site-based-feature-name.ps1

Add-PSSnapin Microsoft.SharePoint.PowerShell
$webapp= Get-SPWebApplication "http://www.sharepoint-journey.com/" 

# looping through all sitecollections
foreach($site in $webApp.Sites)
{
  
# looping through all sites
 foreach($website in $site.allwebs)
{
#Get the feature based on display name
  $feature=Get-SPFeature -web $website | Where-object {$_.DisplayName -eq "Branding"}
  
    if($feature -ne $null)
   {
    # Disply the site site URL
    Write-host "Feature Activated at" $website.URL
    }
  
  }
}