Tirumala Tirupati Devasthanams (Official Website). Information hub of TTD and its associated groups which contains information about the temples in and around Tirumala and Tirupati so as to serve pilgrims worldwide.
. A multilingual online services system that enables pilgrims to avail any Seva, Special entry darshan, Accommodation, Hundi, Kalyana vedika, Seva Electronic DIP and Diaries/ Calendars that is pertaining to Lord Venkateswara. An e-commerce service provider authorizing card or direct payment processing for pilgrims.
Shri Kanchi Kamakoti Peetham. One of the largest resources for Hinduism and Advaita Vedanta, running into several thousands of pages. Includes content in English, Tamil, Hindi, Sanskrit, Telugu, and much more! Also includes the complete volumes of தெய்வத்தின் குரல் (Deivathhin Kural) in Tamil