Google has recently announced that its social-networking site Google+ is now open for the public, which means it doesn’t require any invitation. It is finally in an open beta mode after being on “field trial” for three months.

There are several improvements made on the site, such as the Hangouts feature that now have more abilities. Those include the video chat feature on mobile devices running Android 2.3 Gingerbread or higher, Screensharing, Sketchpad, Google Docs, Named Hangouts, and more.

Check out the blog post for more details.