...It distinguishes itself by supporting markdown editing with a rich set of formatting options, and by enabling integration with version control systems like git for syncing notebooks in arbitrary repositories. Users can add, edit, and manage markdown documents in the browser, and because it uses modern web technologies, the app caches itself and local data to work seamlessly when a network connection is unavailable. While the backend server that used to support hosted functionality is no longer maintained, the core frontend still offers a slick note-taking experience. Crossnote’s design takes inspiration from tools like markdown preview extensions and collaborative editors.