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.
Salesflare - Simply powerful CRM. Automates your data to build better relationships and make more sales.
AppDynamics - Get real-time insight from your apps using Application Performance Management—how they’re being used, how they’re performing, where they need help.
17hats - The all-in-one business system for entrepreneurs.
Zabbix - Track, record, alert and visualize performance and availability of IT resources
LinkPoint Connect - LinkPoint Connect: Desktop Edition for Salesforce links the work you do in your email to the records you need to update in the CRM.