File system directory hierarchy. Can contain files and subdirectories.

"CellLabelsToTags" is a front end token that gives a selected cell a cell tag that is the same as its current input or output prompt.

"CompleteSelection" is a front end token that opens a popup menu to complete a partially typed word.

"EvaluatorAbort" is a front end token that aborts the kernel operation in the specified kernel.

"EvaluatorQuit" is a front end token that terminates the specified kernel.

"EvaluatorStart" is a front end token that starts the specified kernel.

"FileNameDialog" is a front end token that opens a dialog for inserting a file path.

"FindNextMisspelling" is a front end token that selects the next misspelled word and opens the Check Spelling dialog.

"Fraction" is a front end token that creates a FractionBox and fills the numerator with a selection.

"GenerateNotebook" is a front end token that converts a palette into a notebook.