How To Prevent Content Displaying In A Jekyll Development Environment

To detect the environment in Jekyll liquid templates, jekyll.environment variable contains the current environment.

For example, to avoid showing post tags in development:

{% if jekyll.environment == “production” %}

 {{ post.tags }}

{% endif %}

https://simpleit.rocks/ruby/jekyll/tutorials/how-to-prevent-content-displaying-in-a-jekyll-development-environment/