New Plugins
Sparkplug is a very simple plugin which provides you with an easy-to-read indication of how active the “current view” of a blog is. On the homepage, it provides a sparkline chart showing total posts per day for the (by default) last 30 days. On a tag, category or author-specific page, it shows bars representing how many posts were made with that tag/category or by that author per day, with a line showing the total posts per day for comparison.
Adds an iFrame to your blog footer to automatically activate any posts written by email.
This plugin provides a simple way of displaying up-to-date information about specific plugins hosted on the WordPress Plugin Directory in your blog posts and pages.
The plugin allows you to automatically add nofollow attribute to a list of links that you define on the admin.
Enables you to instantly swap between users in WordPress.
Adds a "Back to top" link in your blog without modifying your template files. This is useful especially if you have long posts or long pages. You will have a nice "Back to top" or whatever-text-you-want link floating at the bottom right/left of your page.
Updated Plugins
This plugin provides a sidebar-widget and a template-tag that add an enhanced blogroll to your sidebar. It checks on all your linked sites, when the most recent update has occurred.
Apture makes it easy to add contextual images, videos, reference guides, links, maps, music, news, documents and books to your blog to create a connected media experience that keeps readers engaged on your site.
Displays the WordPress.com stats graph directly in your Dashboard. No more tiresomely opening the Blog Stats tab and manually logging in.
Replacement of the default category widget to allow for greater customization of the category widget.
Plugins List allows you to insert a list of the plugins you are using on any post/page of your blog.
This is a WordPress plugin that will display a mobile-friendly theme for your site if your site visitor is using a mobile browser.
Some nice plugins listed above, the developers are really on the ball.