Sketch Repo - Collection of resources for anyone who uses Sketch
FoundersBook.co - #1 platform for founders and early-stage startups to ideate, build and launch their startups.
Anima App - Design, get feedback, convert to code, publish, iterate.
Nawvel - Nawvel is a handy-dandy library of tried, tested & curated resources.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
The Starter Kit - Curated resources for web developers and visual designers