page = blog | deno
url = https://deno.com/blog
Deno 1.22 Release Notes

Deno 1.22 changes default type-checking behavior, removes Deno.emit() API, adds Response.json() API, adds Deno namespace to workers by default, and more

Announcing the Web-interoperable Runtimes Community Group

Deno partners with Cloudflare and others on runtime interoperability through web standards.

How to setup a blog with Hugo and Deno Deploy

Set up and deploy a blog to the edge in minutes.

Deno 1.21 has improvements to testing facilities, the REPL, adds deno check, improves the language server, adds a new subprocess API, and more

Netlify Edge Functions on Deno Deploy

Introducing Netlify Edge Functions built on Deno Deploy.

A Whole Website in a Single JavaScript File

Explanation and making of a website in a single JavaScript file

Supabase Functions on Deno Deploy

Supabase developers can now deploy global edge functions on Deno Deploy.

Deno 1.20 increases performance, auto-compresses http responses, adds 'deno task', adds 'deno bench', allows import maps in deno.json, and more

How to use Google Analytics in Deno Deploy

An example of how to use server-side Google Analytics in Deno

How to publish Deno modules to NPM

dnt and oak - making code work across Deno and Node.js

Deno 1.19 improves our web streams integration, introduces a `deno vendor` subcommand, and adds many other new features.

Static Files on Deno Deploy

Deno Deploy runs Deno programs at the edge, now with support for static files.

A list of every web API in Deno

Have you ever wondered how web compatible Deno is? In this blog post I explain every single web API available in Deno.

Deno in 2021

Retrospect of what happened in 2021 and what's coming in 2022

Deno 1.18 marks the finalization of the Web Cryptography API, and adds, stabilizes, and improves many features.

January 4th incident update

Post-mortem report for the 40 minute service outage on on 4th January 2022.

Deno 1.17 adds JSON imports, import completions in the REPL, and much more.

Deno joins TC39

Deno has joined the JavaScript standards committee to improve the language for everyone.

Web Streams at the Edge

Deno Deploy provides web standard streaming infrastructure to easily whip up real-time applications.

Slack Introduces New Platform With Help From Deno

Today Slack has announced their next generation development platform. Slack chose Deno for its "secure by default" principles, its web standard APIs, and its first-class TypeScript support.

Connecting to Postgres from the edge

Many serverless at edge products can not connect to Postgres because they don't support TCP. Deno Deploy can.

Deno 1.16 adds support for new JSX transforms, reading files from disk using fetch, and much more.

Deno Deploy Beta 3

Deno Deploy is a multi-tenant distributed JavaScript VM running in 28 data centers across the world.

Deno 1.15 improves Web Crypto support, adds deno uninstall subcommand, stabilizes URLPattern and more.

September 23 incident update

Post-mortem report for the 35 minute service outage on on September 23, 2021.

Deno 1.14 improves Web Crypto support, adds customization options to deno fmt and deno lint, introduces URLPattern, and more.

Deno on MDN

Web compatibility data for Deno is now available on MDN.

Deno 1.13 stabilizes the native HTTP server, and introduces FFI, a streaming WebSocket API, the new self.structuredClone() function and more.

Post-mortem report for the 6 minute service outage on July 27, 2021.

The Deno 1.12 release adds server side WebSockets, support for WASM threads, new web crypto APIs and more.

The Deno 1.11 release adds new web APIs, resolves long standing issues, and improves editor experience.

Deno 1.10 improves the built-in test runner, adds support for Web Storage API, structured clone, and more.

Deno 1.9 adds a new native HTTP/2 web server, a vastly improved op infrastructure, import completions in the LSP, an interactive permission prompt, blob url support.

Announcing the Deno Company

We have raised money to enable the millions of web programmers out there to maximally leverage their craft.

Deno 1.8 adds experimental support for the WebGPU API, adds support for importing private modules, stabilizes import maps, revamps coverage tooling, adds ICU to provide internationalization out of the box, and a whole lot more.

Deno 1.7, one of our largest releases to date, adds cross compilation and 60% smaller binaries for deno compile, a DNS resolver API, support for data URLs in import statements and web workers, and much more.

Retrospect of what happened in Deno in 2020

Deno 1.6 adds the ability to build your Deno projects into fully standalone, self-contained executables with `deno compile`. The release also introduces a built-in LSP for editor integrations, and experimental Apple Silicon support.

Deno 1.5 improves `deno bundle` with support for tree shaking and a 15x speed improvement. This release also adds the `alert`, `confirm`, and `prompt` APIs and enhances the REPL.

Deno 1.4 adds support for the web standard WebSocket API, deno run --watch, and integrated test coverage. This is the largest feature release yet.

Updates to deno.land/x

Design considerations and changes for the new code hosting service.

Deno 1.0

Dynamic languages are useful tools. Scripting allows users to rapidly and succinctly tie together complex systems and express ideas without worrying about details like memory management or build systems.