Reddit is a website where people from all over the world come together to share stories and ideas. On Reddit, people post links, pictures, and stories about anything they are interested in. Other people can then upvote or downvote the posts, giving a rating to each one. The most popular posts get moved to the top of the page so that more people can see them. You can also join special groups on Reddit that are devoted to a particular topic, like cats or cars. People in the group can chat and share stories and ideas about their chosen topic.