A little while ago, Ancient Best dropped the NonCommercial license they were using for art and assets and are now DFSG-free.
Facebook announcement about Ancient Beast's license change
The game runs in HTML5 and is a turn based strategy in early, active development. It is supposed to run on low-spec computers.
Ancient Beast Battle Mock-Up
Their 1.4 G repository of concepts, drawings, mockups, audio files and 3d models is impressive:
Ancient Beast Concept Art
Ancient Beast Icons
More can be seen in the official gallery
You can support the project through PayPal, Bitcoin and Flattr here.