tithi_engine 1.0.2

Accurate Vedic tithi, lunar month, and festival date calculator for any city worldwide. Pure Dart, no dependencies, 200-year accuracy (1900–2100).

Changelog

1.0.0

• Initial release
• Tithi calculation: date → tithi number, name, paksha, lunar month
• Festival dates with muhurta rules (nishita, madhyahna, pradosh, sunrise)
• Month resolution: adhika/kshaya detection, Purnimant & Amant systems
• Date finding: tithi → Gregorian date(s) in any year
• 157 supported cities with per-city sunrise corrections
• 200-year accuracy (1900–2100), validated against Swiss Ephemeris

1.0.2

• Expand city coverage from 157 → 209 cities worldwide
• New regions: Pakistan (3), Caribbean (5), Africa (7), Europe (12), Americas (12), Asia (4), Oceania (3)
• All new cities verified 100% accurate against Swiss Ephemeris (1900–2100)

1.0.1

• Export additional symbols: getPaksha, tithiInPaksha, calculateTithi, convertMonth