Knowledge base
Plain-language notes on the pieces a chart is made of. The long-form articles are currently written in Chinese; the English editions are being prepared.
The fourteen major stars
What each major star is usually taken to describe, and how it changes by palace.
The twelve palaces
Each palace covers one area of life. Empty palaces borrow from the opposite palace at reduced weight.
The four transformations
Hua Lu, Hua Quan, Hua Ke and Hua Ji mark where resources, control, visibility and friction land.
Drawing a chart
What the inputs mean, why true solar time matters, and how to read the result without over-reading it.
Article links open the Chinese editions. They are listed here so the English site has a single entry point; the English texts are part of the next release.