Jason Cockington makes several recommendations of external tools for Power BI Desktop:
The External Tools ribbon is a feature that has been available in Power BI Desktop since the July 2020 release. This feature should be considered essential to anyone who is regularly working in the Power BI space. In this article I recommend my top five External Tools, that I consider essential to any Power BI developer.
Read on for the recommendations. I regularly use two of the five but these do look good.