Agate is a simple, fast & well structured Content Management System for website developers with zero HTML knowledge. It is designed to minimize DB hits and supports features like user management, page templates, etc to make site management easier.
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.