NodeJS

Use nvm (Node Version Manager) to install and switch between multiple Node.js versions on Linux or macOS.

Step 1 - Install nvm

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.5/install.sh | bash
source ~/.bashrc   # or ~/.zshrc

Step 2 - Install Node.js

# Install the latest LTS release
nvm install --lts

# Install a specific version
nvm install 18.8.0

# List installed versions
nvm ls

Step 3 - Switch Versions

# Use a specific version
nvm use 18.8.0

# Set as default for new shells
nvm alias default 18.8.0

# Use an LTS alias
nvm alias default lts/fermium

Verify

node --version
npm --version