Neofetch - Fancier version of Screenfetch that displays colors and supports more platforms.
Unimus - Unimus is a Network Automation and Configuration management (NCM) solution designed for fast deployment network-wide and ease of use. Unimus does not require learning any abstraction or templating languages, and does not require any coding skills.
Archey 4 - Archey 4 is a system information tool written in Python
Oxidized - configuration backup software (IOS, JunOS) - silly attempt at rancid
Speccy - Speccy - find the details of your computer's specs. Great for spotting issues or finding compatible upgrades. Download the latest version free.
RANCID - RANCID - Really Awesome New Cisco confIg Differ.