Blog

Announcements Product Update Fresh Deno Deploy How To Engineering Deno in Production Astro Partnerships

September 20, 2023

Deno 1.37: Modern JavaScript in Jupyter Notebooks

Deno 1.37 ships with a Jupyter notebook integration and improved VSCode and LSP features.

September 6, 2023

Product Update Deno Deploy

Announcing native npm support on Deno Deploy

Deno Deploy becomes the first isolate serverless platform to natively support more than two million modules on npm.

September 5, 2023

Product Update Deno Deploy

Deno KV is in Open Beta

Deno KV, the easiest way to add a strongly consistent database to your app, is now in open beta.

August 16, 2023

Product Update Fresh

Fresh 1.4 – Faster Page Loads, Layouts and More

Discover new improvements in Fresh 1.4 that makes your site quicker to load and comes with several improvements to make authoring complex projects easier.

August 3, 2023

Deno 1.36: More flexible security and expanded testing APIs

Deno 1.36 introduces new runtime security options plus expanded testing and benchmarking APIs.

July 18, 2023

Product Update Fresh

Fresh 1.3 – Simplified Route Components and More

Explore the key improvements in Fresh 1.3: streamlined route components, enhanced error handling, updated linting rules, and multi-island exports. This release also supports the stable Deno.serve API, making Deno projects more efficient and manageable.

July 5, 2023

Deno 1.35: A fast and convenient way to build web servers

Deno.serve() is stable, support for key npm packages, and more.

June 15, 2023

Product Update Fresh

Fresh 1.2 – welcoming a full-time maintainer, sharing state between islands, limited npm support, and more

Learn what new features the 1.2 release brings and about the future of Fresh.

May 26, 2023

Product Update Deno Deploy

Node.js built-ins on Deno Deploy

You can now use Node.js built-in modules like `node:http` on Deno Deploy, allowing you to run existing Node.js apps at the edge.

May 25, 2023

Deno 1.34: deno compile supports npm packages

This update augments compatibility with npm and Node.js, incorporates glob support, and enhances TLS certificates with IP addresses. It also brings forth improvements to the configuration, language server, APIs, and updates to V8 and TypeScript.

May 24, 2023

Product Update Deno Deploy

May 23rd, 2023 Deno Deploy Postmortem

Post-mortem report for the Deploy and Subhosting outage on May 23rd, 2023.

May 1, 2023

Announcing Deno KV

Introducing Deno KV, a global key-value database for effortless stateful app development on Deno Deploy, offering seamless integration, strong consistency, and versatility.

April 28, 2023

Deno 1.33: Deno 2 is coming

Deno 1.33 is a step towards our next major release, with improved LSP support, enhanced Node.js compatibility, and more.

March 23, 2023

Deno 1.32: Enhanced Node.js Compatibility

Deno 1.32 brings major improvements to deno compile, Node.js compatibility, Web APIs, and more.

February 24, 2023

Deno 1.31: package.json support

Deno 1.31 adds support for package.json, stabilizes Node-API, Deno.Command API, adds `node:v8` module, and more.

January 26, 2023

Deno 1.30: Built-in Node modules

Deno 1.30 supports built-in Node modules, deno.json is an import map, deno fmt can format without semicolons, and more...

January 23, 2023

Deno in 2022: npm, Edge Functions, Series A, Fresh, and more

2022 was a big year for Deno. Here are the biggest updates from the past year and what's coming up next.

December 14, 2022

Deno 1.29: Custom npm registry support

Deno 1.29 ships with many npm compatibility improvements, lots of quality of life improvements and TypeScript 4.9

November 17, 2022

Build a More Secure Web using npm with Deno

How Deno's secure-by-default and opt-in permissions system gives you more confidence in running untrusted npm modules.

November 14, 2022

Deno 1.28: Featuring 1.3 Million New Modules

Deno 1.28 ships with stabilized npm modules, auto-discovered lock file, a new subprocess API, and more

October 27, 2022

Deno 1.27: Major IDE Improvements

Deno 1.27 ships with major improvements for IDEs, better support for npm packages, navigator.language Web API and more.

September 29, 2022

Deno 1.26 Release Notes

Deno 1.26 adds Cache Web API; improves permission system, experimental npm support, Node.js compatibility; ships with TypeScript 4.8, and more.

