Awwwards - Awwards focuses on web design and has an awards system that highlights exceptional design.
Material Up - Curates the best of Material Design inspiration, tools and freebies.
LinkedIn - LinkedIn is a business-oriented social networking service, mainly used for professional networking.
Initab - Initab replaces your browser's default new tab page with a dashboard of useful tools to make your job as a programmer easier.
Behance - The Creative Professional Platform.
DesignVault.io - UI interaction patterns & screenshots from the world's best digital products.