Adminimizer Toolbar: Fully-featured HTML editor that works inside a web browser to update a blog.
Anconia RocketPost: Easy desktop blogging program for non-technical users. Compatible with Blogger, Movable Type, and standalone updating.
Azure: Free client for use with mobile phones and PDAs. Publishes to Movable Type sites.
Blog Photo Diary: Moblogging client sends images from a phone directly to a Blogger API-powered site.
blogBuddy: A Windows application for managing sites using blogger.com or others that implement the Blogger API.
BloggerBot: A publishing gateway that allows users of AOL Instant Messenger to post to sites using Blogger.
BlogJet: Desktop blogging application for Windows that supports all leading blog services.
BlogniX: Native QT/XmlRpc-c based Linux blogging client.
BlogPlanet: Moblogging client written in J2ME to run on mobile phones and Palm PDAs. Compatible with most blog servers; photo functionality on select phones.
BlogWorkz: Desktop client for Mac OS X for sites implementing the Blogger API.
Chronicle Lite: Free and easy front end to Blogger API compatible sites.
Chrysanth WebStory: A desktop blog manager that enables users to post blogs to multiple hosts with only a single click. Built-in WYSIWYG editor plus spell checker.
Das Blog: A free BSD-licensed weblog engine for the .NET Framework provided by newtelligence AG. dasBlog is an evolution of the BlogX weblog engine.
Eastgate Tinderbox: Personal content management assistant. Stores notes, ideas, and plans. Share ideas through Web journals and weblogs. Runs on Macintosh computers.
Ecto: Full-featured desktop client for Mac and Windows. Supports a wide variety of publishing tools.
Elicit: Windows client works with multiple APIs, including LiveJournal, MetaWeblog, and Blogger. Features include post scheduling and WYSIWYG post creation.
iBlog: Mac OS X blog authoring and publishing client, and RSS reader. Shareware.
InstaBlog: A minimalistic weblog-by-IM tool written in Perl; requires only FTP access to the web server.
Mod_blosxom: Module for Apache that builds a lightweight weblog environment. Functions in a similar manner to Blosxom.
MozBlog: Mozilla extension to enable in-browser publishing to sites implementing the Blogger API.
PowerBlog: Client tool for Windows. Uses Blogger API and offers other publishing mechanisms as well.
Qumana: Offline publishing tool. Links to a DropPad, then open to edit, tag and post to as many blogs as you want.
WebPage Access: Web blogger software and services based in realtime.