A beginner’s guide to Deno

Deno, the modern and secure runtime for JavaScript and TypeScript, offers a fresh alternative to Node.js. Created by Ryan Dahl, Deno addresses key limitations of its predecessor with built-in TypeScript support and enhanced security features. Discover how Deno can power your server-side applications, automation scripts, and cloud functions.

A beginner’s guide  to Deno
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Recently, I needed to explore Deno for a project, so I thought I’d share what I learned about this modern alternative to Node.js. Queue the findings and resources below!
 

What is Deno?

Deno is a secure, modern runtime for JavaScript and TypeScript, created by Ryan Dahl, the original creator of Node.js. Launched in 2020, Deno addresses several issues that Dahl identified in Node.js, such as security concerns and lack of built-in TypeScript support. It’s designed with enhanced security features and embraces modern web standards. For more context, check out Ryan Dahl’s talk on what Deno solves that Node.js didn’t:
 
Video preview
 

What Can You Use Deno For?

  • Server-Side Applications: Ideal for building secure web servers, APIs, and microservices with built-in TypeScript support.
  • Scripting and Automation: Provides a secure and efficient environment for running JavaScript or TypeScript scripts.
  • Cloud Functions: Perfect for serverless functions where lightweight and secure execution is essential.
 

Getting Started with Deno

If you’re ready to dive in, here are some key resources:
 
And that wraps it up! Have you tried Deno? I’d love to hear your thoughts—send me a note.

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Written by

Lola
Lola

Lola is the founder of Lunch Pail Labs. She enjoys discussing product, SaaS integrations, and running a business. Feel free to connect with her on Twitter or LinkedIn.