Deno Deployᴱᴬ changelog

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June 12th, 2025 Jump to heading

Deno Deploy^EA now supports playgrounds!
- Playgrounds can be created and accessed from the playgrounds tab in the organizations overview
- Playgrounds can contain multiple files and include build steps
- The playground UI features an iframe to preview your deployed app
- Three templates are currently available: hello world, Next.js, and Hono
On mobile devices, there is now a floating navbar that doesn't intrude into page content

Deno Deploy^EA has a new logo!
Anyone can now join Early Access by signing up at dash.deno.com
Builds
- Builds can now use up to 8 GB of storage, up from 2 GB
- Builds can now use environment variables and secrets configured in the organization or app settings (in the new "Build" context)
- Builds now have a maximum runtime of 5 minutes
The metrics page has had a complete overhaul, by rewriting the chart rendering:
- Dragging on a graph now zooms in on the selected area
- Much more data can now be shown without the page becoming slow to load
- The tooltip now follows the mouse cursor, together with a new crosshair that allows for precise analysis
- Font sizes and colors have been improved for better readability

Builds should not get stuck in a pending state anymore
Dashboard pages now load significantly faster
Correctly show spans in traces that have parents that are not exported (yet)
The metrics page correctly refreshes now when switching time ranges
The "Clear search" button in the telemetry search bar now works correctly
Older Next.js versions (such as Next.js 13) build correctly now
The environment variable drawer is now used everywhere, fixing a bug where multiple env vars with the same name but different contexts would conflict
Running node <path> in the builder does not fail anymore when the path is absolute
npx is now available in the builder
Astro builds will not sporadically fail with --unstable-vsock errors anymore
Svelte projects now deploy correctly when a project explicitly specifies @deno/svelte-adapter

When triggering a manual build you can now choose which branch to deploy
You can now deploy Astro static sites without having to manually install the Deno adapter
There are now reference docs for you to peruse.

SvelteKit auto detection now works when using npm as the package manager
Prewarming does not trigger random POST requests to your app anymore
Visiting a page with a trailing slash will not 404 anymore
Drawers will no longer close if you click inside, hold and drag over the backdrop, and release

You can now bulk import env vars during app creation by pasting a .env file into the env var drawer
SvelteKit now works out of the box without manually installing the Deno adapter
A preset for the Lume static site generator is now available

Environment variables now show up correctly on the timelines page
The production timeline page now correctly shows all builds
app.deno.com works on older versions of Firefox now
Page titles across app.deno.com now reflect the page you are on
The "Provision certificate" button does not lock up after DNS verification failures anymore
Domains that had a provisioned certificate or attached application can now be deleted