htop - an interactive process viewer
This is htop, a cross-platform interactive process viewer. It is a text-mode application (for console or X terminals) and requires ncurses.
What's new in htop
The latest releases in htop include pressure stall information for Linux, ZFS ARC statistics, more than two processor columns, as well as many other features and bugfixes. Check out the changelog for more details and credits!
And here is Hisham's lightning talk at FOSDEM presenting the latest and upcoming features:
Since version 2.0, htop is now cross-platform! Check out the video and slides of Hisham's presentation at FOSDEM 2016 about how this came to be. This release includes code supporting Linux, FreeBSD, OpenBSD, DragonFly BSD and macOS.