The Mixed Reality Toolkit (MRTK) Contributors maintain the latest version for the Mixed Reality Toolkit for Unity project. This organization consists of two primary repositories.
The Mixed Reality Toolkit MVG repository holds governance documentation for the Mixed Reality Toolkit Steering Committee. The Steering Committee oversees all projects within the Mixed Reality Toolkit Organization.
The Mixed Reality Toolkit for Unity repository holds the third generation of the Mixed Reality Toolkit for Unity. The latest version of the MRTK can be found here.