VuFind - VuFind is a library resource portal designed and developed for libraries by libraries.
Sierra ILS - Sierra is designed to make your library effective.
Blacklight - Blacklight is a free and open source ruby-on-rails based discovery interface (a.k.a.
LibraryWorld - Library automation solution
OpenBiblio - It is an easy to use, automated library system written in PHP containing OPAC, circulation...
Alma - Meet Alma, a modern and affordable integrated student information system (SIS) and learning...