To include a template in this category, add [[Category:Time, date and calendar templates]]
to the <includeonly> section at the bottom of the template's /doc subpage if such a page exists. Otherwise, add <noinclude>[[Category:Time, date and calendar templates]]</noinclude>
to the end of the template code, making sure it starts on the same line as the last character of the code.
This category has the following 21 subcategories, out of 21 total.