Omniglot

http://www.omniglot.com/
Omniglot is a guide to the languages, alphabets, syllabaries and writing systems of the world. This guide presents all major alphabets, syllabaries and other writing systems. It also includes information on languages and links to other online language resources. It is divided in categories such as Abjads, Alphabets, Syllabic alphabets, Syllabaries, Semanto-phonetic scripts, Undeciphered, Alternative, Your scripts, A-Z index, Direction index, Language index.