Invision Power Board is one of the most popular discussion boards available today. So good is it in fact that FishFood Media uses it to power the community here! 

Also available are blogging and gal ...

Perhaps the most popular of all discussion boards - not least of which because it's FREE!

phpBB is a highly versatile product with a huge range of features. It has suffered on and off over the years ...

SMF is fast eating away at phpBB's market share of the best open source discussion board available - peraps because of it's brilliant interaction with the Joomla CMS.

If you're looking for a ...

VBulletin is the other commercial leader in discussion board software alongside Invision Power Board. The thing about Vbulletin is that it has a wider range of plug ins available, allowing you to use it at the heart of a ...