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If you're looking for general-purpose functions, there are a variety in each programming language. For example in JavaScript you might use this https://github.com/mourner/suncalc
And in PHP you might use this http://php.net/manual/en/function.date-sun-info.php
Thanks for the feedback and the suggestion!
Our voice integration with Alexa only offers converting from Gregorian dates to Hebrew. It does not yet offer the inverse conversion. We will need to investigate how well Alexa understands non-English words like Tishrei and Chesvhan.
Regarding language translation, there already appears to be at least one Alexa skill that can do multi-lingual translations:
Follow these instructions if you no longer wish to subscribe to Hebcal in the native Calendar.app on macOS (formerly called iCal on Mac OS X).
(If you inadvertently merged the Hebcal calendar events with your personal calendar and you didn’t use the Subscription feature, use our delete Hebcal merged events instructions instead.)
Deleting a calendar subscription is easy, and it removes the entire calendar and all the events it contains from your computer.
- Select the Hebcal calendar you want to delete in the calendar list on the left side of Calendar.app.
- Choose Edit > Delete.
Here’s an example screenshot:
Hello, thank you for your message!
For Windows 10 mobile devices, we recommend exporting events from Hebcal.com to Outlook.com, then sync with your phone.
https://www.hebcal.com/home/1138/outlook-com-windows-live-jewish-calendar-download
hello, thanks for using Hebcal. We do not offer an app for Windows Mobile. Instead we suggest you subscribe to Hebcal on Outlook.com or Google Calendar, then sync with your mobile device.
https://www.hebcal.com/home/1138/outlook-com-windows-live-jewish-calendar-download
This looks like a caching issue on our end. We have adjusted our settings so the Shabbat Times javascript will be cached at most 24 hours in the future.
To add a yahrzeit calendar to Google, use a desktop/laptop computer (not a phone/tablet) and follow these instructions:
https://www.hebcal.com/home/59/google-calendar-alternative-instructions
Thanks for the message - we're so terribly sorry to hear about your misprinted cards! :-(
This error has been present out on website for several years now, and we appreciate you letting us know so we can fix it.
We will fix the website to make this easier to visualize. In the meantime you can get past and future triennial here:
Customer support service by UserEcho
Hebcal is working as designed. If a holiday begins on motzei Shabbat, there will be a Candle lighting event, not a Havdalah event. Your application will need to E modified to handle this case.