What data sources can Power BI connect to?

The list of data sources for Power BI is extensive, but it can be grouped into the following:

Files: Data can be imported from Excel (.xlsx, xlxm), Power BI Desktop files (.pbix) and Comma Separated Value (.csv).

Content Packs: It is a collection of related documents or files that are stored as a group. In Power BI, there are two types of content packs, firstly those from services providers like Google Analytics, Marketo, or Salesforce, and secondly those created and shared by other users in your organization.

Connectors to databases and other datasets such as Azure SQL, Database and SQL, Server Analysis Services tabular data, etc.