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Posted by GeneralMaximus 12 hours ago

Deno Desktop(docs.deno.com)
891 points | 335 comments
leleat 10 hours ago|
> Shared CEF runtime across apps. Every app currently bundles its own CEF copy. A managed shared runtime would drop binary sizes to a few MB per app. On the roadmap.

This[0] sounds interesting. I am not familiar with CEF, so I wonder how the versioning works. When different apps require different versions of CEF, do we just essentially end up with the electron model where every app bundles their own browser (just slightly less bad). Or is there still an advantage to a "shared runtime" in that case?

[0]: https://docs.deno.com/runtime/desktop/comparison/

tonyedgecombe 10 hours ago||
In case anybody else wondered CEF is the Chromium embedded framework.

https://github.com/chromiumembedded/cef

echelon 4 hours ago||
The biggest weakness of a framework like Tauri is the choice to target system webviews instead of bundling a browser runtime.

It seems great to be able to cut hundreds of megabytes out of your app installer, but the platform differences wind up being a complete and ongoing pain in the ass.

Tauri support on Windows is phenomenal.

Tauri on Mac runs into lots of WebKit/Safari issues, especially on older Mac machines that have an older engine that doesn't support modern web APIs. Your app can crash or be left non-functional. You'll find out about these runtime bugs in the wild randomly, and patching for some customers can take days, if not weeks.

Linux support is hellish, and it's best to not even try targeting Linux with Tauri.

Tauri is in the process of adding CEF support. It should probably become the default build target for all platforms.

synchrone 3 hours ago|||
Regular Tauri app (aptakube) user on linux here: the experience is very adequate and smooth, I have no complaints. Speed benefits relative to Electron (similar app: K8S Lens) alone are enough to deal with many possible issues.

Could be attributed to app developers going the extra mile, but I suspect it's the framework choice.

moogly 1 hour ago||
Targeting and building Tauri apps for Wayland, specifically, is a massive headache due to assorted webkitgtk bundling/incompatibility madness.
oooyay 4 hours ago||||
I use Wails which is Tauri but for Go and I don't have the kind of issues you're mentioning. Maybe that is a difference between Wails and Tauri but I don't think the system WebView is a significant factor.
echelon 4 hours ago||
Are any of your Mac users using an 10-year old WebView? We frequently ran into that. And there's nothing that can be done about it except engineering around it.

I also doubt it works well on Linux. The performance of webkitgtk is like running an emulator inside an emulator.

larrysalibra 2 hours ago||
Can you either at build time or runtime specify a minimum macOS version? No one running macOS 26 (for example) is using a 10 year old WebView.
FooBarWidget 2 hours ago|||
Web developers already have to deal with different browsers, versions and API coverage.
kodablah 3 hours ago|||
I used CEF for a project and Google is detecting CEF via some opaque algorithms and not allowing logins from it. From https://security.googleblog.com/2019/04/better-protection-ag...:

> Because we can’t differentiate between a legitimate sign in and a MITM attack on these platforms, we will be blocking sign-ins from embedded browser frameworks starting in June

Granted this was years ago, maybe the situation improved? I had to abandon my CEF project because of this.

iancarroll 44 minutes ago||
Most apps (on desktop or mobile) open third party auth flows inside the user's default browser, which makes this a non-issue. For one, if you embed the Google login flow into your app then I can't reuse my existing session in my browser. But it also exposes my full credentials to your app for no reason, which is a good thing to avoid.
Lucasoato 8 hours ago|||
Just to let you know, CEF was used for Riot and League of Legends client as well [0]. The results haven't been nice, but I'm not aware if this was a problem with the CEF technology itself or other component/processes are to be blamed.

[0]: https://www.riotgames.com/en/news/architecture-league-client...

chmod775 8 hours ago|||
When the new client was built, microservices were the hot new buzzword.

The new client is some weird plugins/services based architecture. Things that'd barely warrant their own class in a boring OOP-based UI framework are instead now "isolated" services. The reality of this isolation being that if one piece breaks, the whole UI becomes unusable anyways. Dozens of things that in another app would've been just a simple synchronous call now behave like remote procedure calls and messages, forcing all the complexity of distributed systems into a local application for no reason.

That's why it runs like ass, breaks if you look at it wrong, and your CPU draws more power when using the client than when playing the game at 200FPS.

atombender 18 minutes ago||||
Also Spotify. I believe Spotify was one of the earliest adopters of CEF, maybe the first major adopter?

The desktop app was originally a native C++ app, but they switched to CEF around 2011-2012. (It caused a very noticeable drop in performance!)

gavinray 4 hours ago||||
CEF is + has been the de-facto standard when you have a native app and want to do a web UI.

It's not the only option, but it's the most mature with the largest amount of docs + stack overflow questions, so it's a "safe" choice.

If you peek into the native resources files of most games/desktop apps, you'll find a good portion of them bundle + use the CEF dll.

NekkoDroid 1 hour ago||||
Both Steam and Battle.net use CEF for their UI as well. And IMO they are on 2 ends of the "nice to use" from the implementation side (Steam being a sluggish hell and B.net being nice). Though then again B.net is only for Blizzard games, so they can also optimise for the limited set games.
socalgal2 1 hour ago||
> Steam being a sluggish hell

news to me. Been using steam since it launched. Never noticed it being sluggish

TylerE 24 minutes ago||
You haven't? Steam has been a miserable experience for years. Great way to make a monster gaming rig replicate the eMachines 1998 experience.
crustaceansoup 4 hours ago||||
On the gaming side, last I checked Steam's client was using CEF too and it doesn't get widespread blame for anything.

No shortage of games using it for in-game browser stuff, too.

megacelebi 5 hours ago||||
This is more a function of how mismanaged the project was at Riot (the iron client days, choosing Ember, etc.) which led to the current state of the launcher.
mannanj 4 hours ago|||
I regularly install and uninstall the league client on Mac based on how I play that game (require fresh installs to raise the playing cost) and their client really sucks. Even freshly installing it, the client inhibits and hijacks mouse clicks from the full screen game when it's open. It took me months to figure out I would have to minimize the game, open and minimize the client (separate app) open, and then clicks would sometimes properly return.

