Simple Machines Forum (SMT in short) is an OpenSource PHP Forum project, which is also a professional grade software package that allows you to set up your own online community within minutes.

SMF is written in the popular language PHP and uses a MySQL database. It is designed to provide you with all the features you need from a bulletin board while having an absolute minimal impact on the resources of the server. SMF is the next generation of forum software - and best of all it is and will always remain completely free!  

Features of SMF:
- Uses PHP and MySQL.
- Comprehensive template system.
- Advanced permission and user management.
- Supports multiple languages at once.
- Open and well-documented source code.
- Tracking of new and old unread topics, not just from your last visit.
- Designed for optimal performance and scalability.
- Multi-media output. (XHTML, XML, RSS, WAP)
- Multi-language support from a large community.
- Package manager that automatically installs or uninstalls mods (also known as hacks.)
- Search: Search the entire forum, a category/board or within a topic; Search within your personal messages.
- Calendar support: shows birthdays,events and holidays.