Jekyll Calendar Plugin
Jekyll Calendar Plugin. For example, the version of jekyll itself that can be used to deploy a github page is 3.9, yet as of the time of writing, jekyll is already of version 4.2. In your site source root, make a _plugins directory.
There are six types of plugins in jekyll. A plugin to add metadata tags for search engines and social networks to better index and display your site’s content #github pages.