UI Movement - The best UI design inspiration, daily
Material Up - Curates the best of Material Design inspiration, tools and freebies.
Muzli - UI/UX and Design Inspiration Chrome Extension
Initab - Initab replaces your browser's default new tab page with a dashboard of useful tools to make your job as a programmer easier.
UI Jar - Hand-picked design inspiration for your real life projects
DesignVault.io - UI interaction patterns & screenshots from the world's best digital products.