Wridea

Wridea is an online idea management service and a collection of brainstorming tools. You store, manage,organize and share your ideas to improve them with others. You use the web interface or you write an email to your wridea address to keep your ideas organized. You have pages and categories that lets you improve your ideas easily and collaboratively.

Voxli

Voxli allows you to hold voice conferences online. You can have a voice chat up to 200 people. You can invite your teammates by only sending a link, and you don’t have to upload anything. You can use push to talk to control your speaking even you are out of your browser.

Yuguuu

Yuuguu is an instant screen sharing and video conferencing too that lets you work together quickly and easily.

Stintio

With Stintio, you can create your own chat in seconds. You can invite people to join by simply sending a link. You don’t download or install anything. You chat will be deleted if it is not active for a while.

Senduit

Senduit lets you upload your files and share them with private links with your team.

LucidChart

LucidChart is another way to collaborate on a document simultaneously. Everyone can see the changes that have been made on the document .The difference between the other word processors is that it has an built-in group chat that makes it easier for you to collaborate.

TextFlow

TextFlow is a way to review document versions instantly to produce a final draft. It matches all the different versions of the text to show you all the suggestion in one single view.

Mixbook

Mixbook is a site that lets you create picture books with others. You start creating your own book with pictures, invite a few friends to build the rest of the book together.

Protagonize

Protagonize is a community that writes collaborative, interactive fiction. One person starts the story, the others post chapters to your story that will lead it to different directions. At the end, it becomes an evolving story which everyone can participate.

AwesomeHighlighter

AwesomeHighlighter is the easiest way to highlight texts on web pages. When you finish highlighting, you get a link and share it with others.

WebCanvas

WebCanvas is a collaborative painting project. You can paint using different basic tools, upload or post professionally drawn images or you can watch others paint live. This is an interesting project for artists though we can still give a try.

Tgether

Tgether allows you to communicate in small groups by emails. You can share files, track conversation and manage your group. You can share codes or use 3rd party applications that Tgther provides.

Survs

Survs lets you create your online surveys collaborating with others in multi user accounts. You can collect responses and analyze the results in real time with others.

SpringNote

SpringNote is an online notebook for collaboration. You can write down your ideas, create to-do lists, do scheduling and work together for projects.

DoingText

DoingText is a web based text editor for collaborative writing. You tell others the URL and they write comments, make changes without signing up. It lets you track changes and comments by RSS feed, export text by embedding in other pages. You can go back to the previous version of every line or you can see an overview of the discussion history.