Picasa and Google Plus Express (picasa-express-x2) free WordPress plugin

Browse your Google+/Picasa Web albums and select images or whole albums to insert into your posts/pages.

• Use your Google user to access your photos and albums
• Private album access after granting access via Google auth service
• Select albums / images from GUI listing by album cover and name
• Mobile gallery display support with PhotoSwipe
• Google+ style phototile gallery display or standard gallery utilizing native WordPress image thumbnail size
• Create a gallery of a subset of photos from an album by filtering the album with tags
• Gallery and image shortcodes for display of entire album or selected images
• WordPress MU support – sitewide activation, users, roles

Additional settings:

• Image link:
  • Mobile gallery with PhotoSwipe – in desktop browsers PhotoSwipe is clean and works nicely. On a mobile device, swiping between photos is supported
  • Custom thickbox with plugin – including keyboard navigation and Google+ view link
  • WordPress thickbox – using the integrated thickbox provided by WordPress
  • 3rd-party thickbox – setup the thickbox class/rel, but rely on external library
  • 3rd-party lightbox – setup the lightbox class/rel, but rely on an external library
  • 3rd-party highslide – setup the highslide class/rel, but rely on an external library
  • Google+ image page – a direct link to the Google+ image page for the photo
  • direct – a direct link to the large photo
  • none – just the image thumbnails are displayed with no link
• CSS / style customizations for most tags created in galleries, photos & captions
• Caption under image and/or in image/link title and gallery display
• Alignment for images and gallery using standard CSS classes
• Define Roles who are allowed to use the plugin
• Switch from blog to user level for storing the user and private access token
• Settings for single-image thumbnail size, single-video thumbnail size and large image size limit

And by design:

• Shortcodes inserted for both albums and photos in anticipation of changes forthcoming in Picasaweb to Google+ migration.
• Support native WordPress image and link dialog for album image thumbnail size
• Support native WordPress gallery captions
• Multilanguage support