Express.js Setup Reference

Complete Express.js configurations, setups, and best practices

Express.js Docs
4+
Database Options
REST
API Ready
3+
Template Engines
Vercel
Deployment Ready

Quick Setup Commands

Express.js Basic Setup

Initialize Link new Express.js application with npm

bashTerminal
npm init -y
npm i express

.gitignore Configuration

Essential .gitignore file for Node.js/Express projects

bash.gitignore
# Dependencies
node_modules/

# Environment variables
.env
.env.local

# Logs
logs
*.log
npm-debug.log*
yarn-debug.log*
yarn-error.log*

# Runtime data
pids
*.pid
*.seed
*.pid.lock

# Coverage directory
coverage/

# Build output
dist/
build/

# IDE files
.vscode/
.idea/
*.swp
*.swo

# OS files
.DS_Store
Thumbs.db

Tailwind CSS Configuration

Setup Tailwind CSS with Express.js

bashTerminal
# Install Tailwind CSS and dependencies
npm install -D tailwindcss
npx tailwindcss init

# Install additional plugins (optional)
npm install -D @tailwindcss/typography daisyui

EJS Template Engine Setup

Configure EJS as the template engine for Express.js

bashTerminal
# Install EJS
npm install ejs

Additional Resources

Mongoose Documentation

Complete MongoDB ODM guide

Learn about schemas, models, queries, and middleware

Tailwind CSS Docs

Utility-first CSS framework

Complete reference for Tailwind CSS classes and utilities

Vercel Deployment

Serverless deployment platform

Deploy Express.js applications with zero configuration