There are 3 repositories under powershell-theme topic.
Custom powerline prompt for Cmder on Windows
VS Code theme for Windows Terminal
ticccco's Nebular theme for Oh-My-Posh
Windows PowerShell Script to set custom colors palette using only its hex value(s)
A Powerlevel10k rainbow theme for oh-my-posh
Configuration files for windows PowerShell
Visual Studio Code Theme for PowerShell based on Thycotic branding
PowerShell color theme and prompt customization!