Free Tweening Engine for Animators

Hi Envato users/members. Today i want share FREE (best for we’re/you’re) stable animation/tweening engine for animators.
Here link: https://github.com/dalisoft/Unim.js and have some demos for start.
I think it’s good to make some things easy.
Just dev’s DONT COPY source code as mentioned in repo LICENSE.
If you think, it’s SPAM, just IGNORE this.
Thanks!