5 links
Hebcal Jewish Calendar
sourceforge.net
Complete Hebrew calendar program for Unix and Windows. Candlelighting times, holidays, Omer counts, and Torah readings. C and Perl source code available, as well as a Windows ex…
Hebrew Calendar Science and Myths
geocities.com
A collection of resources concerning the calculation of the Hebrew calendar.
Hebrew/English Calendar with Candle Lighting Times
chabad.org
Perpetual calendar for thousands of locations world-wide.
Jewish Holidays
ou.org
Dates of all major and minor Jewish holidays and fast days, with explanations, observances, and links to other articles of interest. From the OU.
Kaluach.net
kaluach.net
Online Hebrew civil calendar portal. Also receive email reminders of holidays and personal events.