[johnhiler]

There are a bunch, but two come to mind:

Superann wrote a very popular plugin which integrates bbPress 0.9 with WordPress 2.6+:

* https://bbpress.org/forums/topic/bayanimecom-wp26-and-bbpress-09-complete-cookie-integration

* https://wordpress.org/extend/plugins/wordpress-26-and-bbpress-09-integration/

And ipstenu has contributed a lot to the community as well:

* https://bbpress.org/plugins/profile/ipstenu

* http://ipstenu.org/resume/