Stream Computing

• http://activitystrea.ms/
• http://status.net/

Social Learning

• http://teachnet.edb.utexas.edu/~Lynda_abbot/Social.html

Cloud Computing

• http://www.openstack.org/

Distributed Social Networks

• http://joindiaspora.com/
• http://ostatus.org/
• http://foocorp.org/projects/social/ (GNU social)
• http://www.openid.org/

Ubiquitous Computing

• http://www.android.com/

Web 2.0

• http://wordpress.org/

Personal Learning Environments

• http://www.cs.man.ac.uk/~mark/PLEs_draft.pdf

Knowledge Management

• Wiki
• Blog
• MicroBlog

Digital Library

• http://omeka.org/

Web

• Apache
• PHP
• MySQL