Microsoft announced a great deal at the 2015 Build developer conference, from the new cross-platform Visual Studio Code IDE, to news on Azure, Windows 10, Cortana, and its next-generation browser. Build isn’t all about Microsoft itself, though, as the companies making up the third-party developer-tooling ecosystem around Microsoft products also rolled out updates, new features and services of their own.

(Related: Microsoft introduces free cross-platform Visual Studio Code IDE at Build)

Xamarin announces new mobile and wearable development capabilities
Enterprise mobile development tool provider Xamarin announced expanded Visual Studio support for Android, iOS and Windows developers for Apple Watch app development. The company is also extending its existing SDK support to Android Wear and Microsoft Band application development.

Xamarin also took the opportunity at Build to announce the general availability of Xamarin.Forms support for Windows 8, and a private beta for Windows 10 universal apps.

SOASTA releases Continuous Integration tool for Visual Studio Online
Performance analytics company SOASTA has unveiled a new Continuous Integration solution, extending its CloudTest and TouchTest functional testing tools to Visual Studio Online development.

The integration gives Visual Studio Online developers access to the company’s load and performance testing tools within the Continuous Integration process for Web and mobile applications. The CI tooling integration also enables the use of end-to-end performance analytics.

ProfitBricks launches .NET SDK for IaaS API
Coinciding with Build, cloud infrastructure provider ProfitBricks launched a software development kit for the .NET library.

The SDK gives developers access to the all functionality found in the company’s Infrastructure-as-a-Service SOAP API, and expands ProfitBricks’ support for developers who work with Microsoft technology. The .NET SDK joins ProfitBricks’ recently released Node.js and Ruby SDKs integrated with the company’s REST API.