Data-Driven Astrology 💫 Kerykeion is a Python library for astrology. It generates SVG charts and extracts detailed structured data for birth charts, synastry, transits, composite charts, and more.

The astrology software "Astrolog", version 8.00

Quickly produce both human-readable and JSON-formatted astrology chart data based on the Swiss Ephemeris and astro.com.

Jyotish API, Self-Hosted Vedic Astrology Calculations REST API

Astrology Calculator calculates moon's rise/set times, moon Age, moon phases and Zodiac Sign for location and time

A modern Python library for astrological chart calculation, visualization, reporting and data analysis. Built on the Swiss Ephemeris for astronomical accuracy.

Astrologer Studio is a free/libre open-source professional astrology workspace that helps astrologers manage their clients, generate precise astrological charts, and get AI-powered interpretations — all in one beautiful, modern interface.

Calculates zodiac sign from day and month.

Updated Version From Morinus 8.1.0

Analyze events through Vedic astrology - calculates planetary positions, yogas, and aspects with AI pattern detection. Processes CSV event data to reveal cosmic correlations.

Ancient Zi Wei Dou Shu (紫微斗数) Purple Star Astrology meets AI — free birth chart calculator, 108-star destiny analysis, courses, and practitioner community

A simple Python app that calculates your numerology number from your birthdate and provides a brief interpretation of its meaning. It’s a beginner-friendly project that combines numerology with basic Python programming, ideal for those interested in both fields.

本地运行的高精度星盘工作台，支持 Swiss Ephemeris 星盘计算、城市定位、时区换算、图表展示与导出。

The legendary Swiss Ephemeris, patched using a C++ thread pool executor for massively parallel calculations

Astronomical calculations required for astrological software

An advanced AI-powered astrology platform that predicts detailed insights about your future spouse using Vedic astrology principles, Nakshatras, planetary positions, house lords, and birth chart analysis.

Home Assistant custom integration for astrological natal charts and transits, connecting to the Flatlib API Add-on. Provides data for automations and LLM interpretation.

Moon phase and sign calculator

Computes Polyamorous Zodiac Love Compatibilities

Astronomical cycle and aspect calculator — planetary transits, synodic cycles and harmonic index. Pure HTML/JS, no dependencies.