toc is a smaller-scope replacement for GNU Autotools (specifically, autoconf and automake), but suitable only for a GNU audience (i.e., it is not NEARLY as platform-portable as the autotools).
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.