Pserv!

Process Hacker is a feature-packed tool for manipulating processes and services on your computer. A free and open source process viewer with powerful process termination and memory searching/editing capabilities.

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 activity and statistics, logged-in users, and system services. The Task Manager can also be used to set process priorities, processor affinity, forcibly terminate processes, and shut down, restart, hibernate or log off from Windows. »

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 Microsoft Spy++ utility that ships with Microsoft Visual Studio.

System Monitor is a tool to manage running processes and monitor system resources.

Easy to use application for monitoring and controlling running processes.

KillSwitch is an advanced system monitoring tool that is apart of Comodo Cleaning Essentials (CCE) it allows users to identify, monitor and stop potentially unsafe processes that are running on endpoint systems. Uniquely for a product of its type, KillSwitch leverages Comodo's huge whitelist database to isolate untrusted processes with an extremely high degree of accuracy – improving IT operational efficiency by reducing false positives and cutting the amount of time spent troubleshooting an endpoint machine. »

LXTask is the standard task manager and system monitor of LXDE. It starts via Ctrl+Alt+Del and is extremely lightweight.

A windows 8-like Task Manager for Windows 7 ,work in progress!

A manager for tasks on the Android platform. An excellent task manager & killer. It can also optimize memory, storage, & cache. It integrates well with ES File Explorer & users can easily switch between the two apps.

https://www.oneperiodic.com/products/processes/

Chameleon Task Manager is Windows task manager that enables the complete control of processes running on a computer optimizing the performance of Windows. It also provides more detailed information about programs.

SterJo Task Manager is a FREE and advanced utility for process managing which allows you to get details on everything that’s running on your computer. The program is divided in several sections covering the main parts of each system. “Tasks” section shows all running and not responding applications. “Processes” gives you more details about each process and also could show the slowing down of the CPU with an option to terminate the process and retrieve the speed of the computer.

PrcView is a process viewer utility that displays detailed information about processes running under Windows. For each process it displays memory, threads and module usage. For each DLL it shows full path and version information. PrcView comes with a command line version that allows you to write scripts to check if a process is running, kill it, etc.