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Deno

@deno.land
8.8K followers 0 following 411 posts

A modern runtime for JavaScript and TypeScript deno.com

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Deno @deno.land · 06/08/2026
Deno 2.9.5 is out 🦕 New: deno compile --engine quickjs, an experimental QuickJS backend for compiled binaries. Same CLI, same source: V8 -> 64 MB QuickJS -> 35 MB ~45% smaller, and it cold-starts ~25% faster. github.com/denoland/den...
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Deno @deno.land · 08/07/2026
Deno v2.9.2 is out with perf improvements: - ReadableStream async iterator now has a sync fast path - queueMicrotask uses V8 natively - zero-copy async writes for node streams - SIMD JSON indexing for npm packuments Plus 39 bug fixes and 13 improvements to Deno Desktop deno upgrade
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Deno @deno.land · 22/05/2026
`import defer` is the new ES2025 syntax for lazy module loading. Deno is the first runtime to ship it and with TypeScript support. Big win for CLI startup and conditionally-loaded code.
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Deno @deno.land · 22/05/2026
deno 2.8 is meaningfully faster
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Deno @deno.land · 22/05/2026
Deno 2.8 is released! - 6 new subcommands - defaulting to "npm:" - Node.js api compat: 42% → 74% - import defer - 3.6× faster cold npm installs - Network debugging in Chrome DevTools - TypeScript 6 - catalog: support - Cross-platform npm installs - deno install --prod
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Deno @deno.land · 19/05/2026
Deno 2.8 ships this week. Our biggest minor release ever. Node.js compatibility: 42% → 75%+ this year. 500+ Node compat commits since 2.7. TypeScript 6.0.3, `import defer` support, several new subcommands, catalog workspaces, CPU flamegraphs, and many more.
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Deno @deno.land · 03/03/2026
Deno v2.7.2 is released `deno install` is now dramatically faster Full release notes at: github.com/denoland/den...
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Deno @deno.land · 02/03/2026
It's about time! Configure and monitor your cron tasks with Deno Deploy. docs.deno.com/deploy/cron/
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Deno @deno.land · 25/02/2026
Deno v2.7 is here! 🕛 Temporal API stabilized 🪟 Windows ARM native support ⚙️ npm overrides support 📦 deno compile --self-extracting 🩹 Node compat fixes ...and more! deno.com/blog/v2.7
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Deno @deno.land · 24/02/2026
Can you spin environments in 200ms with all the dependencies installed and ready to use? You can with snapshots in Deno Sandbox! Do the setup once, reuse it forever. See how in this demo with Python youtu.be/mASEjxpuDTM
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Deno @deno.land · 17/02/2026
Deno Deploy has databases done right. Instant serverless Postgres databases. BYO, or get one from our friends at @prisma.io Watch the full demo 👉 deno.co/show/deploy/db
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Deno @deno.land · 13/02/2026
Deno Sandbox Get Linux microVMs instantly for you or your agentic coding buddy. Watch the full demo: deno.co/show/sandbox...
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Deno @deno.land · 10/02/2026
🚀 Publish applications with Deno Sandbox! The Deno Sandbox SDK lets you create, manage, and deploy applications. A perfect companion for your agentic workflow. Watch the demo: deno.co/show/sandbox...
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Deno @deno.land · 05/02/2026
Deno Sandbox ◽ Volumes ◽ Snapshots ◽ Secrets 👉 See the announcement video for more deno.co/announcing/s...
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Deno @deno.land · 07/01/2026
JavaScript trademark update: - Oracle requested (and we agreed to) a 60-day extension in the cancellation case ttabvue.uspto.gov/ttabvue/v?pn... - We’re deep in discovery, producing extensive evidence that “JavaScript” is used generically across the industry and does not refer to Oracle products.
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Deno @deno.land · 02/01/2026
Need better debugging? Deno Deploy offers V8 engine level metrics to help you identify memory leaks and more, without any additional config.
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Deno @deno.land · 01/01/2026
happy new year
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Deno @deno.land · 30/12/2025
Ever wonder how to trace a request across microservices? Distributed tracing is easy using the traceparent header, and is supported on Deno Deploy with zero code changes. Here's how it works 👇
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Deno @deno.land · 18/12/2025
View different versions of your app on Deno Deploy with timelines: ✳️ One timeline per git branch ✳️ production timeline = main branch ✳️ each timeline gets a URL ✳️ each timeline gets a separate, isolated database For the full video: www.youtube.com/watch?v=2N0F...
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Deno @deno.land · 16/12/2025
Building multi-tenant apps on Deno Deploy has never been simpler. Here's how to setup DNS with wildcard subdomains and SSL in under a minute. deno.com/deploy
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Deno @deno.land · 12/12/2025
Up next. Jump physics! 2nd instalment of this guide coming next week. Follow along and build this game with @thisisjofrank.bsky.social
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Deno @deno.land · 11/12/2025
Deno 2.6 is here: 🛠️ `dx` is the new `npx` ⚡ faster typechecking with tsgo 🔒 improved security with `deno audit --socket` 🦺 safer deps with `deno approve-scripts` 🚘 source phase import support and more! deno.com/blog/v2.6
