I have test run the Coppermine Photo Gallerey along with a few others that were offered by my web server and Coppermine won hands down. No comparison, Coppermine just does a great job!
Here's a link if anyone wants to see it.
http://eagle-mark.com/pictures/
So I have seen a spot to make a donation for this freeware. What is an appropriate amount to donate?
Unfortunately we cannot decide how much is appropriate in your opinion ;)