The Send As Email Plug-in for Windows Live Writer sends the contents of the blog post via email when the post is published. Now supports encrypted SMTP connections and handles email body text better.

Prompts you to share a link on Facebook whenever you publish a new post.

Clipboard Live enhances the pasting abilities in Windows Live Writer. Copy and Paste Images, HTML pages, Web Images, Visual Studio Code, RTF pages, and much more right into Windows Live Writer. Never lose formatting or content again in your Pastes.

Minimalist MP3 Player

Allows content to be inserted from Azure Blob Storage. Can be JPEG/Images or Silverlight Video experiences that have been published eg from Expression Encoder. Supports inserting as link or as image/iframe. Supports the Azure Content Delivery Network.

Add smart content editor syntax higlighter 2.0 support for Windows Live Writer.

This application can save you a lot of time by organizing your frequently used HTML snippets or templates in one centralized place so you can append them quickly and easily to your posts.

Zi Fu Ji Shu

A simple plugin that will upload your image to www.imageshack.us (a free image hosting service) and insert it in your post.
Supports custom sizes/

Insert a Silverlight application within your post!

The wizard allows you to export chosen settings (blogs, plugins) from Live Writer and store it in external file or in the cloud (FTP,SkyDrive). These settings can be imported on another PC thus having the same familiar working environment.

Shorten any URLs using Cut.ms (http://cut.ms) whenever you publish a new post. Then you can see and analyze your traffic data through http://cut.ms site.

Surround your code by prefix(<div class="mycode">) and suffix(</div>) .Prefix and suffix can be customized by yourself in the plugin setting window.

This plugin supports content from CBEnhancer (http://manniat.pp-p.net/CBEnhancer).
You can also use it to paste from clipboard. It pastes what's currently there.
Works like Paste content without the need to select Text/HTML.

Allows you to insert an image from the clipboard and give it a filename other than Image1, Image2, etc.

Sends your blog posts details (URL, Title, etc) to delicious when you post.

Bookmarks2LiveWriter is Windows Live Writer plug-in for serious bloggers. It generates blog entry with your Delicious bookmarks automatically.

Translate text using the Bing Translator

Lets you put a tweetmeme button in your blog posts.

Add smart content editor syntax higlighter 2.0 support for Windows Live Writer.