https://www.techtimes.com/articles/158451/20160514/microsoft-sunrise-calendar-shutting-down-here-are-the-best-alternatives.htm
Sunrise Calendar used to be the go-to choice for productivity and scheduling, but the app will be discontinued this summer. We compiled a list of alternative...
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https://github.com/scottnonnenberg/suncsv
Generates sunrise and sunset calendar items in CSV form for import to your favorite calendar program. - scottnonnenberg/suncsv
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https://www.imore.com/take-control-trello-notifications-sunrise-calendar-iphone-and-ipad
Sunrise Calendar isn't a replacement calendar app for me. That spot is currently occupied by Fantastical 2 on both my iPhone and my iPad. Sunrise Calendar is,...
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https://www.macrumors.com/2013/02/19/sunrise-redesigns-the-calendar-experience-on-ios-integrating-facebook-linkedin-and-google-calendars/
Sunrise Calendar is a smart calendar app that was designed by former Foursquare engineers to incorporate social networking and event information from...
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