Welcome to the
Yi Jing Library.

The I Ching – Yi Jing Library is the world’s leading app for working with the Book of Changes.

Latest News

April 2024

In the last 1 1/2 years, we have continually worked to improve the usability and looks of our app, which now offers a smoother experience for managing your Yi Jing questions and research than ever before. We have added Bradford Hatcher to our already long list of commentaries, and we are working on adding more.

Latest News

We have also translated our app for Italian, Japanese, Korean, and Indonesian users.

For further details, please consult the release notes in the “About” screen inside our app or on this web site under “Home – Archive”.