- Node.js 22.x (LTS)
- Node.js 24.x (LTS)
- Node.js 26.x (Current)
Minimum required: Node.js >= 22.0.0
# Recommended version (see .nvmrc)
nvm use 22
# Development mode
npm run dev -- --version
# Run tests
npm test
# Compatibility check
npm run test:compat- TypeScript target: ES2022
- Module system: ESM
- Dev tooling: tsx (fast TypeScript execution)
GitHub Actions tests against Node.js 22.x and 24.x on every push and PR.