Captcha - NoCaptcha
NoCaptcha automatically prevents unsolicited form submissions without the need for those ugly and unfriendly captcha fields.
Virtuemart Downloadable Products
Joomla Virtuemart Custom Field Plugin for Downloadable/Virtual Products.
Virtuemart Non Shippable Products
VM NoShipment v2 by ekerner.com Virtuemart plugin for non shippable products.
Group Join !SIMPLE!
Group Join !SIMPLE! by ekerner.com Allow users to assign themselves to a groups, and/or leave groups.