o NEW! Powerful scriptable animation editor 强大的脚本化动画编辑器
o NEW! Platform specific sprite collections 特定平台的精灵集合
o NEW! Full Unity4 support 支持Unity 4.0
o Non-rectangular and sliced sprites 非矩形切片精灵
o Fire & forget atlasing system. Atlases will be automatically regenerated when source files change
o Pixel perfect rendering