Before that I was closing both and playing a game of roulette. By the the time my game was working, I may have already been reported for being afk and the game ended. Edit: other bugs have included starting to download the game and then signing in afterwards (their UI doesn't stop you) and then download progress disappearing, perhaps hanging, and you having no way to know it for a 40gb file unless over an hour has passed and you check disk size and then realize the client doesn't know how to load it. Start over and do a fresh install again, clear cache etc because their cache of the client still thinks somethings being downloaded even though it's not. Also having chat permanently off, results in weird glitches with friends requests and being unable to add new friends.

Horrible experience. But since the game is so optimized for addiction and dark patterns these days, and sunk cost, its a game I find myself returning to every once in a while.

qbane 8 hours ago|||
I doubt the benefit. Practically every Electron app on a desktop uses different versions of Chromium and many are very out of date because of the risk of breaking when upgrading.
teaearlgraycold 7 hours ago||
People build web apps for an array of browsers and huge ranges of versions. I think if you started using some tech to deploy an end user program and knew from the beginning the browser could be updated beneath you it would work just fine. But if you start with a golden version of Chrome and put off updating for too long you’ve let yourself get too comfortable.
troupo 7 hours ago||
> People build web apps for an array of browsers and huge ranges of versions.

en masse they don't. They just target the latest Chrome

threetonesun 6 hours ago|||
I agree and disagree, you can't target everything, but most (not shit) devs will target at least Safari - 1 or 2, simply because the iPhone market is too good to miss out on. And Safari being, well, Safari, means targeting that is a pretty safe bet for anything else.
Semaphor 5 hours ago||
Depends on the region, no one where I work has an iPhone or a current Mac, so stuff gets tested on FF and Chrome, and Safari gets thoughts and prayers. We would test on Safari if it were simple, but alas.
turtlebits 4 hours ago||
Skipping testing on 15% of all devices to save $600? Sounds like a poor business decision.
conductr 4 hours ago|||
15% of devices is not 15% of users. From my own experience having a web app that is 99% desktop windows users, why would I care about safari?
filmgirlcw 2 hours ago||
Maybe for your app, it doesn’t make sense. And if it’s a pure enterprise app, fair enough (assuming it’s an enterprise that was started more than 15 years ago and only targets regulated or very specific markets). But a good way to guarantee that your app will never go beyond Windows desktop users is to ignore the most dominant mobile platform by users who actually pay for software.
Semaphor 3 hours ago|||
We are a very small company, and have always had far more Firefox than Safari users. And though they get by via dominance, IE style bundling of the browser to the OS is toxic, so good riddance.
tylerchilds 4 hours ago||||
I target IE6 and it just works everywhere
teaearlgraycold 7 hours ago|||
De facto they do because functionality built three years ago and tested then is running along side functionality they built yesterday and tested on today’s Chrome.

People also do seem to test on iOS Safari because that pain in my ass needs special care on my software. So if a site works on it they either got lucky or tested on an iPhone. It’s generally only other people’s weird tech demo stuff that doesn’t work.

lwansbrough 9 hours ago|||
Web devs are used to their target being evergreen, so I suppose you could opt in or out of that model: "just give me what you got".
fwlr 7 hours ago|||
True for this decade, but in the previous decade it was very much the opposite. Before you used any kind of browser api or nice language feature you would feature-detect it:

    if (typeof Array.prototype.includes === ‘undefined’) { …
And if it wasn’t there you would define it yourself, it was called “polyfilling”. This was so commonplace that we built significant tooling like babel to standardize feature detection tests and fallback implementations - for a few years you could write

    request.then(response => response.json())
And behind the scenes the Rube Goldberg machine would turn this into something that would run in a JavaScript environment that had neither arrow functions nor promises.
Someone 9 hours ago||||
> Web devs are used to their target being evergreen

I would think/hope web developers are used to “just give me what you got”. Any other mindset leads to “you must install <browser> to see this site”.

It’s Electron devs that are used to that.

coffeebeqn 5 hours ago||
I love how we’re now reinventing the browser as a much worse version of itself. What if instead of one or two general Web browsers we make everyone install 10 random versions that can only open one website?
lopis 8 hours ago|||
> Web devs are used to their target being evergreen

Since when? The browser landscape is much better today than 10 years ago, but no web dev worth their salt assumes anything about the user agent.

deeringc 6 hours ago|||
I'd prefer if it just used the system webview rather than downloading and managing an embedded browser itself. Webview2 on Windows for example.
jitl 6 hours ago|||
> Small by default, full Node compatibility. The default WebView backend uses the operating system's own webview for small binaries
andrewaylett 6 hours ago|||
That appears to be the default, CEF is available if required (hint: it shouldn't be).
hun3 9 hours ago||
System WebView but Electron is now the system
actionfromafar 8 hours ago||
Ah, that's a new systemd module now.
holistio 7 minutes ago||
I'm very inexperienced with regards to "JS on the desktop" environments. Does this mean any kind of improvements for Electron apps? Is it possible to port them to Deno?
sheept 12 hours ago||
I was wondering how this integrates with Deno's permission system, which is one of its biggest strengths especially for letting agents run amok on your device.

The CLI reference page[0] notes,

> The permissions you grant at compile time are baked into the compiled binary:

I think it would be nice if this could be surfaced to the user somehow, like letting the user know and decide which permissions they want to give access to.

[0]: https://docs.deno.com/runtime/reference/cli/desktop/#runtime...

tomComb 6 hours ago||
You are running a binary that you got from the developer. If it presented you with Deno permissions, I think that would be misleading because there’s no guarantee of their integrity.
sheept 2 hours ago||
That is true. I wonder if it could be possible to let the user supply and wrap the app around their own, trusted installation of Deno (rather than the one bundled in the app) to specify permissions.
porridgeraisin 11 hours ago||
> What deno desktop doesn't have yet

> Runtime permissions for desktop apps (a permission prompt on every filesystem / network access, i.e. Deno's permission system applied to desktop sandboxing).

bobajeff 5 hours ago||
I'm happy to see this I see that this provides CEF, Webview and Raw * backbends but it would be nice if there was also a launch in browser option (like WebUI has). To me that has the best tradeoffs if you want to avoid the mess that is webkitgtk but still not ship (and be in charge of updating) a chromium engine with your app.

