Radio Silence - Radio Silence is a network monitor and firewall for the macOS. The software stops apps from making network connections. The firewall runs in the background and does not require an open window.
Advanced Task Killer - This tool is also known as ATK. It is a tool to kill applications running.
Application Monitor - Application Monitor is a program that constantly checks the processes previously chosen by the...
Restarter - Restarter is an application that automatically monitors and restarts crashed or hung programs and...
Restart on Crash - Automatically Restart Crashed Or Hanged Applications
tuPoz - Click-and-Kill. Kill & delete rogue processes in a single click.