SANSKRIT - In Devanagari:
From IIT Kanpur:

COMPLETE works of Sri Adi Shankaracharya
Bhagavad Gita Super Site
Brahmasutra Super Site
Yoga Sutra Super Site

Sanskrit:

Sanskrit discussion Forum
Samskritha Bharathi


Upanishad/Brahmasutra etc: (in English)

THE MANDUKYA UPANISHAD
More books on upanishads
Yoga Asanas : http://sivasakti.com/articles/intro-asanas.html
Yoga Journal: http://www.yogajournal.com/poses/index.cfm?ctsrc=hg7
Hatha yoga pradipika - Swami Svatmarama: http://lib.ru/URIKOVA/SANTEM/SVATMARAMA/hyp.txt

Upanishads:
http://sanskrit.gde.to/doc_upanishhat/doc_upanishhat.html

This site is a jackpot for anyone interested in the wealth of knowledge India had in the past. (given is a link on arthashastra, but please do explore the site and also the quiz section.)

Kautilya's ARTHASHASTRA:
http://www.swaveda.com/Governance/Arthasha...rthashastra.htm (English)
http://sanskrit.gde.to/doc_z_misc_sociolog...logy/artha.html (Samskrit Arthashastra)

Site for veda lovers: (includes full length Audio of Ghanam too)
http://vedamu.org/home.asp

Sacred texts dot com : http://www.sacred-texts.com/hin/index.htm
Kapila Sankhyam:
http://www.sacred-texts.com/hin/sak/index.htm

SHAKTHI AND Shaktha: (Sir John Woodroffe - Complete book online)
http://www.sacred-texts.com/tantra/sas/

SECTION FOR CHILDREN
--------------------
Indian Fairy tales: http://www.sacred-texts.com/hin/ift/index.htm
Twentytwo Goblins : http://www.sacred-texts.com/hin/ttg/index.htm
Vikram and Vethala: http://www.sacred-texts.com/goth/vav/index.htm

Bala gokulam (for children) http://www.balagokulam.org/

Hindu Svayamsevak Sangh:
http://www.hssworld.org/homepage/html/index.html

Complete Works of Swami Vivekananda (online)
http://www.ramakrishnavivekananda.info/

Tantra:
http://www.shivashakti.com/
http://www.sivasakti.com/articles/tantra/s...akti-art37.html

Here is the Autobiography of a Yogi.. complete version online...
http://www.crystalclarity.com/yogananda/1.asp

RaghuVamsam:
http://www.geocities.com/braahmii/Raghuvam...uvamsha_1_A.htm
(You need special fonts to view the Samskrit writings.)

And the second site is Chakravarthi Rajagopalachari's (Rajaji's) Ramayana, Mahabharata etc, in English.
Ramayana : http://www.switzerinstrument.com/Rajaji-Original/ramayana/

Other works are here: http://www.switzerinstrument.com/Rajaji-Original/

Here is MS.Subbhalakshmi's ENGLISH song, written by Rajaji, and sung at the United Nations.. it's very melodious and beautiful. (Click on the MP3/Wav Button to play.) It is a real treat to hear this song..
http://www.switzerinstrument.com/Rajaji-Or...niting_roof.htm