Selenium - Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily, it is for automating web applications for testing purposes, but is certainly not limited to just that.
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.
DevTest - Test management solution for efficient quality assurance
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.
Beta Testing - Beta Testing is an all-in-one feature-rich technical testing solution created to help small to large size businesses test and enhance their products through insights.
Zabbix - Track, record, alert and visualize performance and availability of IT resources