Typora, Rentry.co, Zettlr, Mark Text, ghostwriter, HedgeDoc, Graviton Editor, Minimalist Markdown Editor, StackEdit, MarkFlowy, Haroopad, iWriter Pro, HTML-Notepad, Markdown Here, Justmd, Formiko, DownMarker, CuteMarkEd, TextNut, Evermark are some alternatives to Caret Markdown Editor.