Blocks based status bar for X window managers and Wayland (wlroots) compositors.
If you are using Arch Linux, blockbar can be installed from the AUR: X11, Wayland.
Otherwise, it can be installed with the following commands:
$ git clone https://github.com/sambazley/blockbar
$ cd blockbar
$ sudo make install
For details on usage, see the man page.
An example configuration can be seen here.