Blog
Tips for responsive design & developer tools
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Capturing screenshots in Polypane
Sharing in-progress work, pointing out a bug, or clarifying which area you're talking about: as a developer you're sharing screenshots all the time. In Polypane, we've made it easy to capture different types of…
Polypane on the Pixels with purpose Podcast
I recorded a podcast with the folks from Nordcraft on their new Pixels with Purpose podcast channel. We chatted about accessibility, education around that and of course about Polypane. Check it out: Or watch the…
Polypane 24: Recording, 3D view, Custom tab colors and HTML editing
This is a jam packed release. We're introducing a new recording feature, a 3D stacking context visualization, you can customize tab titles and colors so you never confuse local and production again, the elements panel…
The WebAIM Million 2025: Solving the most common issues
Every year, WebAIM conducts an automated survey of the top one million home pages to identify the most common accessibility issues and trends. They collect (automatically detectable) accessibility issues, along with…
The CSS Transform property and individual transforms are additive
Here's something you might not know: the CSS transform and individual transform properties ( translate , rotate and scale ) are additive. If you set both, the values are all added together to determine the final…
Decoding CSS Selectors: :has(:not) vs :not(:has)
CSS functions like :is(), :not() and :has() are powerful tools that make it much easier to select elements specifically. We've written before about how ::where() :is() and :has() make your life easier , as well as how…
Polypane is hiring Igalia to work on Chromium
Polypane has hired Igalia to work on a number of bugs and features in Chromium directly. This work will enable improvements and new features to Polypane, as well as the wider Chromium community. What's Polypane…
Polypane 23.1
The elements panel now shows which elements have event listeners, the screenshot editor has a whole range of new shortcuts to make it even easier to use and we've made improvements to the JSON viewer. What's Polypane…
Polypane 23
Polypane 23 runs on Chromium 132 and includes a number of quality of life improvements and bug fixes. What's Polypane ? Polypane is the web browser for ambitious web developers. It's a stand-alone browser that shows…
Always open localhost in your development browser
Many development servers will automatically open their URL when you launch them, and without configuration that happens in your default browser. If you use a separate development browser, like Polypane, that can be…
Polypane 22.1: true browser tabs and a new split layout
In this last full release of 2024 we're shipping two big new features and a host of improvements and fixes. The biggest new feature is the introduction of true browser tabs that keep their state, and the second is the…
The devtools features you wish you had, available in Polypane
A while ago Adam Argyle of the Chrome Devtools team asked developers on X/Twitter a question: Adam got a ton of responses with many good suggestions and ideas. After reading through all of them, I realized many suggested…