Displaying post count in Jekyll can be achieved by using the size command.
Jekyll is a very popular static site generator built in Ruby and can be used for diverse purposes like for blogs, projects and portfolios.
Display the total number of posts in a site
We can display the total number of all posts or in particular with the following code.
{{ site.posts | size }}
Post count in category
To display the number of posts in particular categories in Jekyll site, we can use CAT with size
{{ site.categories.CAT | size }}