* https://docs.deno.com/runtime/desktop/backends/

zamadatix 4 hours ago||
Wouldn't that just be "Raw"? I.e. start a webserver and ask the system to open the URL. There is no "special stuff" to do in this case like avoid sockets in favor of IPC to a well known webview or package CEF and no real integration to make with dev tools etc after - it's just open socket and serve from prebuilt binary.
bobajeff 3 hours ago||
No. As I understand it, the Raw backed just gives you a Window with input handling and you have to embed something like Skia, WebGPU for the graphics. So basically you have make your widget library yourself.

Now you can just start a server with deno pretty easily and serve a website. But WebUI will actually also manage opening the browser window for you as well a make the communication between backend and frontend just like using a Webview or electron.

echelon 4 hours ago||
> I'm happy to see this I see that this provides CEF, Webview and Raw

They beat Tauri at their CEF support.

Webviews are a mistake in most cases. They're too platform-specific, and certain Webviews (Safari/Webkit) are buggy as hell, making platform support a nightmare. (Linux, ironically, is even worse due to how underbaked webviews are on the major desktop Linuces - Tauri is barely functional on Linux.)

Deno Desktop could be a real contender in this space. It's good to see more Electron alternatives.

c-smile 3 hours ago||
I think that my Sciter is better option when you need HTML/CSS/JS native application running on Windows (XP and beyond), MacOS and Linuxes.

Sciter SDK [1] contains scapp[.exe] - standalone Sciter engine that can be attached to HTML/CSS/JS bundle making standalone (single exe file) and portable executable. https://quark.sciter.com/ tool allows to compile such apps.

Size of "hello world" is a size of scapp.exe binary + size of compressed HTML/CSS/JS bundle.

On Windows scapp.exe is of ~14 Mb. On Linux ~18 Mb.

Linux version at startup detects GTK4, Wayland or X11 and uses those as windowing backends.

On all platforms Sciter provides out of the box: HTML/CSS/JS runtime, libuv based Node.JS alike runtime, GPU accelerated rendering, WebGL 3D runtime, JS built-in persistence (NoSQL DB).

It does not have TS compiler built-in as Deno, but that TS-to-JS compiler is better to be outside anyway as it is used only once - at app loading.

[1] https://gitlab.com/sciter-engine/sciter-js-sdk/

40four 5 hours ago||
Deno continues to impress me. It’s honestly been quite a while since I started a new project without it. It has fully won my support over Node.js, the ecosystem has really matured nicely. I don’t know how often I’ll use this feature, but it’s really nice to have the option!
solarkraft 12 hours ago||
This is a smart thing to ship. For me it would totally be a consideration when deciding on a platform to use.
sjeno 12 hours ago|
agree, small footprint & cross-platform looks like a nice alternative to electron or tauri..
franz899 11 hours ago||
Their comparison page shows some savings, but not in every case (~40 MB / ~150 MB) https://docs.deno.com/runtime/desktop/comparison/
doodlesdev 3 hours ago||
The overall feature seems really solid, but I'm impressed they couldn't reduce the average package size further from 40MB even when not using CEF. I guess that wasn't a huge focus when developing this feature? Tauri and Dioxus can easily hit less than 5MB for package sizes.

I find the feature matrix comparison to be extremely well done and the sections beneath explaining advantages and disadvantages to be some of the best docs I've read recently.

https://docs.deno.com/runtime/desktop/comparison/

eric-p7 2 hours ago|
Deno Desktop is bundling the V8 JavaScript runtime so it can have JavaScript on the backend. Tauri uses rust for the backend and your browser's JavaScript engine for the frontend.
qudat 3 hours ago||
> Bindings are not IPC. The Deno runtime and the rendering backend run as threads / processes inside the same address space (CEF) or coordinated process group (WebView). Calls go through in-process channels, and the backend dispatches them from its run loop. -- https://docs.deno.com/runtime/desktop/bindings/

I don't understand how the coordinated process group works. Doesn't that mean in this multi-process mode it must be IPC? Maybe the claim "shared memory space" is more an architectural description than an OS-level claim?

whilenot-dev 3 hours ago||
My guess is that it's not using IPC on OS level, like D-Bus on Linux, but rather a supervisior process starts and orchestrates child processes as needed. And all these processes use a shared memory model.

Here's the CEF docs on processes: https://chromiumembedded.github.io/cef/general_usage.html#pr...

EDIT: ...and the CEF docs on IPC: https://chromiumembedded.github.io/cef/general_usage.html#in...

jankiel 3 hours ago||
this is what I wonder as well.
bel8 11 hours ago||
I'm happy for competition in this space, specially because Deno can run true TypeScript directly and not just strip types like the current Node implementation.

With that said, this is going to eat a lot of Tauri market. Why would I use Tauri now? The 150mb of additional bundle size is just an extra 1 to 10 seconds of download time in most internet connections and you get a reliable rendering engine.

aabhay 10 hours ago||
Tauri doesn't lock you in to one JS ecosystem. In fact, it doesn't require you to use javascript at all.

Also, we've had several developer framework startups get acquired -- Astro, Nuxt, UV, Bun, Vite. It doesn't exactly inspire confidence in a software that you want to last and give support for years.

flohofwoe 10 hours ago|||
Deno also just strips the type annotations when running TS code - at least by default. To get type checking you'll need to run via `deno run --check`, or use the separate `deno check` subcommand. No big deal since type checking and linting usually happens automatically in the IDE during development.
bel8 9 hours ago||
Good to know. Does it also preclude features like enums?
Timon3 6 hours ago|||
Huh, I was going to mention Node's `--experimental-transform-types`, but that was completely removed in v26: https://github.com/nodejs/node/pull/61803
bartlomieju 7 hours ago|||
Bartek from the Deno here. Nope, we do support enums OOTB.
farco12 5 hours ago|||
If you want desktop and mobile builds.

