Latinxs Who Design - A directory of thriving Latinxs in the design industry.
Sketch Talk - A community for Sketch users of all skill levels
Designer Hunt - A place to follow & learn from talent designers.
SketchCasts - A weekly screencast, all about how to use Sketch
Women Who Design - A twitter directory of accomplished women in design
Sketch 101 by Designlab - Learn Sketch in this free course w/ downloadable templates