This was an excellent tool for beginner 2D animators with fundamentals of keyframes and tweening built-in. More powerful animators could use Actionscript and a

This was an excellent tool for beginner 2D animators with fundamentals of keyframes and tweening built-in. More powerful animators could use Actionscript and audio tracks to create entire presentations. It was fast on slow connections and supported many browser features. Macromedia Flash no doubt built Newgrounds into a behemoth of animated content. To think it all really started from the gerbil in a microwave and the frog in a blender (both with attitudes) spreading like wildfire through email forwards (Joe Cartoon.)