Download aliyah-by-aliyah breakdown of Torah readings for Shabbat

Posted by & filed under Torah Readings and Sedra Schemes.

Leyning coordinators can download these Comma Separated Value (CSV) files and import into Microsoft Excel or some other spreadsheet program. These spreadsheets contain the Torah readings for the current year and 5+ years into the future. Download Full Kriyah and Triennial spreadsheets Note that in September 2013, we replaced the large multi-year fullkriyah.csv file with… Read more »

When do the Holidays begin?

Posted by & filed under Observance.

All Jewish Holidays begin the evening before the date specified. This is because the Jewish day actually begins at sundown on the previous night. Sometimes, for clarity, the Erev Holiday is also included.

What does CH”M mean?

Posted by & filed under Observance.

CH”M is an abbreviation for Chol Ha-Mo’ed. Chol Ha-Mo’ed are the intermediate days of Passover and Sukkot, when work is permitted.

Displaying Shabbat candle-lighting times on your website

Posted by & filed under Developers, APIs, RSS Feeds, Source Code.’s Add Shabbat Times to your Website tool lets you create custom HTML tags to which display weekly candle-lighting times directly on your web page. The result looks something like this: Shabbat times for Chicago, IL Candle lighting: 4:08pm on Friday, 02 January 2004 This week’s Torah portion is Parashat Vayigash Havdalah (72 min): 5:39pm… Read more »

Microsoft Outlook Internet Calendar – delete Hebcal Jewish calendar from Outlook 2007, Outlook 2010

Posted by & filed under Download - Microsoft Outlook, Download - removal.

To remove an Internet Calendar Subscription from side-by-side view, clear the check mark for the calendar in the Navigation Pane. To remove the Internet Calendar Subscription from the Navigation Pane, right-click the calendar name, and then click Delete calendar name. Internet Calendar Subscriptions can be added, changed, or removed from the Account Settings dialog box…. Read more »

Printing out Hebcal Jewish calendars

Posted by & filed under General.

Pages generated by the Interactive Jewish Calendar can be printed very easily on standard 8.5×11″ paper. Just try “Print Preview” and you’ll see what it looks like. You can print out an entire year at a time and each month will end up on a separate sheet. To print other sizes, we recommend and importing… Read more »

I’m a programmer. Can I see the source code?

Posted by & filed under Developers, APIs, RSS Feeds, Source Code.

Yes. The code is freely available under the terms of The BSD License. Download from depends on, currently a fork of the mainline repository. The only difference between the main hebcal/hebcal program and the mjradwin fork is the use of a different sunrise/sunset algorithm that supports Olson tzdb timezones

Microsoft Outlook CSV – delete Hebcal Jewish calendar from Outlook 97, 98, 2000, 2002, 2003

Posted by & filed under Download - Microsoft Outlook, Download - removal.

When hebcal exports to CSV format, it puts the text “Jewish Holidays” in the Location field. That is there to make it easy to remove entries from your calendar if you got the wrong settings. For example, if you were using candle-lighting times but entered the wrong zip code, you could follow these instructions to… Read more »