MarsEdit - MarsEdit is a desktop blog editing application for the Mac. It provides an offline interface to most popular blogging systems. WordPress, Blogger, Tumblr, Movable Type, and many other systems are supported.
Blog by Versoly - Build a SaaS blog that converts
Desk - An award-winning & beloved desktop publishing client, exclusively for OS X.
Blogging for Business - Build a blog that grows your business.
Drivel - Drivel is a GNOME client for working with online journals, also known as weblogs or simply...
HEY World - Personal publishing gets the HEY treatment