MarsEdit

Perfect your content in your favorite editing mode. You can toggle between Rich and Plain Text. If you use Markdown, write in an HTML editor or Plain Text mode. You can also write in Rich Text and the app will automatically convert what you type to HTML.

If you’re used to WordPress, you’ll love it even more when you write from the desktop. MarsEdit has extensive support for WordPress functionality, including Post Format customization and adding featured images. Plus, the app integrates with all blog publishing services based on MetaWeblog or AtomPub interfaces.

Without going online, attach files to your blog post and they will be automatically uploaded when you publish. For photo attachments, use Media Manager. MarsEdit scans images from Apple Photos, Lightroom, and Aperture so that you can easily throw them into your posts.

See how your blog post will appear when published on the web in preview. MarsEdit includes a default preview template which you can customize flexibly. Markdown, MultiMarkdown, and Convert Line Breaks, and custom preview filters can be applied.

Although you don’t need web for writing, you need it for research. MarsEdit’s Safari App Extension is available at all times and you can easily enable it in Safari’s extensions. So whenever you come across something interesting online, you can instantly jump into blogging.

With MarsEdit, you never lose a piece of your work. The app stores all local drafts in a separate folder for an easy access and progress tracking. You can also instantly download the history of published posts – works with all major publishing services.