What Sketch plugins do you use at work?

Question

Layouts and prototypes

Of course, it all depends on your goals and your profit.
I propose to collect a collection of the most popular and necessary plug-ins for work, which have proven themselves in the global community of developers / designers.
Please write your specialization, what you are aiming for and what plugins for SKETCH you use (brief description, price, version).
Thank you. It will be interesting to collect statistics and focus on the profit of superspecialists.

Answer 1

Auto Layout is the smartest for layout of objects.
Craft - integration with Invision.

Answer 2

Yearly video with plugins