Centre for the Study of Ancient Documents
The Centre for the Study of Ancient Documents was established in 1995 under the auspices of Oxford University's Faculty of Literae Humaniores.
http://www.csad.ox.ac.uk/index.html

Stoa Consortium
The Stoa Consortium provides a venue for the exploration of innovations in scholarly communication, with a focus on Classics and Classical Archaeology.
http://www.stoa.org/

The Internet Classics Archive
Provides 441 online works of classical literature with a powerful search facility. A booklist links directly to relevant pages in online bookshops.
http://classics.mit.edu/