X-Forum is a full-featured GPL web-based bulletin board system using PHP/MySQL. Main features include: Easy customization, Host/IPs banning, SendMail functions, Stats feature, Track all log information, Unlimited categories and boards, Board moderators, Integrated search engine, Sort and Order Messages, Protected boards, Private boards, Word filter, Emotion icons, Host/IP logging/display (optional), Email duplicate check (optional), Email notification after posts (optional), Preview message before posting, Registration system (optional), Admin reviews members account before registration (optional), Unlimited member groups, Usage agreement during sign up (optional), Verify email address (optional), Moderators can close, remove and reopen thread, and remove messages, Administrator can email registered members, Full-featured administration/customization through the browser, Categories management tools, Boards management tools, and more.