Ken Sigel

Checklist Design — The best UI and UX practices for production ready design

ColorSpark for Sketch — Discover unique colors and gradients directly in Sketch.

Cool Backgrounds — Create fast, one-of-a-kind hero images for blogs & websites

Sketch Isometric Plugin — Generate isometric views from artboards and rectangles

Refined Twitter — A browser extension that improves the Twitter experience

Rainway — Play your favorite PC games from any web enabled device

Designercize — Retro prompt generator for whiteboard design practice

Flowkit — Sketch library for user flows/content maps/annotations