FUDforum is an open source forum system built on PHP+MySQL/PostgreSQL. Provide i18n support. Currently FUDforum2.3 has been translated into 8 languages including Chinese; uses a template system to control the interface appearance; role-based permission control system; provides a short message sending platform; provides review and recycle bin system; supports attachments/voting/full text Search/IP tracking/user ban/e-newsletter/custom tag/ranking of users, etc. This version supports functions such as static forum pages, global notifications, nested sub-forums and crawler detection; adds support for DB2, SQL Server and Firebird databases; adds more new languages; uses HTML5 page specifications.