Blubrry has updated its PowerPress podcast publishing plugin for WordPress to version 3.0.

Features:

• PowerPress offers HTML5 audio/video player with flash fallback and multi-channel/multi-category podcasting support.
• Adds Meta Marks a new feature that lets you link rich meta information, including audio, video, images, comments, etc.
• Customizable HTML5 audio/video-play icons.
• Auto Media Length Detection added for .m4a/.mrv/.mp4
• Podcast channels tied to custom post types.
• Six languages includes Chinese, Danish, English, French, Italian and Romanian.
• Optimized for WordPress 3.3+ (WordPress 3.0 is now the minimum required).

See the Blubrry site for details.