Base UI is impressive Design System consist of 180 screens, supercharged with nested Nested Symbols and Predefined Text-Styles. It’s a great tool for playing around with flow and ideas, that activates design thinking like nothing else. With a Base UI Framework you access a huge arrangement of everything you need to design and prototype in Sketch.
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InVision
Invoice generator
InVision
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Pros:Detailed and very well designed screens, cool symbols organization. and typography.
Cons:None for me