MyBlogLog was a way to engage with the users of your site. You could install the sidebar and invite people to join. Then you could see who visits your site, or any other site with MyBlogLog installed.
The API was used to query the MyBlogLog social network and pull meta-data associated with user and site profiles. Developers could access the MyBlogLog data programmatically.
Yahoo shut down the service in May 2011.
A prototype visualizer for Friend Of A Friend relationship objects. It mashes up MyBlogLog FOAF objects, and adds favorites from del.icio.us, Digg, Last.fm, LinkedIn, StumbleUpon, Upcoming, Tumbler,...
There are nearly 5,000 APIs. We can connect services and build just about anything. By "we," I mean developers. Regular people were left behind by what now seems like a passing fad, widgets. The web would benefit from a resurgence of widget-making and developers are just the sort to take advantage of the opportunity.
Now there's a date. MyBlogLog has been on deathwatch for over a year. It's been clear that Yahoo would kill it and its MyBlogLog API, but still it kept dragging on, avoiding an execution date. According to several reports, Yahoo informed MyBlogLog users that the service will be extinguished May 24.
Yahoo is weighing its options with its blog-based social network tool MyBlogLog and has not ruled out closing down the site--and its API (our MyBlogLog API profile). When the MyBlogLog API launched, it looked to have a promising future, though this was before Facebook and Google released similar features.