If you sign up to the free Visual Studio Dev Essentials program then you can download and install SQL Server Developer Edition for free. This will give you Analysis Services for non-production use.
If you need Analysis Services for production use then you will have to pay for an edition of SQL Server that includes it.
Original author: https://github.com/SQL-FineBuild/Common/wiki/ 1-click install and best practice configuration of SQL Server 2019, 2017 2016, 2014, 2012, 2008 R2, 2008 and 2005.
When I give food to the poor they call me a saint. When I ask why they are poor they call me a communist - Archbishop Hélder Câmara