September 8, 2022

Product Update Fresh

Fresh 1.1 - automatic JSX, plugins, DevTools, and more

This release makes Fresh even more powerful with automatic JSX, plugins, DevTools integration and more.

August 25, 2022

Deno 1.25 Release Notes

Deno 1.25 adds the `deno init` subcommand, experimental support for importing npm packages, a new faster web server, and performance improvements to the FFI.

August 15, 2022

Big Changes Ahead for Deno

Learnings from our recent survey and feedback from across our community. We'll discuss how we're addressing this feedback and the features to expect from Deno in the coming months.

July 21, 2022

Deno 1.24 Release Notes

Deno 1.24 improves performance of transpiling and type-checking, adds unhandledrejection and beforeunload events, adds import.meta.resolve() API, and more

July 18, 2022

Product Update Deno Deploy

2022-07-18 incident update

Post-mortem report for the Deploy and Subhosting outage on July 18th

July 15, 2022

Product Update Deno Deploy

July 13th Utah Outage Update

Post-mortem report for the outage on July 13th and 14th 2022

June 28, 2022

Product Update Fresh

Fresh 1.0

Fresh is a new full stack web framework for Deno. By default, Fresh web pages send zero JavaScript to the client.

June 21, 2022

Deno raises $21M

Series A led by Sequoia Capital

June 16, 2022

Deno 1.23 Release Notes

Deno 1.23 changes default type-checking behavior, ships with TypeScript 4.7, updates "deno task", and more

June 2, 2022

Product Update Deno Deploy

May 30 incident update

Post-mortem report for the 1 hour service outage on March 30th 2022

May 24, 2022

Product Update Deno Deploy

Deno Deploy Beta 4

Introducing a dashboard re-design, more regions, and billing.

May 18, 2022

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

May 9, 2022

Announcing the Web-interoperable Runtimes Community Group

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

April 21, 2022

Deno 1.21 Release Notes

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

March 17, 2022

Deno 1.20 Release Notes

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

February 17, 2022

Deno 1.19 Release Notes

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

February 10, 2022

Product Update How To Deno Deploy

Static Files on Deno Deploy

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

January 25, 2022

Deno in 2021

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

January 20, 2022

Deno 1.18 Release Notes

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

January 5, 2022

January 4th incident update

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

December 16, 2021

Deno 1.17 Release Notes

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

December 13, 2021

Deno joins TC39

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

November 30, 2021

Product Update Deno Deploy

Web Streams at the Edge

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

November 9, 2021

Deno 1.16 Release Notes

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

October 28, 2021

Product Update Deno Deploy

Deno Deploy Beta 3

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

October 12, 2021

Deno 1.15 Release Notes

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

September 23, 2021

Product Update Deno Deploy

September 23 incident update

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

September 14, 2021

Deno 1.14 Release Notes

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

September 1, 2021

Product Update Deno Deploy

Deno Deploy Beta 2

Deno Deploy is a multi-tenant distributed JavaScript VM running in 25 data centers across the world.

August 23, 2021

Deno on MDN

Web compatibility data for Deno is now available on MDN.

August 10, 2021

Deno 1.13 Release Notes

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

July 27, 2021

Product Update Deno Deploy

July 27 incident update

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

July 13, 2021

Deno 1.12 Release Notes

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

June 23, 2021

Product Update Deno Deploy

Deno Deploy Beta 1

Deno Deploy is a multi-tenant distributed JavaScript VM running in 25 data centers across the world.

June 8, 2021

Deno 1.11 Release Notes

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

May 11, 2021

Deno 1.10 Release Notes

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

April 13, 2021

Deno 1.9 Release Notes

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.

March 29, 2021

Announcing the Deno Company

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

March 4, 2021

March 2 incident update

Post-mortem report for the 98 minute service outage on March 2, 2021.

March 2, 2021

Deno 1.8 Release Notes

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.

January 19, 2021

Deno 1.7 Release Notes

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.

January 15, 2021

Deno in 2020

Retrospect of what happened in Deno in 2020

December 8, 2020

Deno 1.6 Release Notes

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.

October 27, 2020

Deno 1.5 Release Notes

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.

September 13, 2020

Deno 1.4 Release Notes

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.

August 3, 2020

Updates to deno.land/x

Design considerations and changes for the new code hosting service.

May 13, 2020

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.