Users
Questions and postings pertaining to the usage of ImageMagick regardless of the interface. This includes the command-line utilities, as well as the C and C++ APIs. Usage questions are like "How do I use ImageMagick to create drop shadows?".
Developers
Questions and postings pertaining to the development of ImageMagick, feature enhancements, and ImageMagick internals. ImageMagick source code and algorithms are discussed here. Usage questions which are too arcane for the normal user list should also be posted here.
Bugs
Post any defects you find in the released or beta versions of the ImageMagick software here. The ImageMagick maintainers carefully monitor this list and will work diligently to repair any reported problems. When posting a bug report, please specify both the ImageMagick version and operating system you are using.
Kudos and Rants
Post here to shower the ImageMagick developers with praise or discuss how you could have done a better job if you developed ImageMagick. Or talk about how Photoshop is better than ImageMagick. Even complain about how no one answered your postings in the Users forum. Venting and musings welcomed here.