Radiant Portal Radiant Portal is a complete asp based portal system that features: message board, link/download/faqs directories, guestbook, site news, news categories, site polls, membership system, and more. Cost: $149.99 Buy full version       Trial version       Publisher: ASP Invision     Descriptions Radiant Portal: Radiant Portal is a complete asp based portal system that features: message board, link/download/faqs directories, guestbook, site news, news categories, site polls, membership system, and more.