Questions about the use of Blender, the open source 3D modelling software, in the context of game development. Questions involving issues strictly with Blender itself (e.g. modeling) are off-topic here and must be posted on the relevant Stack Exchange site, Blender.SE.
Blender is extremely popular among enthusiasts and has started to be taken seriously in production too. It has been used in the movie 2012 and numerous commercials. It is now maintained by Blender Foundation, which is a non-profit organization. Blender Foundation frequently undertakes development of challenging and high quality open source movies which allows accelerated development of Blender.
This tag should be applied to questions relating to using Blender in the context of game development, like using exported models. Questions regarding the program and its use are off-topic here and must be asked on Blender.SE, the official Stack Exchange site for the Program.