PerlSMS is a powerful front end to smssend. It is much easier to use than smssend, and works with 70 different providers. It has a built in phone book and multi-profile system.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.