Processes is described as 'power tool to help you monitor and control the processes running on your Mac. It provides both a wide overview of the activity on your system, while also allowing you to drill-down to the inner workings of each individual process' and is an app in the OS & Utilities category. There are more than 25 alternatives to Processes for a variety of platforms, including Windows, Mac, Linux, Android and BSD. The best alternative is Process Explorer, which is free. Other great apps like Processes are htop (Free, Open Source), Glances (Free, Open Source), SystemExplorer (Free) and Windows Task Manager (Free).
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.
System Explorer is an enhanced Taskmanager that provides detailed information about running processes, startup programs, IE add-ons (BHOs), drivers, services network connections, system resources and more.
Windows Task Manager is a task manager application included with Microsoft Windows NT family of operating systems that provides detailed information about computer performance and running applications, processes and CPU usage, commit charge and memory information, network...
KSysGuard, also known as KDE System Guard and KDE System Monitor, is designed to make simple process control available to a user without needing to do any special setup - the defaults are usually perfectly adequate.
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.
Note: WinSpy++ appears to have been superceded by WinSpy. WinSpy++ is a handy programmer's utility which can be used to select and view the properties of any window in the system. WinSpy is based around the...