CoGrOO (A LibreOffice & OpenOffice.org Grammar Checker), the only open source Portuguese grammar checker that can be used with LibreOffice & OpenOffice.org.
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.