• The latest features and API requires Xcode 8.3 and the bundled macOS SDK;
  • Apple Xcode 8.3 requires a Mac running OSX 10.12 (Sierra) or newer;

What's New

This release is built upon our open sourced SDK, using the d15-4 branch and is based on Mono 5.2 (2017-04).

This is mostly a bug fix releases as most engineering efforts are to support Xcode 9 this fall.

Bug Fixes

  • 56452 - [jit] Optimize ldloc+ldfld operations for valuetypes, so they don't require making a copy of the valuetype

API diff

The following documents contains a complete list of the API changes since our previous stable release:

Xamarin Workbook

If it's not already installed, install the Xamarin Workbooks app first. The workbook file should download automatically, but if it doesn't, just click to start the workbook download manually.