Free Notepad++ Plugin
Please try the features from SQLinForm‘s Free Notepad++ SQL Formatter & SQL Beautifier Plugin. You can format plain SQL code for all major DB like Oracle, DB2, SQL Server and many more with live code formatting and coloring and nested code folding features.
Code Folding

Live Code Formatting
Supported DB
Formatting Options
The Plugin gives you control over the most important formatting options. If you need more formatting options, please take a look at the Pro Notepad++ Plugin.
Read more about the Pro Notepad++ Plugin