Newfetch is a simple, no nonsense fork of neofetch. (https://github.com/dylanaraps/neofetch)

Installing: Download the source then.

Run make install inside the script directory to install the script.

MacOS: make PREFIX=/usr/local install
Haiku: make PREFIX=/boot/home/config/non-packaged install
OpenIndiana: gmake install
MinGW/MSys: make -i install
NOTE: You may have to run this as root.