Artigo parcialmente traduzido ou que precisa de tradução
A Weblog Client is software you run on your local machine (desktop) that lets you post to your blog via XML-RPC. In some cases, the Weblog Client can even manage your weblog entries. You might think of Weblog Clients as the equivalent of email clients such as Outlook Express, Thunderbird, and Eudora Mail. Essentially, the Weblog Client allows you to write a post even if you are off-line; then, the next time you connect to the Internet, you can publish that post.
For information on blogging by email, see Blog by Email.
As vantagens de blogar através um cliente incluem:
Cross-platform browser-based clients. Also check Firefox Add-on directory.
You can always develop your own. Many scripts in Perl, Python, PHP, Applescript and Java have already been written and are ripe for the picking (and tweaking). If you are planning on developing a Mac OS X Dashboard Widget, start with Apple's very detailed documentation.
Your XML-RPC server/path are as described here: