UI Cloud - The largest user interface design database in the world
Platypus - Realtime server monitoring and reporting
OpsDash - All-in-one solution for monitoring servers, services, uptime and databases. Curated Dashboards. Rule-based alerting.
Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.
Qikipedia - Instant Wikipedia summary cards on any web page
autoComplete.js - Simple autocomplete pure vanilla Javascript library.