Alternatives to TaskExplorer

Process monitor

System monitor for the menu bar

Analysis tool for security research and malware triage

System monitoring app

Status monitoring

Monitor process activity

Displays all open files and sockets in use by all running processes

Set of CPU, memory, disk, and network monitoring tools

CPU meter menu bar app

Monitors the computer system and optimises its performance

SQL powered operating system instrumentation and analytics

System monitor for Apple Silicon with ANE, Media Engine and bandwidth tracking