Process Explorer Process Explorer shows you information about which handles and DLLs processes have opened or loaded. Free Windows PortableApps.com Portable Add a feature 674 Like
Process Hacker 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... Free Open Source Windows PortableApps.com Cpu monitoring I/O Monitoring Network Monitoring Portable Add a feature 217 Like
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... Free Open Source Mac OS X Linux BSD Performance Monitoring Add a feature 192 Like
Process Monitor Process Monitor is an advanced monitoring tool for Windows that shows real-time file system, Registry and process/thread activity. It combines the features of two legacy... Free Windows PortableApps.com Portable Add a feature 132 Like
SystemExplorer System Explorer is an enhanced Taskmanager that provides detailed information about running processes, startup programs, IE add-ons (BHOs), drivers, services network... Free Windows PortableApps.com Hardware Monitoring Portable Add a feature 82 Like
Windows Task Manager Windows Task Manager is a task manager application included with Microsoft Windows NT family of operating systems that provides detailed information about computer... Free Windows No features added Add a feature 51 Like
Process Lasso Process Lasso is NOT yet another task manager. It is a process priority optimization and system automation utility. Priority optimization, affinity optimization, core... Freemium Windows Portable Responsive design Add a feature 43 Like
GNOME System Monitor System Monitor is a tool to manage running processes and monitor system resources. Free Open Source Linux BSD GNOME No features added Add a feature 23 Like
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 No features added Add a feature 12 Like
Atmonitor Mac OS X System Monitor and Process Explorer Tool atMonitor is the most advanced monitoring tool for Mac OS X that displays system activity in real-time. It is designed... Free Mac OS X Hardware Monitoring Add a feature 18 Like Discontinued The official website is no longer available. Last version, 2.7.1, released on August 2012, can be still downloaded from Wayback Machine.
Resource Monitor 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... Free Windows Hardware Monitoring Performance Monitoring Add a feature 15 Like
AnVir Task Manager This tool controls programs, disk, CPU. Replace task manager, tweak and tune up XP or Vista. Speed up windows startup. Get rid of spyware and viruses. Freemium Windows Hardware Monitoring Portable Add a feature 26 Like Warning Be careful! The downloader of AnVir Task Manager can install malwares! To avoid the InstallManager read the post at http://alternativeto.net/discussions/applications/12033/how-to-avoid-the-installmanager/
nmon This systems administrator, tuner, benchmark tool gives you a huge amount of important performance information in one go. It can output the data in two ways Free Open Source Linux No features added Add a feature 12 Like
Linux Process Explorer Linux process explorer, behaves the same as the windows process explorer from Mark Russinovich. Free Open Source Linux No features added Add a feature 8 Like
cpulimit CPU Usage Limiter for Linux - cpulimit is a simple program which attempts to limit the cpu usage of a process (expressed in percentage, not in cpu time). This is useful... Free Open Source Linux No features added Add a feature 6 Like
