Official version When our evolvable metamodel is finished, we will provide latest official version of UFO on this page… Stay tuned! Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Telegram (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pocket (Opens in new window)Click to print (Opens in new window)