Tauri 2.0 added support for iOS and Android builds as targets.

znort_ 4 hours ago|||
>I'm happy for competition in this space, specially because Deno can run true TypeScript directly and not just strip types like the current Node implementation.

this is misleading. there is no "running true ts". you will always be running pure js (until someone actually develops a "true" ts engine), and deno does "type stripping" just the same. the only difference is that it bundles the tools and makes it transparent and config-free which is more convenient (although more rigid).

jemmyw 4 hours ago|||
> Deno can run true TypeScript directly and not just strip types

What exactly do you mean by that? Because no js engine carries the ts types into the runtime as far as I know. Deno and nodejs both use v8 as the runtime. v8's internal types are not connected at all to the ts types regardless of the wrapper. The only difference might be when/if static type checking is performed.

steve_adams_86 4 hours ago||
I think they mean deno handles transpiling for you so there’s no visible machinery for this aspect of the program. It’s just convenient.
jpace121 11 hours ago|||
> Why would I use Tauri now?

You’re “backend” isn’t JavaScript.

pier25 3 hours ago|||
There’s no running TS. Everyone executes JS.

Also TS itself is going towards stripped types. There’s this proposal which might land on browsers some day:

https://tc39.es/proposal-type-annotations/

And in preparation you can use this setting on your tsconfig:

https://www.typescriptlang.org/tsconfig/#erasableSyntaxOnly

callc 4 hours ago|||
Temporarily at a place with 10-15 mbps. 150 MB is around 1 minute.

I grew up on 30 mbps. >= 100 is all I need nowadays.

But 10 mbps and websites and downloads really start to take a while.

The more bits and bytes you save, the more people will be pleased with your stuff! Even if they don’t know what bits and bytes are, and just go based on impatience

swiftcoder 11 hours ago|||
> and you get a reliable rendering engine

How is it more reliable than Tauri - aren't they both using the system webview?

bel8 11 hours ago|||
Deno Desktop can bundle CEF (Chromium Embedded Framework) according to https://docs.deno.com/runtime/desktop/comparison
fiatpandas 11 hours ago|||
Deno desktop can use system web view OR embed CEF. Tauri is just system web view.
aabhay 10 hours ago||
The benefit of Deno Desktop is it's like Tauri except for when you want it to be Electron???
GeneralMaximus 9 hours ago||
This is a feature many apps actually need.

E.g. Tauri uses WebKitGTK on Linux, which has historically been slow, unstable, and frequently lagging behind the main WebKit project. This is enough of an issue that even Tauri is working on the ability to use CEF instead of the system web view in Tauri apps.

Things are generally fine on recent versions of Windows and macOS. The system web views on these platforms will be evergreen versions of WebKit or Blink. But if you want to support very old versions of Windows or macOS, you might choose to use CEF instead of wrestling with Safari-from-five-years-ago.

SpaghettiX 8 hours ago||
But that would be the same argument for using electron? Why use this and not electron?
jorisw 12 hours ago|
> Web technology is the most widely-known UI toolkit in the world.

Poor choice of words there IMHO.

The reason Electron apps get a lot of flak is because they are everything _but_ a UI toolkit. They consistently miss the mark in adopting UI patterns from their host OS.

Web tech is just web tech. Yes it will allow you to render a button, but even unstyled, the button won't necessarily look native to the OS, and will vary between browsers.

Culonavirus 10 hours ago||
That is not why people use Electron. The goal is not and never was to just be a "UI toolkit" and "adopting UI patterns from their host OS".

Chromium has so much stuff packed into it, its insane. All that utility comes with Electron. And that's a good thing.

If you ever worked with video, for example, you know that having the full power of a modern browser in a desktop app is a game changer. Video playback (not to mention transcoding, which is also possible with modern web and webcodecs) is a complex beast, implementing that yourself is massive undertaking, not to mention in a desktop app that is supposed to work on win/mac/lin. I've built apps with Electron in tens of hours that would otherwise take me tens of days or more (and thats with AI because I'm not a video expert).

Levitating 8 hours ago|||
gstreamer is not that complicated
veltas 6 hours ago|||
Last time I checked there's a small industry of gstreamer contractors, so it's not that simple.
TylerE 7 hours ago|||
It has a really really crappy security record, though.
TingPing 6 hours ago||
Those issues are typically from the decoding libraries you choose. Which could even be ffmpeg if you wish. GStreamer just provides a nice high level API.
kiicia 9 hours ago|||
chromium is basically operating system at this point, it lacks kernel and ability to boot independently (added in chromium os), which is both good (from abilities standpoint) and bad (when copy of chromium is bundled with every app that renders webform with text field and button and nothing else)

when it goes about using webapps as desktop apps, native PWA support should be used, it would - in theory at least - lessen most issues electron apps have but will need extra effort and that's why we can't have nice things (like RAM free for other tasks)

taffydavid 7 hours ago|||
Chrome OS is literally an operating system that's 90% through chromium
ignoramous 8 hours ago|||
> chromium is basically operating system at this point

I get what you're trying to say, but Chromium is far from being an OS. What you could say is, Chromium is as complex as an OS, or is replacing the OS in providing functional libraries atop devices (OS-provided application framework, if you will).

ayewo 6 hours ago||
You are correct. Notwithstanding, people have been expressing the gp's sentiment for like a decade now [1] as is evident in this sub-thread [2], so it's a losing battle trying to prevent people from making such comparisons.

1: 24-core CPU and I can’t move my mouse https://news.ycombinator.com/item?id=14733829

2: https://news.ycombinator.com/item?id=14736498

> Just as a data point - Chrome has more code than the linux kernel -

> It's an operating system (pretending to be a browser).

conradludgate 11 hours ago|||
How is it a poor choice of words? It might not be "native" UI, but they never claimed as such.

I've always felt that native UI on Linux always looks incredibly ugly and I'd much rather use a nicely styled HTML+CSS layout instead.

In my experience, Electron mostly gets flak for being bloated and slow, it not being native is sometimes a secondary point people add on top.

