BBpress it’s a powerful resource for wordpress bloggers, version 0.9 it’s arrived:
The bbPress team is happy to release bbPress 0.9 for download. This release is important for anyone who integrates bbPress with WordPress and wishes to update to WordPress 2.5.
Go to BBpress page

Features:

Widget ready
Works on wordpress 2.5 and above
XHTML valid
CSS valid
5 Lost Headers
11 Lost post images
Tested on IE and Firefox
Easy to customize
Download | Demo | Report a bug