SMSGupshup.com now provides Free personal messaging and free picture greetings. You can send Free personal messages from the web at smsmgupshup.com, in addition to the regular group messages using Gupshup.
You can also send the free picture greetings from the cell phone or the web interface. They provide picture greetings for New Year, bday, flower, cake, anniv, heart and more. (The picture messages are not supported in CDMA.) You can send text or pictures, to a group or an individual. BTW, the messages to the 567678 costs 3 rupees in Reliance. Its always good to use the web interface or the Google Talk IM interface for sending the messages.