The open observatory
Every free instrument, one room.
14 calculators across the world's traditions — computed from your exact birth details, free, no sign-up. Each one is a single page of a much larger book.
Vedic & Jyotish
Computed the traditional way — Lahiri ayanamsa, real ephemeris.
East Asian Traditions
Four Pillars, Kua numbers and the animals of the years.
Numbers & Cycles
Numerology, biorhythms and the long clocks of Saturn.
Charts & Bonds
Western charts, Human Design, and how two people fit.
This was one page of your chart
The full edition is built from your exact birth minute — not your sign.
Nine traditions, one personal daily edition. Free to see — no account needed in the app.