Joomla! Squealer Packs

Community Site Pack (Joomla! 1.5)

Functionality:

Detailed user profiles
User blogs
Groups
Forums
Polls
Real time chat

Cost: $250

Virtuemart e-commerce (Joomla! 1.5)

Functionality:

Grid view of product
Product images with Thickbox
Flat shipping cost billing
Shopping cart checkout with Paypal

Cost: $250

Some details of these projects may be found in the book Joomla! 1.5 Site Blueprints