The Gnostic Society Library's Hermetic archive places the Corpus Hermeticum online with G. R. S. Mead's translation, tract-by-tract navigation, commentary, and text-only versions designed for reading rather than platform engagement.
Nancy E. Shaffer's All Things Philosophical turned Buffy and Angel fandom into a serious, funny, deeply indexed discussion of ethics, metaphysics, religion, politics, and mythology years before fandom wikis became normal.
John Opsopaus's online Pythagorean Theology project turns a dense personal study of ancient philosophy, ritual, symbolism, and later esoteric interpretation into a deeply linked old-style web text.
Paul Burgess's personal site, online under its current domain since 2001, preserves essays, fiction, interests, semiotics material, and the kind of personal intellectual miscellany that once made a homepage feel more like a room than a profile.
Bernard Suzanne's Plato and His Dialogues has been online since 1996, combining chronology, maps, indexes, translations and a personal theory about how Plato's works fit together.
The Friesian School's History of Philosophy page sprawls across hundreds of linked essays, quotations, timelines and side topics in the dense hand-built style of the independent scholarly Web.