CatWalk is described as 'A simple plasmoid showing the total CPU usage' and is an app in the system & hardware category. There are more than 50 alternatives to CatWalk for a variety of platforms, including Mac, Windows, Linux, Flathub and iPhone apps. The best CatWalk alternative is HWiNFO (32/64). It's not free, so if you're looking for a free alternative, you could try HWiNFO (32/64) or Open Hardware Monitor. Other great apps like CatWalk are SpeedFan, Stats, Sidebar Diagnostics and MacThrottle.
MenuBar Stats 2 has been reinvented. Completely re-written from the ground up. MenuBar Stats 2 is composed of modules (CPU, Disk, Network,...). Each module can be seen in your menu bar. Each module can be combined in 1 window, or in a separated window.
ZetaWatch is a small OS X program that displays the zfs status in the menu bar, similar to what iStat Menus does for other information. It is fairly well tested, but due to the current state of libzfs and libzfs_core, changes will be required until the API stabilizes.
A magical creature lives in your menu bar — it might be a game character, a playful puppy, or something entirely unique. And it never stops running!