I've always wanted to build a direct-browser integration that could use HTML+CSS for the layout, but avoids needing a JS runtime. Idk how lightweight servo is but one day I hope I will see my idea come to light

loaph 21 minutes ago|||
This isn't exactly what you were suggesting, but it made me think of https://hacks.mozilla.org/2026/02/making-webassembly-a-first... since that article is about not needing to go through js to use wasm.
nicoburns 5 hours ago||||
> I've always wanted to build a direct-browser integration that could use HTML+CSS for the layout, but avoids needing a JS runtime. Idk how lightweight servo is but one day I hope I will see my idea come to light

Blitz (https://github.com/DioxusLabs/blitz) is exactly that. It's a new custom browser engine supporting standard HTML/CSS with a native Rust API (and optional integration with Dioxus which is a React-like UI framework in Rust). Baseline binary sizes are around 10mb.

We share a few components with Servo (Stylo the CSS engine (also shared with Firefox), and html5ever the HTML parser), but we've built a bunch ourselves too: notably we have our own layout engine, DOM tree and event handling. Servo is unfortunately tightly coupled with SpiderMonkey, and there is little prospect of removing that dependency in the short term.

fireant 2 hours ago||
That's really nice. It would be really good for game GUIs too where the situation is quite poor and would work well with underlays/overlays/worldspace UIs. That said while binary size may be around 10mb, it still baloons to 500mb at runtime for your TODO list example which is more than some electron apps.
nicoburns 1 hour ago||
Yeah, the RAM usage is quite high atm. The good news is that it's almost all the rendering layer (WGPU+Vello). So if we can make the renderer more efficient then it's likely we can bring that down. There is also some low hanging fruit in the DOM implementation (but I think that's only actually causing a few 10s of MB of usage).

I would also note that native toolkits (SwiftUI, etc) tend to also use at least ~100mb RAM these days. A lot of that is unavoidable if the app is actually visible, due to modern screen resolutions being so high.

noufalibrahim 11 hours ago|||
I don't mind the idea of using HTML components and widgets to style desktop applications. CSS and the DOM are widely known and reusing those for desktop apps is probably a good idea.

The problem, as you've pointed out, is that electron apps are bloated and slow. If they became the default and my editor, chat client, terminal, and everything else that I keep open were just thin layers around web applications, I'd rather figure out a way to move things into a browser rather than pull a piece of the browser out to wrap these applications.

wiseowise 10 hours ago|||
There’s a point where it stops scaling in the browser, whether it’s due to scale or poor practices. For example Slack is annoyingly slow to start up and work in my FF, but works OK as an Electron app.
djxfade 9 hours ago|||
This is pretty much what Tauri solves. It re-uses the systems WebView. So the built apps are tiny (kb to a few mb)
Abishek_Muthian 11 hours ago|||
Every time I use Zed across Linux, macOS and Windows , I'm amazed stable and performant it's GPUI framework is. As a user, I'm very happy with it; of course some basic features like accessibility is missing but I'm sure it will be implemented soon.

As a developer, I'm not sure what's the barrier for entry is apart from Rust then again it's the USP as well.

fny 11 hours ago|||
Live reload. GUI development in compiled languages is a pain compared to web development.
eklavya 11 hours ago||
Try dioxus, it has live reload but it's a work in progress.
ga_to 10 hours ago||
Dioxus seems to be 'just' another way to generate HTML on the desktop. Electron but Rust? Is there a legitimate upside there?
neobrain 10 hours ago|||
With Dioxus, program logic compiles to native code instead of running it through a JS engine, and it ships its own HTML renderer (Blitz) instead of bundling a whole browser. So it's a lot more lightweight and performant than Electron.

As a minor bonus, the live-reload is also faster than what frameworks like React do. It truly has subsecond latency, which isn't exactly a game changer but is nice when iterating on visual details of an app.

Abishek_Muthian 9 hours ago||
Sounds similar to Wails. It does the same but with Go instead of Rust.
opem 4 hours ago||
I don't think so, wails is more like tauri rather than diouxus
nicoburns 5 hours ago|||
We now also have a custom GPU renderer (Blitz), which makes Dioxus more comparable to Flutter or the other Rust GUI toolkits (GPUI, Iced, etc).
soanvig 9 hours ago||||
For me it's not stable. After they change their renderer from one to another it freezes for me from time to time. But on the other hand I'm running Nvidia on Wayland so I feel no hate towards Zed owners - and restart is super quick ;)
Abishek_Muthian 9 hours ago||
Interesting, I'm on Nvidia in Wayland most of the time too and haven't had single freeze or crash in a very long time. Even the Windows is running inside the Qemu.

What DE? I'm on KDE.

oblio 9 hours ago|||
> basic features like accessibility is missing but I'm sure it will be implemented soon.

Accessibility implementations frequently are more complex than the entire UI drawing bits. Most custom UI toolkits never implement accessibility, even decades after creation.

That hope is misplaced.

Abishek_Muthian 9 hours ago||
I agree about the complexity, but the core developers understand that the accessibility support is crucial and that's where my hope comes from.

[1] https://github.com/zed-industries/zed/discussions/6576

oblio 7 hours ago||
That's good news, but I would continue the timer there. That issue is from March 2023 so the counter is at 3 years, 3 months. Let's see if they have anything decent before 10 years.
smackeyacky 10 hours ago|||
Looking native has long left the station as an objection about a UI.

Like 25 years ago. Nobody gives a damn since Microsoft stopped giving a damn.

vintermann 10 hours ago||
I'm not part of the Apple world, but I thought they gave a damn?
yurishimo 9 hours ago|||
Depends on the tool. We (mac people) tend to prefer native toolbars and settings menus, but I would say the days of relying on a "native" textarea or button are now behind us.

The other thing I find most Mac people appreciate is a shared understanding of hotkeys and if your app goes against the norm, one of the first feature requests will be to add configurable hotkey support.

