See bottom for links to Plato in particular.
Perseus Project
Includes transliterated Greek texts
Internet Classics Archive
classics.mit.edu/Browse/index.html
Word search:
classics.mit.edu/Search/index.html
Online Books Page
7000 works listed, included most classics.
Thesaurus Linguae Graecae
e-Classics
Online Medieval and Classical Library
Translation Clearing House
For ordering typescripts of translations of Medieval commentators.
philosophy.okstate.edu/index.php
Project Gutenberg master index
Christian Classics Ethereal Library
Thomas Aquinas, Summa Theologiae
Jacques Maritain Center
www.nd.edu/Departments/Maritain/ndjmc.htm
Aristotle et al. section:
www.nd.edu/Departments/Maritain/aristotl.htm
Aristotle's Political Theory, Fred D. Miller, Jr.
Stanford Encyclopedia of Philosophy
plato.stanford.edu/entries/aristotle-politics
On Generation and Corruption, analysis by Theodore Scaltsas
Archelogos Projects
Secondary Sources, Perseus Project
www.perseus.tufts.edu/secondary.html
Political Philosophy:
lgxserver.uniba.it/lei/filpol/filpole/homefpe.htm
Ancient Greece
www.wsu.edu:8080/~dee/GREECE/GREECE.HTM
Muslim Scientists, Mathematicians And Astronomers, by A. Zahoor
Includes commentators Avicenna, Averroes, Al-Farabi, etc.
Boethius on Porphory
www.humanities.mq.edu.au/Ockham/x52t02.html
Aristotles Political Philosophy Page
members.tripod.com/~batesca/aristotle.html
Aristotle and Virtue Ethics
ethics.sandiego.edu/theories/Aristotle/index.asp
Internet Medieval Sourcebook
www.fordham.edu/halsall/sbook4.html
History of Ancient Philosophy, Marc Cohen
faculty.washington.edu/smcohen/320/index.html
Thomas Aquinas In English: A Bibliography
Very thorough, with links.
www.home.duq.edu/%7Ebonin/thomasbibliography.html
Tools: Thomas Instituut, Utrecht
Thorough section on Thomass expositions on Aristotle
EpistemeLinks.com: Philosophy Resources on the Internet
Philosophy at Large
Philosophy around the Web, Peter King
users.ox.ac.uk/~worc0337/phil_index.html
Internet Resources in Philosophy, Peter Milne
homepages.ed.ac.uk/pmilne/links_html/edin.htm
Weaving Through Classics Web Sites
www.quabbinlibrary.info/page7/page19/page19.html
Powells Bookstore, Chicago
Seminary Coop Bookstore, Chicago
St. Augustines Press, Dumb Ox Books, Saint Austin Press
Dumb Ox has Aquinas commentaries on Aristotle
Green Lion Press
Has translations of Aristotle with exemplary binding
Stanford Encyclopedia of Philosophy
International Encyclopedia of Philosophy, Aristotle entry
www.utm.edu/research/iep/a/aristotl.htm
Catholic Encyclopedia, Aristotle entry
www.knight.org/advent/cathen/01713a.htm
Perseus Project, Searching Tools
www.perseus.tufts.edu/cgi-bin/perscoll
A Web of On-line Dictionaries
80 dictionaries, 160 languages, including Greek
www.facstaff.bucknell.edu/rbeard/diction.html
Virtual Library, philosophy
www.bristol.ac.uk/philosophy/department/resources/virtual.html
Philosophie, bibliothèque de l'Université Laval
www.bibl.ulaval.ca/ress/phi_ress.html
Library of Congress
Society for Aristotelian Studies
Institute of Classical Studies (University of London)
The American Classical League
Society for Ancient Greek Philosophy
www.societyforancientgreekphilosophy.com
Brown Electronic Article Review Service in Moral and Political Philosophy
www.brown.edu/Departments/Philosophy/bears/homepage.html
Philosophy News Service
Plato and his dialogues by Benard Suzanne (in English and French)
Overview / Discussion group / Paul Bullen