WordPress client for various system

Windows

• BlogDesk - supports German and English
• BlogJet
• WordPress Comments notifier - open source
• Chrysanth WebStory - 90-day trial
• Ecto - 21-day trial
• LIPIDr Blog Client - freeware, last version: 2007
• Microsoft Word 2007
• Post2Blog - detailed WordPress instructions
• QTM
• Qumana
• RocketPost
• Semagic
• Zoundry Raven - open source
• w.bloggar - freeware, last version: 2007
• WB Editor
• Windows Live Writer

Mac OS X

• Blogo - 21-day trial
• Ecto - 21-day trial
• MacJournal
• MarsEdit - 30-day trial
• QTM
• Qumana
• BlogMate - Plugin for TextMate

Linux

• BloGTK
• Drivel
• Gnome Blog
• GScribble
• WordPress Comments notifier - open source
• QTM

Browser-Based Cross-platform browser-based clients. Also check Firefox Add-on directory.

• Apture - Add-on for Firefox
• Deepest Sender - Add-on for Firefox/SeaMonkey
• Flock - browser
• ScribeFire - Firefox Add-on. Formerly known as “Performancing”
• Shareaholic - available for various browsers
• WriteToMyBlog - web based, IE & Firefox only.
• Zemanta - Firefox Add-on/IE Plugin/also available as a bookmarklet

Mobile Android

• PostBot
• wpToGo (merged with WordPress for Android)
• WordPress for Android - open source
• WP Stats - client to access “WordPress.com Stats”

BlackBerry

• MoPress - open source
• WordPress for BlackBerry - open source

iPhone

• BlogPress
• BlogWriter
• WordPress for iPhone - open source
• BlogBooster

J2ME

• MoPress - open source

Nokia Phones (Symbian S60 based)

• Wavelog - commercial

Nokia Phones (Maemo/MeeGo based)

• MaStory
• WordPress blogging client

PalmOS

• Plogit - open source
• Vagablog - open source

Vim script

• blogit.vim