This project is a simple program for getting system statistics on macOS. It's written in C and uses the Mach kernel API to get the statistics. It was built for using in tmux status bar.

It should appear like (RAM usage, CPU usage):

10.0/16GB 10.00% ▄

You'll need to clone and compile the project. For compiling just use this command:

make

You shoul get a binary file called tmux_sysinfo in the project directory. Put this binary in a folder that is in your $PATH and add the following line to your .tmux.conf file:

set -g status-right "#(/mypath/tmux_sysinfo)"

Make sure to replace /mypath/tmux_sysinfo with the correct path to the binary file, and dont use relative paths.

This script uses the Mach kernel API to get system statistics. It's only supported on BSD-based systems, including macOS.