If you want to add tags to your Jekyll blog but found out that it is simply not supported by Github pages. You are at the right place here.
It is true that Github pages do not support customized Ruby plugins for Jekyll site. It is also true that the great jekyll-tagging is not one of Github default jekyll plugins.
As a result, we need to implement Jekyll tagging without plugins, it sounds hard, but here is a step-by-step guide to achieve so.
I might finally have use for all these invisible tags I’ve been adding to the website.. 😎