New plugins
HTML5 Video Player with Playlist allows you to easily use the HTML5 video element to enable native video playback within the browser.
WP-antiProxy will fetch and auto-correct the client’s IP address in the event that he is hidden behind a proxy or load balancer.
Updated plugins
Automatic Updater will automatically download and install plugin, theme, and core updates as soon as they become available.
Bad Behavior complements other link spam solutions by acting as a gatekeeper, preventing spammers from ever delivering their junk, and in many cases, from ever reading your site in the first place.
Twitter Tools creates a complete integration between your WordPress blog and your Twitter account.