Linux Process Explorer!

Glances is a CLI curses based monitoring tool for GNU/Linux and BSD OS. Glances uses the PsUtil library to get information from your system. It is developed in Python.

Explore all the tasks (processes) running on your Mac with TaskExplorer.Quickly see a task's signature status, loaded dylibs, open files, network connection, and much more!

vtop is a graphical command-line tool that uses unicode braille to chart CPU and memory usage. It can be easily extended.

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.

DTaskManager, obviously, is a Task-Manager, but specifically engineered to give additional functionalities that the Windows bundled TaskManager (and other third party products) do not have:

libstatgrab is a library that provides cross platform access to statistics about the system on which it's run. It's written in C and presents a selection of useful interfaces which can be used to access key system statistics. The current list of statistics includes CPU usage, memory utilisation, disk usage, process counts, network traffic, disk I/O, and more.

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