We released SQL Query Store Optimizer v1.1.
This release supports Microsoft SQL Server 2017.
The download files are available at "https://www.idera.com/productssolutions/freetools/sql-query-store-optimizer/registrationform".
The version numbers and dates of the latest releases of the free tools are available at "http://community.idera.com/free-tool-forums/f/forum/23176/kb-what-are-the-latest-versions-and-release-dates-of-the-free-tools".