htop

htop is an interactive process viewer for Linux. It is a text-mode application (for console or X terminals) and requires ncurses. htop is an interactive top replacement that runs in the terminal.

Free Open Source Mac OS X Linux BSD

SystemExplorer

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.

Free Windows

Window Detective

Window Detective is a programmer's tool used to "spy" on an application's windows and allows you to view and even modify some of its properties.

Free Open Source Windows

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...

Free Open Source Windows

Winspector Spy

Have you ever used Spy++ that comes with MSVC? If you have then you know what Winspector is - but take out all of the annoyances of Spy++ and add in a big bag of handy...

Free Windows

WinCheat

WinCheat is like Spy++ in that it lets you dig deep into the internals of the PE format and the Win32 Windowing subsystems.

Free Open Source Windows

Chameleon Task Manager

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...

Freemium Windows

Pserv

pserv.cpl is a Windows Control Panel Applet that Allows you to -control all NT services and devices -uninstall applications -replace eventviewer -replace task...

Free Windows

TaskInfo

TaskInfo is a poweful utility that combines and improves features of Task Manager and System Information tools.

Commercial Windows

Free Extended Task Manager

The Extended Task Manager provides additional Windows process management features and information about disk activity and network port usage.

Free Windows

Python System Monitor

Python System Monitor (Psymon) is a cross-platform, task and performance monitor. Features: Global processes monitoring. System load history (cpu,memory,network and disks). Disks informations. Network connections.

Free Open Source Windows Linux

Processes

https://www.oneperiodic.com/products/processes/ Processes is a power tool to help you monitor and control the processes running on your Mac. It provides both a wide...

Commercial Mac OS X

WinID

WinID is controls & windows identification utility that is both powerful and compact. Its main purpose is to give an easy way to retrieve information about Microsoft...

Free Personal Windows

Tasks Explorer

Tasks Explorer is a freeware opensource computer program providing functionality for collecting extended information about processes running in system in real time. ...

Free Mac OS X

XWinspector

Discover hidden features of other software with XWinSpector. It works like Spy++ but has many other features!

Free Personal Windows