The Odyssey Index is an online reference site dedicated to albums from Adventures in Odyssey, presenting an organized catalogue that helps visitors explore the series from its classics to more recent releases. Its album directory includes 88 entries, with titles, artwork, episode counts, community ratings, and links to related AIOWiki information. Visitors can search the catalogue and sort results by title, rating, AIOWiki rating, or vote totals, as well as adjust the page size and browse between result pages.

The site displays Odyssey Index ratings and votes separately from AIOWiki ratings and votes, making it possible to compare feedback from the two sources. Album listings range from numbered releases such as Learning Curve, Never a Dull Moment, and The Green Ring Conspiracy to special collections including Passages: Darien’s Rise and The Truth Chronicles. Beyond albums, the site provides navigation to other Adventures in Odyssey topics, including club seasons, episodes, themes, characters, videos, arcs and sagas, and statistics.