XOOPS is a popular CMS (content management system) written in PHP. It supports MySQL, and is an ideal tool for developing small to large dynamic community Web sites, intra-company portals, corporate portals, Web logs, and much more.
PHP Gift Registry is a a Web-enabled
database/wishlist that allows members to keep
track of the gifts they'd like to receive and see
what items other members would like to receive.
Private reservations ensure gifts are not bought