No frameworks. No boilerplate generators. No "clone this starter repo." Just you, a terminal, and Node.js starting from nothing and understanding every single step. This guide works on Windows, macOS, and Linux. The concepts are the same everywhere. Step 1: Installing Node.js Go to nodejs.org and you'll see two versions available: LTS (Long-Term Support) — Stable, recommended for most projects and beginners Current — Latest features, but less battle-tested Install the LTS version. Unless you specifically need a bleeding-edge feature, LTS is the right call. It's what production systems use. The installer on the site handles everything — Node.js itself, and npm (Node Package Manager) which comes bundled with it. Just run the installer and follow the prompts. Linux users: You can install via your package manager ( apt , dnf , etc.), but the versions in default repos are often outdated. Use the installer from nodejs.org or a version manager like nvm for better control.…