Pludly

Pludly is a collection of games that you can use within Hangouts. With Pludly, you can play these games for free: Checkers, Blue & Grey, Hasami Shogi, Fanorona, Hoppers, and more coming soon. Most of these games are classic board games intended for all ages.

Anywhere Board Games

Anywhere Board Games (ABG) allows users to play board and card games on the Web in real time on multiple machines (PC, Linux, iPhone, iPad, and Android). ABG runs as a Google+ Hangout App or as a standalone PHP app. Unlike other gaming environments, this one has a peculiar vision: projecting the main board on our table and using laptops or tablets to control players' hands (with other friends joining in remotely). It supports flipping, stacking, rotating, rolling, and shuffling of pieces, so most board and card games are playable.

LetsListen

LetsListen is a cloud music locker with realtime group listening. It’s a place to access all your music online, and listen to it together with friends. Watch the launch video by clicking the Videos tab below, and then visit their website at letslisten.com to sign up and start listening!

Rizzoma

A collaborative tool that tracks the context of your conversation automatically, allowing you to grow a conversation wherever you need and keep track of all the changes and additions in one place. Rizzoma also helps information stay organized by allowing you to structure your documents in ways that make sense to you.

Magabot Control

A Magabot is an Arduino based, open source robotics platform designed to give mobility to any portable computer. This app lets you control a Magabot from inside a Google+ Hangout.

Pro Studio

Pro Studio (short for "Hangout Production Studio") was developed to serve the needs of a growing number of content hosts using Hangouts and Hangouts On Air to present their content to the world, or just their circle of friends.

Face Arcade

Use your face to control a cacophony of fast paced and addictive mini-games, races and mad tasks; compete with your Hangout friends and emerge as the Face Arcade winner!

Draw With Your Face

Drawing, but with your face! Draw With Your Face is a Hangout experiment and part of the Google+ Hangouts Hackathon.

Al Jazeera Live Hangout

Embeds the Al Jazeera live video stream into your Google+ Hangout.

Hangout Quest

Hangout Quest allows Google+ users to familiarize themselves with popular museums and other locations around the globe through a fun and competitive game initialized through a Google+ Hangout.

Fußball+

Play super awesome Fußball+ online with all your friends! Up to 8 players can get involved, in real-time, with live audio and video feeds from each player.

Donut Horns

Donut Horns is a Hangout experiment and part of the Google+ Hangouts Hackathon. Invite your friends and spear the delicious pastries! First to five wins!

Hangout Dice

Roll20

Virtual tabletop gaming that tells a story. Roll20 brings pen and paper gaming to the web the right way.

Hangout Location

Hangout Location lets you share your current Google Latitude location (to city level) with the other participants in your hangout.

Hangout Band

Play virtual musical instruments in a Google+ Hangout. Current instruments: Drum Kit, Keyboard and Guitar.

Pick Me!

A simple sidebar extension app that lets you ask for volunteers in the hangout, and the other participants can reply to the call.

Live Meme

Have you always wanted to be a meme? Well now you can, with Live Meme, the Hangout app that lets you overlay meme-looking text on your video stream.

Hola!

This neat little sidebar extension shows each participant in the hangout, and if they have this app installed, displays what language they speak. A useful tool when hanging out with people from all over the world.

Mr. Yuck

Are you fed up of seeing thing in Google+ Hangouts you'd rather not see? If so, use Mr. Yuck to mute both the audio and video of any participant in a hangout.

My Time

Displays an analog clock in the top left corner of your video feed.

Volume Control

Volume Control for Google+ Hangouts lets you manipulate the audio volume of any of the participants. This app is incredibly useful if you are doing a Hangout On Air, and you need to be able to mute or quieten noisy people.

Live Coding

A live coding app for Google+ Hangouts.

Hangout Theatre

Hangout Theatre is currently in the planning stages, but the idea behind it is amazing. Imagine being able to watch Netflix streaming content in a Google+ Hangout, to truly make the movie watching experience a social one. For more information on this app, see Jason Salas' presentation in the link below.

