: Data to be inserted into `$tw.config`. filteroperator: Individual filter operator methods. global: Global data to be inserted into `$tw`. isfilteroperator: Operands for the ''is'' filter operator. macro: JavaScript macro definitions. parser: Parsers for different content types. saver: Savers handle different methods for saving files from the browser. startup: Startup functions. storyview: Story views customise the animation and behaviour of list widgets. tiddlerdeserializer: Converts different content types into tiddlers. tiddlerfield: Defines the behaviour of an individual tiddler field. tiddlermethod: Adds methods to the `$tw.Tiddler` prototype. utils: Adds methods to `$tw.utils`. utils-node: Adds Node.js-specific methods to `$tw.utils`. widget: Widgets encapsulate DOM rendering and refreshing. wikimethod: Adds methods to `$tw.Wiki`. wikirule: Individual parser rules for the main WikiText parser.