The Manhattan Virtual Classroom is a web-based course management system that includes a variety of discussion groups, live chat, areas for the teacher to post the syllabus and other handouts and notices, a module for organizing online assignments, a grades module, a surveys module, and a unique, web-based email system open only to students in the class.

UNESCO: Free and Open Source Software for E-learning

Based in the hamlet of Martins Dale in rural Lincolnshire, Ian Frost and Paul Rowland ran a number of web-based services, including Athenanews.com which charged subscribers to access news groups or discussion forums.

BBC: Lincolnshire paedophile ring's web server dimmed lights