Shape-it

($7)
blendermarket.com/products/shape-it
xanestudios.gu...
Shape-it is a package for 3D Artists, MotionDesigners and Graphic Designers (see graphic design and video applications at bottom)
It comes with the following
1. Addon : Asset Importer, Shape to Balloon, Cloth Pinning
2. 100+ 3D Motion Elements
3. 35+ Animation Presets
4. Simple Shaders for Motion Design
5. DynaString
6. PNG Sequences of all shapes for video (Metal and Glass)