This release includes the new Hammer editor.

The moment that many a mod maker and custom content creator have been waiting for is here. Half-Life: Alyx now has a beta release of Workshop content and Editor tools that anybody can make use of. This means that as of today, custom content built off of the Half-Life: Alyx version of Source can be created and shared with the world via the Steam Workshop.

Creators can make everything from a new VR physics sandbox, their own Rube...