If your library is under 10 gigs you can host it with namecheap shared hosting for a fairly low cost. You can take your gallery, zip it up, send it with the web

If your library is under 10 gigs you can host it with namecheap shared hosting for a fairly low cost. You can take your gallery, zip it up, send it with the web interface, unzip it and have all your pictures online. There are probably static page generators you could use to make thumbnails and gallery browsers.