Unfortunately, Apple has dropped the ball with their newest native apps in regards to UX and it will take years for them to go back and improve things. The new OS this fall is aiming to start that process, but it will still be a band-aid in some respect.

jabwd 10 hours ago||||
Nah they stopped caring as well. Developing an application for macOS is hell nowadays. I hate the state of things but both Apple and Microsoft dropped the ball. Linux is even worse, so yeah I don't see a reality out of this unless we actually create something that surpasses the web in all measures.
nobody_r_knows 8 hours ago||
[dead]
DonHopkins 9 hours ago|||
Liquid Glass says no, they don't give a flying fuck any more.
latexr 2 hours ago||
Liquid Glass proves they do care (otherwise they wouldn’t have gone to the trouble), they’re just bad at it now.
utopiah 12 hours ago|||
> look native to the OS

Is that a problem? A button with a legible label is a button. The host OS doesn't have to look exactly like the applications it runs.

jorisw 11 hours ago||
Consistency is a large factor in any good design, UI design more so.
Gigachad 11 hours ago|||
They have internal consistency. The iOS version looks like the macos version which looks like the web version, etc.

This upsets HN users but the rest of the world decided that apps looking like windows built ins doesn't matter.

ahartmetz 11 hours ago||
It's more like developers decided - nobody asked the users.
debazel 11 hours ago||
ironically the only group of users I've found that actually care about native UI, are other developers and Mac purist.
ahartmetz 10 hours ago|||
I have seen users having trouble with pixel soup UIs. They may not think "This should be in a native toolkit", but they do think "How the hell do I subscribe to a folder in the new Outlook?".
whizzter 10 hours ago|||
Right, but bad UI's was not uncommon before webviews, if anything the spartan-ness of the web often simpified patterns whilst reliance on weird hotkeys in desktop apps isn't uncommon.
ahartmetz 5 hours ago||
>reliance on weird hotkeys in desktop apps isn't uncommon

The only examples I can think of are actions that are intentionally not easy to reach. How exactly it's done is platform-specific, but the (mis)feature doesn't come from the platform and can be implemented in other ways on other platforms.

- Apple UIs hide some power user functionality behind obscure hotkeys

- Similar: Shift-Delete to permanently delete (Windows, KDE) - Similar: Shift-right click to "Open With..." (Windows, KDE)

- In desktop apps that FOR SOME REASON try to look more like web apps, the hidden menu bar can be restored with Alt or Alt-M (Firefox, KDE)

Gigachad 10 hours ago|||
The problem in these usability cases is pretty much always layout and constant redesigns rather than the exact theme the button has. I've seen plenty of unusable native ui soup UIs and very clean and simple custom UIs.
ahartmetz 9 hours ago||
You could call it the exact theme when a clickable UI element looks just like regular text (it was not inside any kind of button-like shape in the Outlook case that I saw), but it's super common to have that in web-based UIs.
ahartmetz 4 hours ago||
(And of course, nobody changed any theme in the outlook case)
lonelyasacloud 3 hours ago|||
> ironically the only group of users I've found that actually care about native UI, are other developers and Mac purist.

One group of people who routinely carry the can for poor product usability and another who by definition care about the Mac platform; entirely what would be expected.

gf000 10 hours ago||||
Consistent like what? Like maybe a decade ago one could say that osx was consistent, but nowadays even SwiftUI and cocoa is visibly different, let alone every second app that uses electron. And people don't care.

Windows has like 4 frameworks available on a bare new, latest OS install, just go deep enough in the "settings" or whatever they call it, and you can reach down to winforms. And on top the start menu is a react element!

(And in Linux you have the gtk and the qt world, and everything else)

jorisw 9 hours ago|||
> SwiftUI and cocoa is visibly different

Do they render different looking buttons?

port11 9 hours ago||||
OS-level consistency is also consistency. It depends what we value. A lot of apps’ design could’ve been basic, OS-like UI. Apps such as GymBook or WhatsApp are internally consistent while still adopting many elements from the system’s design, instead of reinventing the wheel.
eterevsky 10 hours ago||||
Within OS consistency is much less of thing a thing than Web design conventions. Windows by itself has had several different UI frameworks over the years, so different "native" Windows programs can look completely different from each other.
oneeyedpigeon 9 hours ago||
> Within OS consistency is much less of thing a thing than Web design conventions.

Sorry, are you saying that two random web apps will typically share more UI consistency than two random Windows apps? Because, although I'm not currently familiar with Windows, I would be amazed if that were true.

oneeyedpigeon 9 hours ago||||
There are two types of consistency in this context: consistency within an OS and consistency across them. I, too, prefer the first because I only really use one OS, but this preference varies. I don't think it's right to say that the first case = "ui toolkit", but the second case doesn't.
jorisw 9 hours ago||
Consistency as a design virtue applies to a single user's experience. This means consistency within the OS.
DonHopkins 9 hours ago||||
A foolish consistency with terribly designed shallow superficial desktop user interfaces dreamed up by overpaid cocaine addled corporate boutique brand designers with not only no experience but actual burning contempt for usability and human factors and accessability and affordances is the hobgoblin of little minds.

https://daringfireball.net/2025/12/bad_dye_job

jorisw 9 hours ago||
Yes, Dye botched [mac/i/tv/etc]OS 26.

That doesn't say anything about the value of whatever UI kit is in place, being shared consistently by apps. A virtue that, apparent from this thread, is no longer universally shared.

p-e-w 10 hours ago||||
That’s why HN users constantly advocate for Vim, a program in which every single thing works completely differently from every other modern application.
vintermann 10 hours ago||
Yes, if there's one lesson from historical UI research that still holds, it's that mode switching is expensive. That's why people install vi plugins everywhere.

Wait...

p-e-w 7 hours ago||
Vi plugins don’t even exist for the vast majority of applications.
vintermann 1 hour ago||
The last resort is to switch to ROU mode (key combo for entering it is :wq)
m-schuetz 9 hours ago|||
Consistency is the reason why Electron is great. Consistency of the UI across operating systems.
d12bb 9 hours ago|||
Great for the developer. The user doesn’t use Mac, Windows and Linux. Just one for work and one at home, with mostly different apps, so they couldn’t care less if it looks the same on different platforms.
m-schuetz 8 hours ago||
They may care, however, if they get anything at all. I do not have the resources to target something to all platforms, so the alternative wouldn't be "Users get UI targeted towards their OS", the alternative would be "Users get nothing since developers don't have the time to also target their system".
jorisw 8 hours ago|||
> I do not have the resources to target something to all platforms

Some speculate that agentic engineering will enable the return of native apps

skydhash 4 hours ago|||
> I do not have the resources to target something to all platforms

What resources is actually needed? More often than not it just requires good engineering. You do not have to duplicate everything across platforms.

m-schuetz 3 hours ago||
Time. I have the time to maintain a single GUI. I do not have the time to maintain three GUIs. Of course they'll be 99% the same, but checking that this 1% difference behaves and looks fine accross systems adds a substantial amount of effort that I simply can not support. And for what exacatly? I want them to be identical accross systems, not different.
skydhash 3 hours ago||
> And for what exacatly? I want them to be identical accross systems, not different

For your users. Engineering is about designing things for the convenience of the builder, but for the convenience of the user.

jorisw 9 hours ago|||
If you think operating systems have nothing to offer in terms of UI patterns or guidance, then yes, that's a different type of consistency.
m-schuetz 9 hours ago|||
> They consistently miss the mark in adopting UI patterns from their host OS.

