MailWorld is a CGI script for mailling lists hosting. People can register their own mailing lists with your script and it will host these maillists. Script also will hold Central Maillist for Administrator. It also features 2 styles for newsletters - HTML and plain text, and easy modificable HTML templates, bulkmail option, internal help, advanced management and much more. SQL version also provide you with some unique features like: message history, auto-sending last message to new subscribers, DB management and much more.