Replacement for cal/ncal written in raku

Conversions from / to the Baháʼí calendar

Conversions from / to the Baháʼí calendar

Conversions from / to the Hebrew calendar

Conversions from / to the Hebrew calendar

conversions from/to the Maya calendar and from/to the Aztec calendar

conversions from/to the Maya calendar and from/to the Aztec calendar

Conversions from / to the Persian calendar

Conversions from / to the Persian calendar

formatting any Date object or Date::Calendar::whatever object with 'strftime'