Let me tell you that this is very basic comparison tool which will compare below artifacts and generates XML report with the difference,

1. List schema
2. Document Library Schema
3. Document Library items(root level)
4. Feature

Let me know your feedback and will add more functionality to this tool,

http://ravisoftltd.wordpress.com/2013/12/23/sharepoint-basic-comparison-tool/

Last edited Dec 30, 2013 at 3:09 PM by ravisoftltd, version 2