Bolt.new is an ultra-fast, AI-enhanced coding platform that feels like a fusion of a REPL, terminal, and intelligent IDE—all in your browser. It’s built for speed, simplicity, and experimentation, giving developers and learners a playground to test, iterate, and build without setup friction. Think of it as the lightning-fast scratchpad for your code—fueled by AI.
Replit is more than just an online coding platform—it's an AI-powered development environment designed to make building, deploying, and collaborating on code faster and easier than ever. With a powerful set of tools including its AI coding assistant, Ghostwriter, Replit is revolutionizing the way developers, students, and startups write software.