Koha-tools is a set of programs that work with the Koha ILS but are not part of the Koha distribution. Koha-tools contains programs written in perl and php.
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.