What is the relationship between Blazor and Microsoft in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

We also launched new releases of our Dev Tools products, extending our lead and providing the first and most comprehensive set of native development tools for Microsoft Blazor and of Sitefinity, our market leading digital experience platform.

Answer: developer