Useful Codeplex Libraries

I recently came across two useful codeplex libraries. The first enables you to create advanced Excel 2007/2010 spreadsheets without Office installed, EppPlus:

EPPlus is a .Net library that reads and writes Excel 2007/2010 files using the Open Office Xml format (xlsx).

The second is a .NET wrapper of the ImageMagick image manipulation API, ImageMagick.NET