What you suggest is a disadvantage is one of the key advantages of Electron to me. I precisely do not want my things to look different on different OS. I don't have the resources to test my apps on all devices, and knowing that whatever I test on one system looks the same on another is A+.

jorisw 9 hours ago||
That's an advantage to you. Not necessarily to your users.
m-schuetz 9 hours ago|||
The alternative is not that users get a UI specific for their OS, it is that users get nothing since I do not have the resources to develop for multiple systems. So yes, it is also an advantage to users.
Klonoar 7 hours ago|||
Users don't actually give a shit.

This is a techie complaint, and that's opting for a charitably nice description.

skydhash 4 hours ago||
> Users don't actually give a shit.

Have you ever had a job as a tech support? If not, you don’t have anything to say.

People do complain about inconsistent UX. Especially when it does not behave like the platform it’s on.

resonious 9 hours ago|||
At this point the only OS with a consistent look and feel at all is Mac. For the other OSes, I don't even know what a "native" look and feel would be. And most apps have their own branding and style they want to tout anyway. So I don't think "apps should look native" is the leading reason to not use Electron.

For me, the leading reason to use Electron is the fact that I already have a browser running so why not just use that to render your webpage... Make it a PWA if you want it in its own window.

jorisw 9 hours ago||
> Make it a PWA if you want it in its own window.

Seems like I'm part of a shrinking minority (in this thread at least) who believes that web[sites/apps] in a browser, and apps running on the host platform, are different things in terms of UX expectations.

pjmlp 11 hours ago|||
Yeah, it is mostly laziness and cost cutting at the expense of users.

Nowadays there isn't even an excuse anymore, just vibe code it away in native frameworks.

gf000 10 hours ago|||
Which native framework?

Even in a "post-vibe code" era I wouldn't want to create multiple versions of the same app, and none of the "platform-native" GUI toolkits run on everything.

SwiftUI is apple-only, gtk has pretty bad compatibility on non-linux, qt is decent but requires C++ or python, and even so still not much for mobile. Don't even get started on "Windows frameworks", because as I write this sentence they may have left a new one in the ditch.

Flutter may be the closest, but why didn't they go with e.g. Java instead of a new language?

So yeah, if you want a truly universal UI then web is your best bet.

jorisw 9 hours ago|||
> if you want a truly universal UI

Right. If you want your app to look the same, custom way, ditching what the OS has to offer.

Some developers still believe an operating system has useful UI components and patterns worth adopting. From this thread it's clear that there's plenty who don't. Personally I view that as a regression.

gf000 7 hours ago|||
Well, maybe Java's AWT has been correct all this time.

Of course there is value in having "OS-native" buttons, transitions, windows etc. And many parts of GUIs are basically standardized. The problem is all the parts that are not, and have to look the same everywhere.

actionfromafar 8 hours ago|||
Probably many Electron users also view that as a regression, but a tradeoff worth making.
ogoffart 2 hours ago||||
one missing from that list: Slint, which i work on. runs on Linux, Windows, macOS and embedded, with app logic in Rust, C++, Python or JS.

You can use JS but it doesn't ship a browser engine, it renders with its own lightweight toolkit.

gen2brain 5 hours ago||||
How about something like this https://github.com/gen2brain/iup-go? Still not released, but I plan to clean all todos in the next few weeks.
pjmlp 4 hours ago|||
The one which OS has to offer.

Web is bad everywhere outside of the browser.

gf000 4 hours ago||
I want to have both linux and mac users (but maybe also android, ios, windows).

You clearly see the issue.

pjmlp 2 hours ago|||
When I started programming, one had to repeat in Assembly the same application for each computer brand.

We are not that bad nowadays, it is a skill issue.

There are plenty of ways to have portable applications with native UIs without shipping a browser.

Somehow we managed to do it for decades and without AI writing the code for us.

If you want to ship a browser, I already have one, thus standard Web, with a daemon if it really must be.

gf000 1 hour ago||
I agree on the standard web point, but you still failed to reply to what is a native UI for every OS.

Portable frameworks exist, but they are at most native to a single platform.

skydhash 4 hours ago|||
> You clearly see the issue

I don’t. VLC is available everywhere, so your requirement is clearly not a problem. Jetbrains is available on all major desktop OS.

gf000 3 hours ago|||
Well, getting a hardware-accelerated blank buffer onto a screen to render video content is hardly the epitome of graphical user interfaces. VLC has very few and basic UI elements.

Jetbrains is a better example, using Java with Swing which is not a common choice. As seen from my other comment, I do think this is a good direction, but it ain't any more native than Flutter or for what it's worth an Electron app, none of these are "what the OS provide". FYI Jetbrains has to do quite a few platform-specific tweaks to make them better citizens on each platform.

skydhash 2 hours ago||
Portable applications is not a recent need. The only requirement is to have a standardize interface and an implementation for each of the platform. Where you put that interface is an engineering skill.

VLC went with QT (which has done all the hard work) for the UI, and their own libraries for the media playing part. Other software like Emacs and sublime has implemented their own UI libraries. Some just ship libraries and others build UI for them.

