shabbos
There are 4 repositories under shabbos topic.
essel-dev/jewcal
Convert Gregorian to Jewish dates with holidays and zmanim (Diaspora/Israel).
TomerFi/alexa-skill-shabbat-times
Alexa skill for retrieving the Shabbat times for various cities around the world
yisroelhoffman/Misasek
Misasek
yisroelhoffman/Squeezing-Lemons-On-Shabbos
Squeezing Lemons On Shabbos