Stack Overflow - Community-based Q&A part of the Stack Exchange platform.
Opentute - Opentute helps businesses to effortlessly launch a private eLearning and communication platform to engage teams and clients.
The Answer Bank - The Answer Bank is the UK’s leading question-and-answer site.
TechChange - TechChange is the advanced platform that allows you to build the courses and training sessions for your brand.
Blurtit - Blurtit is a Q&A website. You can ask a question or answer on any question.
Miestro - Miestro is the all-in-one platform that is used to develop and sell online training, master classes, and courses.