macmiller

The plugin is intended to create a number of links which you can display on your wordpress page. Each link represents a recent post to the phpBB forum. Clicking on a link will take you to the associated post within that topic on the phpBB forum. There are a number of parameters which indicates how many items should be returned and the length description.
The returned item will look like: 
* <code>POST TITLE(number of replies) in TOPIC TITLE on DATE TIME</code>

phpBB Topics Portal

A widget that accesses your phpBB forum and displays recent posts on your Wordpress page.

peppolone

Plugin used to display the most recent topics of your phpBB forum(it works with phpbb 2.* and also phpbb 3.*) 
You can set the number of topics to display, wrap long words or exclude a category of the forum. 
<a href="http://www.4mj.it/wordpress-phpbb-last-topics-plugin/" title="Phpbb Last Topics" rel="nofollow ugc">Plugin Homepage</a>

WP-Phpbb Last Topics

Plugin used to display the most recent topics of your phpBB forum(it works with phpbb 2.* and also phpbb 3.*)

phpBB Topics Portal vs WP-Phpbb Last Topics