Class2Go is an open source platform(LMS?) is to be integrated with the edX platform and released on Github from June 1 2013. Will be interesting to see what its like...
"TAGS Viewer allows users to browse, explore, and search a Twitter archive. As a backend, it requires Martin Hawksey's Twitter Archive Google Spreadsheet (TAGS). TAGS provides a free, non-technical method of archiving tweets for a given hashtag, which can be particularly useful for capturing a conference's backchannel.
This application is contained in a single HTML file and has no server dependencies, which makes it easy to host anywhere: just upload a single file (this one!) and you're done. Or, if you don't need to share it with anyone, just double-click the file on your hard drive to open it in your Web browser. Configuration is as simple as supplying a Google Spreadsheet URL"
"What if teachers could fork educational materials just like software developers fork code? Imagine if educators far and wide could collaborate on curriculums beyond their school, district, or university. Imagine a revolutionized education system by way of the open source model. Well, the future is now."
More stuff for the Analytics box. If this can grab authenticated data then return it through a dashboard display, it could give students a wide view of what they are doing - Moodle, library, facebook contacts with classmates etc.