1. Download RANCHecker archive.

2. Open Blender and go to File > User Preferences > Add-ons.

3. Use the Install Add-on from File option and select the zip archive directly.

4. Load the Add-on.

5. RANCHecker is now installed, you can use it from the toolbar in the 3D view.

To prepare your project, all you have to do now is to click on the Pack your project button, it will check your scene and create a .vub archive with all the needed files.