SQL Server 2014 Developer Edition is now available as a free download for Visual Studio Dev Essentials members. SQL Server Developer Edition is for development and testing only, and not for production environments or for use with production data.
Visual Studio Dev Essentials is Microsoft’s most comprehensive free developer program ever, with everything you need to build and deploy your app on any platform, including state-of-the-art tools, the power of the cloud, training, and support.
SQL Server 2014 Developer Edition offers the full feature set of SQL Server 2014 Enterprise Edition, and allows you to build almost any kind of data solution on top of SQL Server.
SQL Server 2014 delivers mission critical performance across all workloads with in-memory with in-memory built-in, faster insights from any data with familiar tools, and a platform for hybrid cloud enabling organizations to easily build, deploy, and manage solutions that span on-premises and cloud with the ability to delive peace of mind with the fewest security vulnerabilities of any enterprise database six years in a row.
SQL Server Developer Edition does not include a licensed OS, such as a license for Windows 10 included on a new laptop.