I'm working on a project that does analytics on universities, and Google Chart is the only decent package I've found that meets my requirements. A lot of these

I'm working on a project that does analytics on universities, and Google Chart is the only decent package I've found that meets my requirements. A lot of these charting libraries use javascript or flash which is fine for user-specific data, but unsuitable for public data. I need charts to be jpg/gif/png so people can easily copy them to blogs/forums/facebook. If I use javascript or flash charts I'll lose a huge amount of viral traffic.