The issue with Electron is that it brings a whole jungle and a gorilla holding the single banana that the devs actually need. And the dev flung the whole thing at the users. It's like establishing an iron mine, a steel factory and then pollutes the whole region when building a quick stone bridge would do. Because the only thing you know are suspension bridges.

chem83 2 hours ago|||
VLC is not the example you're looking for. Written in Qt for desktop and their own libVLC wrapper for mobile. Yes, in the case of VLC, parent comment is right: you clearly see the issue. And a media player is a relatively uncomplicated piece of software, UI wise.
kajman 10 hours ago||||
I never thought I'd defend Electron, but I'd rather use the bloated web UI than a vibe coded Qt/GTK version I'm positive will not have seen any human QA.
DonHopkins 9 hours ago||
But GIMP! /s
ThatMedicIsASpy 11 hours ago||||
When I can modify my desktop/theme (KDE) with css I will happily start doing it since that sounds easy.
Zetaphor 11 hours ago|||
Good news!

https://9to5linux.com/kdes-new-css-based-style-engine-union-...

d12bb 9 hours ago|||
Styling every application independently because it’s all individual Electron UI without a shared toolkit is much better indeed…
m-schuetz 9 hours ago|||
I have better things to do than spend my time adopting UI for various different systems. If Electron gives me the option to easily create a UI that looks the same everywhere, then I'll pick Electron over anything else any day.
LtWorf 6 hours ago||
I'm completely sure your software is an accessibility nightmare.
LunaSea 10 hours ago|||
Who cares if it looks native?

Native UIs change all the time too and not always for the better.

Levitz 6 hours ago|||
I change clothes all the time too, still match the pieces of clothing each time.

There's aesthetic value to coherence. There's also design, usability value. I have Telegram, Steam and Firefox opened right now and each one of them displays different minimize/maximize/close buttons on the top right. That's not ideal.

LunaSea 5 hours ago||
So if you already wear clown shoes does that mean that you have to wear only clown costumes?
jorisw 9 hours ago|||
Change over time is something different from apps looking vastly different at any given time.
valleyer 7 hours ago||
Unfortunately nowadays even the built-in apps on the major desktop OSes are inconsistent, so the temptation for third-party apps not to care is somewhat understandable.
veber-alex 5 hours ago|||
Nobody cares about this anymore.

On Windows you have 20 different ways to write native apps that all look different.

On Linux you have Qt/GTK and god knows what else.

Only macOS is somewhat consistent although with Liquid Ass it's also getting worse.

raincole 9 hours ago|||
> UI patterns from their host OS

I genuinely wonder who ever want that, and what apps those people use on their PC. Can you imagine, for example, Blender Foundation says that their next goal is to make Blender's UI look more like the host OS?

rjrjrjrj 3 hours ago||
I have used Blender just a bit, but it was very jarring when I first opened it and discovered that it has its own menu bar within the window, rather than at the top of the screen. It has its own save/open window rather than using the system-provided one, as nearly all truly native Mac apps do. I doubt most Mac users like this.

I have somewhat more experience with QGIS. It has a standard Mac menu bar, but the icons are inelegant and Windows-ish, window layouts are Windows-ish, dialogs don't behave correctly in Mac full screen mode. It could use a MacOS glow-up.

I think Visual Studio Code (native menu bar, native save/open, but a core UI kind of unto itself that is consistent across Mac and Windows) does a better job of balancing cross-platform vs native.

And then there's the approach taken by Adobe and Microsoft Office. These apps do a much better job of adopting native platform appearance and conventions (sometimes at the expense of application consistency across platforms).

MoonWalk 46 minutes ago||
So... it has a menu bar where it belongs: on the application's main frame. But yes, that'll be jarring for Mac users, who have suffered a single menu with split-personality disorder for far too long.

As for the common dialogs, I agree with you. There's no better example of why you should stick with common dialogs than the shitshow that is Microsoft Office. The file-save... thing is mind-bogglingly bad. It looks like a hastily-thrown-together debug screen. You have no idea what you're looking at. The fields are primitive, unnecessarily-huge box outlines. There's no treeview to show you where you're working in the filesystem. There's a big list of what, history? Why?

Garbage.

stared 8 hours ago|||
Tauri is getting traction in the meantime.

A non-native UI has some issues, but also one clear advantage - it is easier to make a cross-system app with the same looks.

duped 2 hours ago||
Tauri is a good way of packaging offline PWAs. It kind of sucks for building proper applications. The entire model for integrating with a local backend is just bonkers (no, I don't want my local application to pretend to be a web server - it's not a web server, I want to give you actual host bindings and share memory).
wiseowise 10 hours ago|||
> Web tech is just web tech. Yes it will allow you to render a button, but even unstyled, the button won't necessarily look native to the OS, and will vary between browsers.

The irritating, and unnecessary, pedantry.

nnevatie 9 hours ago||
Indeed. Even Qt isn't native, in the most purist sense.
wilg 12 hours ago|||
None of that changes whether it's a UI toolkit, which it surely is.
DonHopkins 9 hours ago|||
Since when did anyone ever complain that youtube, google maps, roblox, or any other web sites didn't have native buttons and UI patterns?

Are you implying that the Windows, Mac, and Linux native desktop user interfaces don't all totally suck??! Or that there wasn't a huge celebration when Alan Dye finally left Apple for Meta? Or that users are clamoring for Jony Ive's infamous shallow superficial visual elegance over affordance and discoverability and usability?

Is it just too confusing for people to use youtube because the buttons don't look and feel exactly like native Mac buttons on the Mac and native Windows buttons on the Windows and whatever the kids are using on Linux desktops these days, therefore nobody uses youtube, and that it will only ever get popular if it just had a native look and feel?

jorisw 9 hours ago|||
Basically you're saying websites are the same as apps, and whether they're used in the browser or as a desktop app, the UI is fine to ditch that of the OS. Fine if you think so. I'll be sad to see OS and apps diverge completely in terms of UI.
d12bb 9 hours ago|||
YouTube succeeds for its content. Its UI is hot garbage both in the web and their apps. Google Maps is an atrocity and I’m very thankful Apple has decent data where I live. Roblox I don’t know, other websites I consume mostly in Reader mode.
divan 7 hours ago||
This. It's nuts how the whole industry accepts that typesetting engine from 80s with bunch of hacks on top is currently dominating cross-platform UI development.
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