Canva Pro - Millions of design assets, templates and images all in one
UI Garage - Specific mobile and web design patterns for your inspiration
Creative Market - Buy and sell handcrafted, mousemade design content like vector patterns, icons, photoshop brushes, fonts and more at Creative Market.
Muzli - UI/UX and Design Inspiration Chrome Extension
Pixelify - A new way to download and share free design assets
Design Hunt - Curated design inspiration for everyone