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Top HOLIDAY GitHub Repositories & Tools (2026)

Discover the most starred and trending open source tools tagged with #holiday.

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4 matching projects · updated Sep 29, 2026 How we rank ↗

#1 TRENDING 24pullrequests/24pullrequests Ruby 2012

:christmas_tree: Giving back to open source for the holidays

◇ community ◇ holidays ◇ open-source ◇ opensource

534 ↑ +1 today

#2 TRENDING nager/Nager.Date C# 2014

Easily access public holidays for 200+ countries via .NET, REST API, Docker, or NuGet for online and offline use.

◇ bank-holidays ◇ calculate-holidays ◇ calendar ◇ calendar-api

216 ↑ +1 today

#3 TRENDING zendesk/biz Ruby 2015

Time calculations using business hours.

◇ computation ◇ dates ◇ holidays ◇ ruby

23 ↑ +1 today

#4 TRENDING hebcal/hebcal Go 2013

A perpetual Jewish Calendar

◇ calendar ◇ hebcal ◇ hebrew-calendar ◇ hebrew-date

48 ↑ +1 today

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