One of the most powerful and simple tools that I have found to aid my Joomla development over the last few years has been Sourcerer. This great plugin makes it possible to add custom php code inside any content item in Joomla. This makes it so that if you could solve the problem by running a short PHP script, you don't have to build out an entire component or module to do so. So lets say I wanted to run:
echo date('l d F Y');
Now I can simply run it inside of my article content like this:
Sunday 08 December 2019
This tool can allow you to quickly build out a prototype and play with some ideas.