1.date-fns / date-fns⏳ Modern JavaScript date utility library ⌛️javascriptdatemodulesutilitiesnodejstime+2 moreTypeScriptNo license37K total2.1K forks+132 starsfrom 36,527 · score 4.89
2.flatpickr / flatpickrlightweight, powerful javascript datetimepicker with no dependenciesdatetimedatetime-pickerdatepickertimepickerdaterangedate+1 moreTypeScriptMIT16K total1.5K forks+33 starsfrom 16,427 · score 3.53
3.formkit / tempo📆 Parse, format, manipulate, and internationalize dates and times in JavaScript and TypeScript.datedate-formattingdatetimejavascripttimetime-formatting+1 moreTypeScriptMIT2.6K total39 forks+5 starsfrom 2,582 · score 1.79