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.
Audacity - Audacity is a free and open-source audio production software suite that includes a surprising array of editing tools and recording systems.
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.
Spek - Spek helps to analyse your audio files by showing their spectrogram.
Zabbix - Track, record, alert and visualize performance and availability of IT resources
SoX - Sound eXchange is a command line utility that can convert various formats of computer audio files...