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 Linux BSD

glances

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.

• Nicer feel than htop Could not use procexp (linux process explorer) because project have not been updated for a year (last was june 2016) and my system can't install some obscure dependency Guest • Jun 2017 Disagree   Agree

Free Open Source Mac Windows Linux BSD

Activity Monitor

Activity Monitor displays information about all the processes running on your Mac, including CPU, disk, memory, and network usage. You can see exactly how your...

Free Mac

StatusPilatus

StatusPilatus Monitor your PC like never before! Features - Cross-platform and free Monitoring - CPU usage, flags and temperature - GPU information, with support...

Free Open Source Mac Windows Linux

vtop

vtop is a graphical command-line tool that uses unicode braille to chart CPU and memory usage. It can be easily extended. Command-line tools like “top” make it...

Free Open Source Mac Linux BSD

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...

• Discontinued The official website is no longer available. Last version, 2.7.1, released on August 2012, can be still downloaded from Wayback Machine.

Free Mac

XRG

XRG is an open source system monitor for Mac OS X. XRG allows you to monitor CPU activity, memory usage, battery status, machine temperature, network activity, disk I/O...

Free Open Source Mac

iPulse

Using its concise and appealing user interface, iPulse graphically displays the inner workings of OS X on your desktop, menu bar or Dock.

Commercial Mac

TaskExplorer

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...

Free Mac

Sloth

Sloth is a Mac application that displays all open files and sockets in use by all running processes on your system. This makes it easy to inspect which apps are using...

Free Open Source Mac

px

px tells you what processes are running on your system and how they are interconnected.

Free Open Source Mac Linux BSD

Processes

Processes is a 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...

Commercial Mac

MagicanLite

Magican Lite is a free system monitor utility. It could help users monitor CPU and memory usage, watch on download and upload speed and detect temperature of CPU and...

• Discontinued The company seems to be abandoned: no news since 2013. Last version, 1.0.0, released in April 2012, can be still downloaded from Apple Appstore.

Free Mac

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

Monity

Monity is an advanced system monitor that takes place in macOS Today View and oversees component statistics. FEATURES System monitoring • Uptime, Processes, CPU...

Commercial $ $ $ Mac