Better Fullstack is a CLI tool that scaffolds production-ready fullstack applications by letting developers mix and match from 270+ options across 4 language ecosystems (TypeScript, Rust, Python, Go). It supports 15 frontend frameworks, 17 backend frameworks, 6 databases with 13 ORMs, auth providers, payment integrations, AI tooling, and deployment targets. A single command like `bun create better-fullstack@latest` generates a configured project in milliseconds.