Stack Overflow - Community-based Q&A part of the Stack Exchange platform.
NetSupport School - NetSupport School supports a teacher with a wealth of dedicated assessment, monitoring, collaboration and control features.
The Answer Bank - The Answer Bank is the UK’s leading question-and-answer site.
SmartMedia Pro - Smartmedia Pro Classroom Management Software allows remote-control of classrooms and virtual classroom management.
Askalot - Askalot is a next generation CQA (Community Question and Answer) system.
CSE Classroom Manager - Technology for Education