MarkdownPad for Mac

MacDown is a text editor specifically intended to support Markdown, a plain-text formatting syntax, with the objective of providing an easy-to-read markup.

Mou is a Markdown editor - with a difference: where most, if not all, currently available Markdown editors are almost all for general writers, Mou is different: It's for Web developers.

A distraction-free minimalist writing tool designed for writers, journalists and creative people. * Just the right features, when you need them*  ---------- * IMPORTANT *

Valletta is a single-pane Markdown editor with a unique Combined View which displays only the line under the cursor as Markdown source, and the rest in a "marked-down" form.

Qute for PC/Mac is a text editor with Markdown and TeX support. Qute offers per paragraph preview, i.e., users can switch between editing the source and viewing a rich text rendering with typeset formulas for each paragraph separately.

LoremIpsum - convenient, carefully designed text editor for Markdown and rich text. Features Enhanced for OS X Mountain Lion; Full-screen; Autosave; Versions; Resume. And also: Timed Writing; Auto-wrapping; Nice Bookmarks; List continuations;

Writedown is Markdown editor with realtime preview for OS X. Markdown processor is imported from Readown, using PHP Markdown Extra and PHP SmartyPants Typographer. Next file extensions are available:
md
markdown
mkdn
text
txt New in Version 1.2

Preview Markdown documents and convert to HTML or PDF. Use Marko side-by-side with your favorite text editor to preview your Markdown documents as you write. Features: - Automatically reloads when you save your changes

Calca is a symbolic calculator, with the characteristic of updating the results of your calculations as you type. The tool is actually a text editor supporting Markdown language and performing on-the-fly calculations.

MarkDrop is a simple Markdown editor built with sharing in mind. Every MarkDrop document has a secure URL that is viewable in any browser. Main features: - Realtime editing preview. - Multiple themes. (Github previewing included)

Downer is a clean and easy to use markdown editor. This small application allows you to create and edit markdown documents. The preview pane helps you to get an instant overview of how the document will look once finished.

MDEdit is a handy editor for web developers on Mac OS X. You can write in any language, thanks to the UTF8 support. The tool lets you use custom fonts, as well as multiple built-in themes and CSS.

Highlights lets you highlight text and select images in the PDF, but take notes in a regular text-editor. Main features: - Native support for the new TextBundle-format for Markdown with embedded images.

TextNut combines the power of Markdown with the simplicity of rich text editing. It is 100% compatible with CommonMark specification.

Markdown Plus is a versatile markdown editor. Besides common markdown, the application also supports task lists, emojis, Font Awesome icons, Ionicons icons, mathematical formulae, flowcharts, sequence diagrams, gantt diagrams...