Question2Answer – Popular free and open-source Question & Answer system

A Q&A website is an online platform for sharing knowledge, where users can ask their questions, and ultimately generates valuable information for the user through the act of social replies, comments and polls. Quickly solving users' problems will give them an excellent experience and they will like your website as a result, which will help increase the stickiness of your website. Also, Q&A content is more popular with search engines, which will bring you a constant stream of new users.