How to organize large Shiny apps?

Question

What are the best practices to organize larger Shiny applications?
I think best R practices are also applicable to Shiny.
Best R practices are discussed here: How to

Answer 1

Now there is also the golem package that provides a framework for organising shiny code. It mainly uses modules, but also provides a structure for how to organise e.g. helper functions and css/javascript files. There is also an accompanying book.