These photo galleries cab be easily installed with SimpleScripts and/or Fantastico offered by our top recommended hosts.

Coppermine - Official Site
Coppermine is a free picture gallery. You can arrange pictures in categories and albums with simplicity. Coppermine is a multi-purpose fully-featured and integrated web picture gallery script written in PHP using GD or ImageMagick as image library with a MySQL backend. Users can also upload pictures with web interface of ftp. Some other features are full multimedia support, creation of thumbnails and intermediate size pics, search feature, user management (private galleries, and groups).

Pixelpost - Official Site
Pixelpost is a small photoblog application that's a no-brainer to set up and use. It's perfect for anyone wishing to regularly post their photos on the web like a blog. Pixelpost simply does photoblogs, and it does them well. If you are looking for a full blown CMS or text-blog, Pixelpost isn't for you. But if you want something simple, and designed from the ground up for photobloggers, like yourself, you've found the perfect app. Put simply, Pixelpost is an open-source, standards-compliant, multi-lingual, fully extensible photoblog application for the web.

Zenphoto - Official Site
Zenphoto is an answer to lots of calls for an online gallery solution that just makes sense. After years of bloated software that does everything and your dishes, zenphoto just shows your photos, simply. It's got all the functionality and features you need, and nothing you don't. Where the old guys put in a bunch of modules and junk, we put a lot of thought. We hope you agree with our philosophy: simpler is better. Don't get us wrong though - zenphoto really does have everything you need for your online gallery, and you'll even stare in awe at some of the innovative innovations we innovated upon.