Install TypeScript in TypeScript
From the TypeScript cheat sheet · Setup · verified Jul 2026
Install TypeScript
Add the compiler as a project dependency, verify it, and initialize tsconfig.
bash
# Requires Node.js and npm
npm init -y
npm install --save-dev typescript
npx tsc --version📌 Install TypeScript per project for reproducible compiler versions
💡 Commit package-lock.json so teammates use the same dependency tree
🔍 npx resolves the compiler from the local project first
🎯 Enable strict mode for the strongest type checking
installnpmtsconfigcompiler
Continue with TypeScript
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