4Literature.net: Sophocles: E-texts of prose translations of the plays, by R. C. Jebb.
About.com: Sophocles: Introduction to the author, with links to Greek and English e-texts of his works and to study guides.
LiteratureClassics.com: Sophocles: Essays on Sophocles' tragedies, e-texts of his works, a biography and links to related sites and resources.
Sophocles: A biography of the Greek dramatist; includes a list of related links.
Sophocles (c. 496-406 B.C.): Biography of Greek playwright Sophocles, plus links to all of his works currently in print.
Sophocles and His Tragedies: Biography of ancient Greek dramatist Sophocles and analysis of his poetic qualities.
Sophocles Forum Frigate: Discussion forum and live chat devoted to Sophocles.
Sophocles: Monologues: An index of monologues by the Greek dramatist Sophocles.
Sophocles: Poems: An index of poems by the Greek dramatist Sophocles.
Sophocles: Rivendell's Drama Page: Biographical information, online articles and text histories on Greek playwright, Sophocles.