AWS – Cloud Practitioner Cert. - AWS – Cloud Practitioner Cert.
fish shell - The friendly interactive shell.
Azure AZ-103 - Azure AZ-103 is one of the best mobile apps introduced by Naveen Karamchetti that enables IT Professionals to manage Azure resources and subscriptions to configure cost quotas and subscription policies directly through their mobile phones.
zsh - The Z shell (Zsh) is a Unix shell that can be used as an interactive login shell and as a powerful command interpreter for shell scripting.
Trailhead GO - Trailhead GO is an app introduced by salesforce.
PowerShell Plus - Learn how to learn and master PowerShell fast with an interactive learning center, a powerful IDE, pre-loaded scripts, and a PowerShell Editor… all for free.