Fink can be replaced by Darwin Ports (ala BSD ports). It isn't an either/or proposition. I have a need for ethereal/Nessus on my OSX laptop and installed Darwin ports to follow the blogged intructions that follow:
[link|http://jackburton.blogspot.com/2004_06_20_jackburton_archive.html#108812624028993876|http://jackburton.bl...08812624028993876]
[link|http://jackburton.blogspot.com/2004_06_27_jackburton_archive.html#108839046435386066|http://jackburton.bl...08839046435386066]
I still use Fink/Fink Commander for most apps (Gimp et al.) but apt-get type package managers abound. To say one is better than another is hard... My $.02