This is an open-source RuneScape toolkit made in Visual Basic.Net. THe project was created in Visual Studio 2010 so there may be difficulties opening it in earlier versions.
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.