Islam Padasala- Link

Utharakalam http://utharakalam.com/

Kerala Muslim Heritage https://muslimheritage.in/

Islamic Inventions - https://www.1001inventions.com/

Open Library (English) - https://openlibrary.org/

Hindu Religious (Malayalam) - http://www.malayalamebooks.org/

Prabhodanam - http://www.prabodhanam.net/

Bodhanam - http://bodhanam.net/

Islam Onlive - http://www.islamonlive.in

Aramam - http://aramamonline.net/