除了Xcode之外，Objective-C还有任何功能齐全的IDE吗？

I know and have Xcode, but I was wondering if there were any other complete development environments that support Objective-C? I'm not looking for solutions with vim or emacs, nor editors like BBEdit that support syntax highlighting, but a full fledged IDE with:I know and have Xcode, but I was wondering if t