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Deno @deno.land · 10/12/2025
In Deno Deploy, every branch of your app gets its own database (we call these timelines). Run migrations with the Pre-deploy command:
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Deno @deno.land · 09/12/2025
Scared of waking up to a thousand dollar bill? 😱 You don't have to with Deno Deploy. Here's how you can set spend limits and email alert thresholds 👇
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Deno @deno.land · 04/12/2025
✅ deploy @astro.build ✅ connect local to production ✅ get logs, traces, metrics here's how 👇
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Deno @deno.land · 03/12/2025
Source-phase Wasm import just landed in Deno. This allows imported Wasm modules to be self-describing and sandboxable. No hidden JS glue, explicit capabilities only. PR: github.com/denoland/den...
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Deno @deno.land · 29/10/2025
Zero to database in record time, with Deno Deploy and @prisma.io Try it now at deno.com/deploy
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Deno @deno.land · 09/10/2025
New in Deno v2.5.4: Deno tunnel Connect your local and your Deploy environments.
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Deno @deno.land · 06/10/2025
Deno 2.5.3 has been released github.com/denoland/den...
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Deno @deno.land · 25/09/2025
Deno 2.5.2 has just been released github.com/denoland/den... `deno upgrade`
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Deno @deno.land · 24/09/2025
🍋2️⃣ fresh.deno.dev
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Deno @deno.land · 11/09/2025
2️⃣🔘5️⃣
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Deno @deno.land · 09/09/2025
Curious about Fresh? 🍋 Explore the delightful web framework in this tutorial, or get your own example running on Deno Deploy in a couple of clicks. docs.deno.com/examples/fre...
The logos for Deno and Fresh above a button that says "Deploy" and also the text "Get Fresh!"
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Deno @deno.land · 27/08/2025
Deploy directly from the Deno CLI ⌨️ Manage apps ⌨️ Manage env vars ⌨️ Stream logs to your terminal ⌨️ Configure cloud connections deno.com/deploy
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Deno @deno.land · 26/08/2025
Did you know that your @vuejs.org projects can run on Deno, and live on Deno Deploy? Try our quick start example deno.co/try/vue
A blue button labelled "Deploy" and the logos for Deno and Vue
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Deno @deno.land · 21/08/2025
Create (a) React App on Deno! ⚛️ React + TypeScript + Vite docs.deno.com/examples/rea...
The Deno and React logos over a big blue "Deploy" button and the words: "Deploy with a click"
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Deno @deno.land · 20/08/2025
Patience rewarded. 🎊 Deno Deploy EA now supports KV deno.com/deploy
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Deno @deno.land · 13/08/2025
an update from the team
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Deno @deno.land · 12/08/2025
🚀 Launch your @astro.build projects to Deno Deploy now. This example deploys in a few of clicks. docs.deno.com/examples/ast...
The logos for Deno and for Astro above a blue button that reads "Deploy" and the text, "Go for launch"
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Deno @deno.land · 11/08/2025
Deno, Fresh, Deploy, JSR in one custom, maintained GPT ⚡ paste stack traces and get fixes ⚡ code generation and scaffolding ⚡ API guidance and recommendations chatgpt.com/g/g-7DPO19wN...
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Deno @deno.land · 08/08/2025
Some Friday fun — @thisisjofrank.bsky.social made a cute code-along game engine demo for you to play around with and deploy. deno.co/game-tutorial
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Deno @deno.land · 06/08/2025
The new HTTP Explorer has landed in Playgrounds 🎊 Available now in Early Access deno.com/deploy
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Deno @deno.land · 06/08/2025
Improved testing in Fresh for: ✅ middleware ✅ app wrapper and layouts ✅ file routes and islands e.g. here’s how you can test middleware: fresh.deno.dev/docs/canary/...
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Deno @deno.land · 06/08/2025
Simpler type safety with optional define helpers. fresh.deno.dev/docs/canary/...
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Deno @deno.land · 06/08/2025
Built-in CORS middleware. The new cors() middleware can be used to add Cross-Origin-Resource-Sharing headers to HTTP requests: fresh.deno.dev/docs/canary/...
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Deno @deno.land · 06/08/2025
Cross-Site Request Forgery protection with the new csrf() middleware. fresh.deno.dev/docs/canary/...
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Deno @deno.land · 06/08/2025
Tailwind v4 is supported. Select ‘y’ when prompted during the scaffolding step. (But if you cannot update Fresh immediately, you can still use the official Tailwind v3 plugin.) jsr.io/@fresh/plugi...
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Deno @deno.land · 06/08/2025
Layouts and pages are pluggable. That means you can leverage them in third party libraries:
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Deno @deno.land · 05/08/2025
Zero to @nuxt.com in a few clicks docs.deno.com/examples/nux...
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Deno @deno.land · 31/07/2025
Try our @nextjs.org example on Deno Deploy docs.deno.com/examples/nex...
"Deploy with your next click" with logos for Deno and Next.js, above a big blue "Deploy" button
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