No, these aren't cards to send to friends and family but rather inspiring ideas and things to do on a variety of Jewish holidays.
You can download cards on the following holidays.
Rosh HaShannah
Yom Kippur
Sukkot
Simchat Torah & Shemini Atzeret
Chanukah
Passover
Yom Hazikaron/Yom Ha'atzma'ut
Purim
Birkat HaChammah(The Blessing of the Sun)