Google+ Platform for Web | Google Developers

Let web users instantly download and install your app to their Android device.

Show profile information, and relevant content and connections from circles.

Let visitors recommend and share your content, and prompt friends to take specific actions on your site.

See Plugins for more sharing options

Plugins

Let visitors quickly recommend your brand and your content.

Help your visitors find you on Google+ and let them follow you with a single click.

Add public posts to your web pages so that visitors can +1, comment, and follow the author.

Provide an easy way for people to share your content with their circles.

Add a compact, flexible Google+ follow button to your site.

Customize the text and image that people see when your content is shared.