Atop is described as 'An advanced interactive monitor for Linux-systems to view the load on system-level and process-level' and is an app in the OS & Utilities category. There are more than 10 alternatives to Atop for a variety of platforms, including Linux, Mac, BSD, Windows and Online / Web-based. The best alternative is htop, which is both free and Open Source. Other great apps like Atop are Glances (Free, Open Source), Bashtop (Free, Open Source), Resource Monitor (Free) and psutil (Free, Open Source).
Glances is a cross-platform monitoring tool which aims to present a large amount of monitoring information through a curses or Web based interface. The information dynamically adapts depending on the size of the user interface.
Easy to use, with a game inspired menu system. Fast and "mostly" responsive UI with UP, DOWN keys process selection. Function for showing detailed stats for selected process. Ability to filter processes. Easy switching between sorting options.
Resource Monitor is a system application in Microsoft Windows operating systems. It is used to view information about the use of hardware (CPU, memory, disk, and network) and software (file handles and modules) resources in real time.
psutil is a module providing an interface for retrieving information on all running processes and system utilization (CPU, memory, disks, network, users) in a portable way by using Python, implementing many functionalities offered by command line tools such as: ps, top, df...
Sternum seamlessly embeds security into your embedded devices. With a new approach to IoT security, Sternum has built a holistic, highly scalable IoT endpoint security solution, that prevents attacks in real-time and provides on-going visibility and monitoring into the device.