Hangout Comment Tracker

Hangout Comment Tracker gives you the ability to display the comments happening on Google+ posts directly inside of the hangout, allowing you to react to the comments live. As well as the original post, Hangout Comment Tracker can now automatically include comments from up to 25 reshares of the original posts, so you can capture more of the feedback from your viewers.

Aces Hangout

Aces Hangout. Your home game online. Play with people from all over the world, or simply invite your friends.

Hangout Doodle3D

It's like drawing together in a hangout, but in 3D. Everyone sees the same thing so if you change something it will be synced to all others in the hangout.

Hangout Photo Share

Hangout Photo Share enables you to easily share photos you have uploaded publicly to Google+ with the other participants of a Hangout.

Hangout Disco

Hangout Disco will display a simple WebGL room and place an avatar for each participant in the room.

Where in the World?

Where in the world is a multiplayer Hangout game in which you and your friends answer interesting questions about the world by selecting the answer on a map. The closer you are to the answer, the more points you get. Show off your geographical knowledge and become the king of your hangout!

Google Earth

Fly around the world using Google Earth in a Google+ Hangout. Discover exciting new locations and share them with your friends.

Caption

A "demo" app that adds speech and thought bubble effects in hangouts. You can adjust the size and location of the bubble until it's right where you want it. You can also change colors/text and redraw at any time by clicking "Draw."

Hangout Canopy

The highly popular Google Chrome extension is now available as a Google+ Hangout app. See a list of all the hangouts that are happening right now, and find a new group of friends to hangout with.

Scoot and Doodle

With Scoot & Doodle on Hangouts, friends and families laugh, play, create and draw together -- simultaneously, from anywhere in the world.

Say Whaat?

Say Whaat? is a demo app hacked together by Matt Waddell that lets you add speech bubbles to your Google+ Hangouts. You can choose from a range of bubble styles, set up to three lines of text and configure a whole variety of settings such as colours and position.

Tabletop Forge

Tabletop Forge is a virtual tabletop for use with a Google+ Hangout. With use of the application you will be able to play tabletop roleplaying games on top of the excellent video and audio chat platform that Google provides.

SlideShare

The world's largest community for sharing presentations online.

Cacoo

Cacoo lets you draw sitemaps, wireframes and many more types of diagrams in an easy to use way. Now in Hangout format you can collaborate on diagrams with up to nine other people.

Hangout Lower Third

A sidebar extension app for hangouts that lets you create your own custom "lower third" graphic on the fly.

YouTube

Watch YouTube videos with your friends in a Google+ Hangout.

Google Docs

Edit documents, spreadsheets and presentations in a hangout with live updating so you can easily share your ideas with your friends, colleagues or complete strangers! You can also collaborate using shared notes or a sketchpad. To use this hangout app, start a hangout and select the Google Doc option from the Popular Apps.

Clubhouse Challenge

Google Effects

Have you always wanted a beard but just couldn't convince your face to grow one? Then this extension is for you! Add dozens of effects to your Google+ Hangout including facial hair, hats and loads of other silly things.

YouTube Slam

Watch pairs of videos and vote for your favourite. Videos are scored based on your votes and the best videos are featured on the Slam leaderboard. Start voting today and be the first to discover the best videos on YouTube!

Bones

Bones is a simple application that gives you the ability to roll dice and share the outcomes with the rest of the hangout. It's great for playing tabletop RPG games. With Bones you can roll any of the six most common types of die, and as many times as you want, plus a modifiier.

Symphonical

Symphonical is a digital wall with sticky notes - where you collaborate in real time. Working together doesn’t have to be boring. Get things done using sticky notes. It’s an elegant way to visualize your and your team's progress. Conferencing with Google+ Hangout to make it almost like being there. It's even 100% free! * Everything is simple and intuitive * Get things done together * Brilliant for task management * Organize notes in columns, rows and colors. Make it fun to get things done!