PowerShell
AdvancedHistory
https://github.com/omniomi/AdvancedHistory
https://www.powershellgallery.com/packages/AdvancedHistory
Adds keyboard navigable and filterable history to Windows PowerShell and PowerShell Core.
Check-It
https://github.com/omniomi/Check-It
Check-It is a wrapper for Pester tests in PowerShell that makes it easy to have the results of each test file sent via email or MS Teams notification.
OmniPSTemplates
https://github.com/omniomi/OmniPSTemplates
https://www.powershellgallery.com/packages/OmniPSTemplates
My Plaster templates for module and script development in PowerShell.
PSMailTools
https://github.com/omniomi/PSMailTools
PowerShell tools for postmasters.
VS Code Themes
Tenebrae
https://github.com/omniomi/vscode-themes-tenebrae
https://marketplace.visualstudio.com/items?itemName=nick-james.themes-tenebrae
A collection of seven dark themes for VS Code.
Other
PowerShell/EditorSyntax
https://github.com/PowerShell/EditorSyntax
Establishes the central development and maintenance of syntax definition files for the PowerShell language used by editors that leverage the XML version of the TextMate language grammar format.
Currently this syntax definition is used in the following editors and extensions: