Newz Mixer is a clone app of Hacker News, developed using Next.js. It scrapes data from Hacker News to keep users updated with the latest news and discussions, storing the data in a PostgreSQL database. Deployed on Vercel, the app allows users to create accounts and log in, enabling personalized features such as upvoting and hiding posts. This ensures a customized and interactive user experience while staying informed about tech news and trends.