Online forums are digital platforms where people can discuss various topics, share information, and ask questions. Users can create threads or posts to start conversations, and others can respond with their thoughts or experiences. These forums often focus on specific interests, such as technology, health, or hobbies, allowing members to connect with like-minded individuals. Participants typically register for an account to join discussions, and many forums have rules to ensure respectful communication. Some popular online forums include Reddit, Stack Exchange, and Quora. These platforms provide a space for community engagement and knowledge sharing across diverse subjects.