playSMS - PHP based SMS Gateway

playSMS is a flexible Web-based Mobile Portal System that it can be made to fit to various services such as an SMS gateway, personal messaging systems, corporate and group communication tools. Its features include:
- Multiple database engine supported (using PHP PEAR DB)
- Send SMS to single mobile phone (web2mobile)
- Send SMS broadcasted to a group of mobile phones (web2mobiles, Bulk SMS)
- Support sending flash and unicode message
- Receive private SMS to Inbox (mobile2web)
- Forward single SMS from mobile to a group of mobile phones (mobile2mobiles)
- SMS autoreply, for easy autoreplying formatted incoming SMS
- SMS board, forward received SMS to email, html and/or xml page
- SMS command, execute server side shell script using SMS
- SMS custom, forward incoming SMS to custom SMS application
- SMS poll, manage polling system using SMS
- SMS quiz, served quizzes on SMS
- SMS subscribe, manage user subscribes to a service using SMS
- SMS autosend, automatically send SMS once or repeated
- Create your own features, themes and gateway modules as a plugin
- Support Gnokii, Kannel, SMS Server Tools or Clickatell
- Simple webservices for sending SMS and retrieving delivery reports (input.php)
- Long SMS support, length of text configurable on config file
- Web-based interface