A lot of Content Management Systems (CMS) like Wordpress, Joomla or Drupal have quite complicated built-in article publishing tools. But there are other ways to post news to your blog or CMS. Below you will find some really nice tools which you might want to give a try:

BlogMailr

Just send an Email and it will be posted to your blog. Free for non commercial use!

link: http://www.blogmailr.com

Scribefire

A great plugin which enables you to post to your blog from your browser. Currently supported are Firefox and Flock.

link: http://www.scribefire.com

Deepest Sender

Deepest Sender is a blogging client that runs inside Firefox, SeaMonkey, and XULRunner.

link: http://deepestsender.mozdev.org

ecto

ecto is a feature-rich desktop blogging client for MacOSX, supporting a wide range of weblog systems, such as Blogger, Blojsom, Drupal, MovableType, Nucleus, SquareSpace, TypePad, WordPress, and more.

link: http://infinite-sushi.com/software/ecto

marsEdit 2

Powerful Blog Publishing For Your Mac.Write, preview, and publish without a web browser. 

link: http://www.red-sweater.com/marsedit

w.bloggar

w.bloggar brings a great new feature: the File Upload to upload your images without configuring FTP access. Currently the following tools and services supports this feature: Wordpress, MovableType, TypePad, Drupal, b2evolution, Nucleus CMS, Squarespace, Community Server, BlogEngine.NET

link: http://wbloggar.com

Windows Live Writer

Windows Live Writer is a fully featured Windows blogging client with support for spell checking, WYSIWYG editing, picture uploading and custom plug-ins (with a full SDK).

link: http://windowslivewriter.spaces.live.com