Better code viewing - Indent guides, code folding (Option-Command-Left and Right) and sticky scope lines at the top of the editor. Turn each on or off in Settings > Window. - Block comments and multi-line strings keep their colour in every language, with new Functions and Types colours in all themes. Design - Wet ink, a gliding caret and a scope spotlight that raises the block you are working in. - Colour swatches beside colour codes. Command-drag a number to change it. - Writing Mode for Markdown (View > Writing Mode), with Newsreader and Instrument Serif. Sidebar for large folders - Folder header with git branch and changed files, Reveal Active File, Collapse All, Folders First, Compact Folders and Changed Files Only. - Filter field, keyboard navigation, density options and a resizable width. - Reveal in Sidebar (Shift-Command-J). Markdown shortcuts - Bold, italic, strikethrough, code, link, headings, lists and quotes from the keyboard, with multiple cursors and one undo. - Wrap Lines, Format Document and Join Lines have new shortcuts: Control-Option-Command-W, Option-Command-L and Control-Command-J.