Welcome to the
Yi Jing Library.

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

The intelligent database with extensive commentaries on Yi Jing
Already over 4'000 pages of texts and commentaries in the library
All text passages and interpretations of your question at your fingertips
Your smartphone or tablet displays all information, even when you are on the move
Customizable user interface, multilingual navigation, large selection of fonts
Wilhelm and Baynes translations already included
Many additional commentaries available for purchase in the in-app shop
Published for the first time: a completely new commentary on the dynamics of the Yi Jing
Published for the first time: the first Latin translation of the Yi Jing in electronic form
Published for the first time: James Legge’s commentaries in the structure of the Wilhelm translation
New commentaries are constantly added to the library
Comparisons between commentaries
Collection of frequently asked questions and answers about the Yi Jing
Secure archiving of all your questions and answers
Share questions and answers with friends
Offline mode: The app works without internet connection.
Mac version from 2021
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Latest News

June 22, 2020

A version for ARM Macs is planned for the beginning of 2021.

July 11, 2020

Publication of the first public release: Version 3.0

  • A complete product with already 10 (ten) Yi Jing works that were digitized by us
  • The Yi Jing can be consulted automatically or manually, the answer hexagrams can be interpreted and analyzed.

Latest News

July 13, 2020

Planned features for the next release:

  • Concordance function: It shows where in the Yi Jing a certain character is used.
  • Export/Backup of user information