Map ideas and tasks on a freeform mindmap board, saved as a Markdown note.
Color a folder and all its subfolders in the file explorer, as text color or as fading background bands.
Style headings, text, lists, checkboxes and callouts with sliders and color pickers, and watch a sample note change live.
Tab and Shift+Tab that indent list items and shift heading levels, with Outliner-style list editing.