# BaziTools.com — Classical Chinese Metaphysics & Astronomical Ephemeris Observatory

> BaziTools.com is an authoritative, deterministic Chinese Metaphysics platform offering 5-Gate True Solar Time Four Pillars of Destiny (BaZi / 生辰八字) charting, 78-Pair 6-Mode Synastry Compatibility, Zi Wei Dou Shu (紫微斗数) 12-Palace Astrolabes, Eight Mansions Feng Shui Kua & 2026 Flying Stars, I Ching 64 Hexagrams, and Tong Shu (通书黄历) Auspicious Date Selection.

## Core Calculators & Workstations
- [BaZi Four Pillars & True Solar Time Calculator](https://bazitools.com/): Calculates Year, Month, Day, and Hour Pillars with Geographic Longitude Offset, 6-Term Meeus Equation of Time, Historical DST, Early/Late Zi-Hour switch, Weighted Hidden Stems (1.0/0.7/0.5), 10-Year Da Yun, 80-Year Life Curve SVG, and BZTI (MBTI × BaZi) 16-Personality Crossover.
- [78-Pair BaZi & Zodiac Compatibility Workstation](https://bazitools.com/compatibility): Evaluates all 78 unordered Earthly Branch combinations across 6 relationship modes (Romance, Besties, Co-Founder Business, Parent-Child, Workplace, In-Laws) plus Dual-Chart Four Pillars Synastry.
- [Zi Wei Dou Shu 12-Palace Astrolabe Calculator](https://bazitools.com/zi-wei-dou-shu): Plots 14 Major Stars and Four Transformations (Si Hua) across the 12 Life Palaces using the Lunar calendar.
- [Feng Shui Kua Number & 2026 Flying Stars](https://bazitools.com/feng-shui-kua): Calculates personal Eight Mansions Kua Number (East/West Group, 4 Auspicious & 4 Inauspicious directions) and displays the 2026 Bing-Wu Xuan Kong 9-Palace Flying Stars grid.
- [BaZi Five-Element Chinese Name & Cinnabar Seal Studio](https://bazitools.com/chinese-name-generator): Generates authentic Chinese names balanced by Xi Yong Shen (Favorable Elements) and Kangxi Dictionary stroke counts, with downloadable SVG Cinnabar Seal Stamps and links to [ChineseWorkSheet.com](https://chineseworksheet.com) stroke-order practice sheets.
- [BaZi Birth-Time Rectification Tool](https://bazitools.com/bazi/birth-time-rectification): Generates all 12 candidate Hour Pillars via the Five-Rats-Hunting Formula (五鼠遁) to help users born near Shichen boundaries or with unknown birth times identify their true Hour Pillar.

## Structured Encyclopedias (279 Static Canonical Pages)
- [10 Heavenly Stems / Day Masters (十天干日主)](https://bazitools.com/day-master): Jia Wood, Yi Wood, Bing Fire, Ding Fire, Wu Earth, Ji Earth, Geng Metal, Xin Metal, Ren Water, Gui Water.
- [60 JiaZi Pillars & Na Yin Melodic Elements (六十甲子纳音)](https://bazitools.com/pillars): Complete #1 Jia-Zi to #60 Gui-Hai sexagenary cycle reference.
- [10 Gods / Shi Shen (十神)](https://bazitools.com/ten-gods): Friend, Rob Wealth, Eating God, Hurting Officer, Indirect Wealth, Direct Wealth, Seven Killings, Direct Officer, Indirect Resource, Direct Resource.
- [Stem & Branch Interactions (刑冲合害破)](https://bazitools.com/interactions): Five Stem Combinations, Four Stem Clashes, Six Branch Harmonies, Three Harmonies, Three Directional Alliances, Six Clashes, Three Punishments, Six Harms, Six Destructions, Void Emptiness.
- [10 Symbolic Stars / Shen Sha (神煞)](https://bazitools.com/stars): Tian Yi Nobleman, Peach Blossom, Traveling Horse, Wen Chang Literary Star, Lu Shen Prosperity, Yang Ren Goat Blade, Hua Gai Canopy, Hong Luan Red Phoenix, General Star, Kong Wang.
- [12 Chinese Zodiac Earthly Branches (十二地支生肖)](https://bazitools.com/zodiac): Rat, Ox, Tiger, Rabbit, Dragon, Snake, Horse, Goat, Monkey, Rooster, Dog, Pig (with 2026 Bing-Wu Fire Horse Tai Sui forecasts).
- [I Ching 64 Hexagrams & 3-Coin Oracle (周易六十四卦)](https://bazitools.com/i-ching): Complete #1 Qian to #64 Wei Ji King Wen sequence.
- [Tong Shu Almanac & 6 Ze Ri Events (通书黄历择日)](https://bazitools.com/almanac): Marriage, Business Opening, Moving House, Contract Signing, Travel, and Haircut & Wellness dates.
- [12-Branch TCM Meridian Organ Clock (子午流注)](https://bazitools.com/meridian-clock): 24-hour circadian organ flow mapped to Five Elements.
- [5-Gate True Solar Time Methodology](https://bazitools.com/methodology): Mathematical specification of our astronomical ephemeris algorithms.