kollavarsham (npm): Convert Gregorian date to Kollavarsham date and vice versa
Keywords: kollavarsham|malayalam|calendar|malayalam era|gregorian calendar|hindu calendar|solar calendar|lunar calendar|sidereal calendar|chingam|kanni|thulam|vrischikam|dhanu|makaram|kumbham|meenam|medam|idavam|mithunam|karkitakam|kollavarsham-calendar|malayalam-calendar