Loggr - Loggr offers cloud-based, real-time Web Application Monitoring, which includes monitoring application events and users with ad-hoc analytics and notification system.
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.
Circonus - Circonus combines multiple monitoring, alerting, event processing, and analytics tools into one unified solution.
Graylog - Graylog is an open source log management platform for collecting, indexing, and analyzing both structured and unstructured data.
Mixpanel - Mixpanel is the most advanced analytics platform in the world for mobile & web.
10Duke Enterprise - Powerful cloud-based licensing solution designed for fast-growing software businesses looking to scale up software licensing & minimize friction.