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BunBackend

A fast JavaScript runtime, bundler, test runner, and package manager all-in-one.

Popularity
69%
Market Share
1.5%
Community
70%
Performance
95%
Founded: 2022
Creator: Jarred Sumner
Learning: Easy
Technologies
Bun

Overview

Bun is a modern JavaScript runtime like Node.js but faster, with built-in bundler, test runner, and package manager. It's designed as a drop-in replacement that dramatically improves performance and developer experience.

69%
Popularity
1.5%
Market Share
70%
Community
95%
Performance

Getting started

Prerequisites

Before getting started with Bun, ensure you have basic knowledge of backend development.

Install Bun, replace node/npm commands, explore built-in tools, and benchmark against existing Node.js apps.

Key features

JavaScript Runtime
Package Manager
Test Runner
Bundler
Node.js Compatible
Web APIs

Use cases

1

Web Servers

Ideal for building scalable and efficient web servers solutions.

2

CLI Tools

Ideal for building scalable and efficient cli tools solutions.

3

Development Tooling

Ideal for building scalable and efficient development tooling solutions.

4

Scripting

Ideal for building scalable and efficient scripting solutions.

5

Performance-Critical Apps

Ideal for building scalable and efficient performance-critical apps solutions.

Pros and cons

Advantages

  • Exceptional performance
  • All-in-one solution
  • Node.js compatible
  • Built-in tools
  • Modern APIs
  • Simplified workflow

Disadvantages

  • Very new technology
  • Incomplete Node compatibility
  • Changing APIs
  • Limited production testing

Who's using Bun

Bun is trusted by industry leaders and innovative companies worldwide.

Vercel
Netlify
Shopify
Discord
Elysia
Remix
Expo
Prisma

Ecosystem

Bun ecosystem includes frameworks like Elysia, growing npm compatibility, and expanding tool integrations.

Best practices

Do's

  • Follow official documentation and guidelines
  • Implement proper error handling and logging
  • Use version control and maintain clean code
  • Write comprehensive tests for your applications
  • Keep dependencies updated and secure

Don'ts

  • Don't ignore security best practices
  • Don't skip testing and code reviews
  • Don't hardcode sensitive information
  • Don't neglect performance optimization
  • Don't use deprecated or outdated features

Leverage built-in tools, test compatibility layers, monitor performance gains, contribute to ecosystem growth.

Get expert consultation

Connect with our Bun specialists to discuss your project requirements