Additional SQL Server features and topics not covered by specific categories
You could start using the free Express Edition: https://www.microsoft.com/en-us/sql-server/sql-server-downloads
Database size limit is 10 GB; but that is much more the Excel can handle.
To import existing Excel data you can use the Import/Export Wizard of SSMS:
https://learn.microsoft.com/en-us/sql/integration-services/import-export-data/import-and-export-data-with-the-sql-server-import-and-export-wizard?view=sql-server-ver15