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  Moment.js 28 Feb 15

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  jQuery.MonthPicker 21 Jul 15

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  sumdate 10 Dec 15

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  Android-Like Date Picker 6 Jun 15

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  stamp 13 Apr 15

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  flipCountDown 13 Apr 15

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  Ruby Holidays Gem 10 Dec 15

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  Ajax Availability Calendar 13 May 15