Bodding's Santali Dictionary: Online dictionary and basic pronunciation rules for Santali.
Ceylon Online: Bidirectional Sinhala-English dictionary and a lot of information about Sri Lanka. Add your own entries and ask for translations.
Dictionary English-Sinhalese: Short Sinhala-English vocabulary list, including an introduction to the writing system.
Kapruka English to Sinhala Dictionary: Online English to Sinhala Dictionary.
Sinhala Web Based E-mail: Sinhala email service. Font independent!
Sinhala Word List: English-Sinhala word list.