Comparison of open data initiatives

If you are anything like me (which I hope for your sake you’re not), you’ll be constantly tripping over the names of new data portability initiatives concerned with exchanging social information. Combine any of the following words and create a new name [‘Open’, ‘Social’, ‘Contacts’, ‘Data’, ‘ID’], I checked all the domains and guess what? They’re all taken. (No shit, Sherlock)

I thought it would be helpful to list these initiatives and provide a quick comparison of what they do and why they exist. This is my current understanding of the various players. Please comment and correct me where I’m wrong or have omitted important initiatives.

OpenSocial
Purpose: Widget framework for creating applications for use in networking sites, think Facebook Application Framework but then from Google for everybody. Create an application once and deploy it across multiple social sites.
Technologies: HTML, Javascript, Google Gadgets Framework
Phase: Building interest, initial framework
Participants: Google, MySpace, Plaxo
DiSo
Purpose: Distributed Social network, alternative to OpenSocial. Two different approaches to the same problem. DiSo can be seen as portable social networking.
Technologies: Microformats, OpenID, OpenContacts
More: DiSo existential interview, Podcast
Phase: Building interest
Participants: WordPress plugin , OpenContacts
OpenContacts
Purpose: Part of DiSo, but more focused on contacts. Think of this as OpenID for contacts. A group of developers and entrepreneurs that is developing a protocol for distributed contact management.
Technologies: OpenSocial, OpenID, Microformats, etc.
Phase: Building interest, initial sketches
Facebook Application Framework
Purpose: Create application within Facebook. Limited access to Facebook friends, cannot use Facebook connection data outside of Facebook due to lengthy Tos.
Technologies: Facebook HTML
Phase: Fairly mature and widespread usage
DataPortability
Purpose: Development is underway for a protocol to share identity, photos, videos and other forms of personal data between your chosen (and trusted) tools or vendors
Technologies: All of them
More: Chris Saad, Technical Blueprint, Brad Fitz, DP increases value of the net
Phase: Building interest, drafts yet?
Participants: Many. Including Google, Facebook, Plaxo, Microsoft, LinkedIn, Flickr, Digg
NoseRub
Purpose: Protocol that allows the exchange of Social Networking data, uses already available standards like to provide the goal of having a decentralised social network. An implementation example is currently available that shows how NoseRub could connect social networks.
Technologies: OpenID, RSS, FOAF
More: Video tour
Phase: Building interest, example implementation is downloadable
Participants: ??
Social Graph API
Purpose: Basically a Google index of relationships publicly available via XFN and FOAF “links”, this index is available via an API so that users can easily connect to friends aready connected to in other social networking sites.
Technologies: XFN, FOAF
More: Video, Blogoscoped, Tim O’Reilly’s take on Social Graph API
Phase: Released last friday.
Participants: Google, Plaxo

The most interesting thing regarding these initiatives is: the mass of attention it is gathering towards “who’s data is it anyway?”. Apart from the social networking fatigue we’ll start seeing soon, it is important to be able to connect your personal social graph. The competition, relative strengths and differences between these initiatives will help mature data exchange and hopefully increasingly move the web towards the semantic web.

Oh yeah, and bring world peace of course.

UPDATE1: Added NoseRub

UPDATE2: Google just announced Social Graph API, which I’ve included in this overview.

2 Comments

  1. Posted February 1, 2008 at 14:19 | Permalink

    Jason, good point. I forgot about NoseRub, must be something about their name being unique. Will find some time to include them in the overview this weekend. Thanks for the heads up.

  2. Jason
    Posted February 1, 2008 at 14:19 | Permalink

    You also might want to checkout noserub which aims in the same direction as DiSo.


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