UI Cloud - The largest user interface design database in the world
Anima App - Design, get feedback, convert to code, publish, iterate.
OpsDash - All-in-one solution for monitoring servers, services, uptime and databases. Curated Dashboards. Rule-based alerting.
Sketch Repo - Collection of resources for anyone who uses Sketch
Qikipedia - Instant Wikipedia summary cards on any web page
Auto-Layout for Sketch - Responsive design for Sketch