UI Movement - The best UI design inspiration, daily
UI Cloud - The largest user interface design database in the world
Muzli - UI/UX and Design Inspiration Chrome Extension
Reactive Search - UI components for building Amazon / Yelp like Search
UI Jar - Hand-picked design inspiration for your real life projects
OpsDash - All-in-one solution for monitoring servers, services, uptime and databases. Curated Dashboards. Rule-based alerting.