Arabic language and literature
Sakhr Dictionary (Arabic script)
Princeton Online Arabic Poetry
Alwaraq textual database (IE 5.0)
Near Eastern booksellers (Cambridge University Library site)
Persian language and literature
Steingass's Comprehensive Persian-English Dictionary
Dehkhoda and Mo`in dictionaries (searchable)
Dehkhoda's Lughat-nameh (separate site)
Dr. Karimi-Hakkak's Persian Tutor CD
Persian Literature
Persian, not Farsi
Urdu language and literature
Platts' Dictionary of Urdu, Hindi, and English