Reza Rad covers a multitude of formats:
Power BI files come in multiple formats. If you have been working with Power BI Desktop for a while, you probably know the PBIX format well. But there are other formats too: PBIT, PBIP, and PBIR. The last two are more recent additions, and there is also a language called TMDL (Tabular Model Definition Language) that comes with its own file type.
In this blog post, I am going to explain the differences between all of these formats, why each one exists, and which one you should use for your scenarios. I will also show you, through a practical demo, what PBIP looks like and how you can use it to make your development process significantly better.
Click through for the video and article.