This project presents VideoPlayer, a full-stack video sharing and social media platform that allows users to upload, watch, and interact with video content. It includes features such as likes, comments, subscriptions, watch history, and personalized lists. Built using React, Tailwind CSS, Node.js, Express, and MongoDB, the platform ensures a secure and scalable experience with JWT-based authentication and role-based access control. It also incorporates recommendation systems using collaborative filtering and popularity-based ranking to enhance personalized content discovery and user engagement.