AjaxLine has published what they consider to be the most useful and best extensions for your Joomla install for the month of March. The list includes:

• sigplus Image Gallery Plus
• Ninja RSS Syndicator (aka BCA RSS)
• Latest Events Teaser for Eventlist
• AllNews
• Jafilia
• MultiAds(Make Adsense and YPN Easy)
• Code For Blog

You can find these and many, many more over on the Joomla extensions site.