Formats all SQL scripts in a directory using a free webservice provided by tsqltidy.com and PowerShell.

gistfile1.ps1

$uri = 'http://www.tsqltidy.com/SQLTidy.asmx'

$proxy = New-WebServiceProxy -Uri $uri -class FormatSQL -Namespace FormatSQL

#Warning - Will format file contents and overwrite the original file. Use with caution.
gci *.sql | % { $content =  $proxy.ParseSQL((get-content $_.FullName)); Set-Content $_.FullName $content;  }