ResponsiveVoice the leading HTML5 text to speech synthesis solution, is now available for WordPress. Over 51 languages through 168 voices.
Filters posts syndicated through FeedWordPress by keywords.
Creates four rss 2.0 feeds showing recent posts, comments, pages, and one combined [posts and pages] from all blogs. Works both on WPMS, and WPMU
Adds a sidebar widget to let you display new/updated/active blogs from WordPress Multi-Site/ WordPressMU.