Al-anvar is dedicated to Quranic study and research. Some of its features are: advanced search, a commenting tool, indexing and grouping, add-ons for different translations, commentaries in many languages, and online and offline recitation.
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.