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.
VisualVM - VisualVM is a visual tool integrating several commandline JDK tools and lightweight profiling...
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.
ANTS Memory Profiler - ANTS Memory Profiler is a .
Zabbix - Track, record, alert and visualize performance and availability of IT resources
JConsole - Provides information about performance and resource consumption for Java applications.