Robuta

Short Hills design is a closely-knit team of six located in the USA, UK, Canada and Finland that helps healthcare and other professional small business...

Product review of Polypane, a favorite in my web developer toolkit.

There are five different layouts in Polypane: Horizontal Vertical Focus Split Full You can switch between layouts by clicking the Layout…

The fastest way to get the info for any element is by using Peek. Using Polypane Peek Press and hold alt (on Linux and Windows) or option…

The following article was written by Vivian of Red Pixel Themes on how they use Polypane in their development process and is part of a series of case studies…

With different sessions you can test your web application in various states: logged in, logged out, with different user roles, with…

Polypane has a dark and light interface that you can toggle between using or by selecting "Toggle Dark mode" in the View menu. On macOS…

Polypane portal lets you share your local development environment with other devices and browsers in your network or through a public URL…

The Polypane console, available in the Edit panel and by pressing or (on macOS) is a single console for all visible panes. With it you…

Polypane purveyor Kilian Valkhof joins Nick & Jerod to tell us all about his efforts building a web browser just for web development. We cover it all: from...

Polypane 27 is out! This release brings a new project-focused workflow, a new snippets panel, improved DOM editing and is built on Chromium 142. Here's…

Polypane has support for Chromium developer tools extensions as well as limited support for regular Chromium browser extensions. In the…

We automatically gather web vitals statistics for each pane when you have "Show webvitals status" checked in the Global settings (in the top…

The Track focus debug tool in Polypane shows a floating outline that follows the keyboard focus around the page. This makes it easier to keep track of where...

While Polypane syncs all interaction events, there are some events we can't accurately sync: Closed root web components, since they don't…

Get the browser for devs who care

Polypane is a browser for developers, so it comes with some experimental Chromium features turned on by default. This means you can use…

Because Polypane is a browser for developers, it has slightly different security settings compared to other browsers, and will allow you to…

The "Accessibility" tab in the Info panel checks your site for accessibility issues. Checking a site is a relatively heavy operation so…

There are a number of different ways to set the size of panes and you are free to use whichever method works best for you: dragging to…

The Browse tab in the panel contains a fully featured web browser that you can use to search, look at reference material or use handoff…

Polypane has a few command line options. On Linux polypane will be available in your path after installation, so just polypane will work…

When working with forms, filling them in every time can take a lot of time even when the content is synced across panes . To help with this…

The color picker eye dropper lets you pick colors from anywhere on the screen, and it's available right from the address bar by clicking the…

Press or while using Polypane to quickly show a dropdown with all the shortcuts for easy reference. Default browser functions Function…

With the shortcut you can quickly toggle layout debugging in your panes. This adds outlines to all the HTML elements on the pages letting…

Polypane 26 brings the most accurate device emulation available anywhere. We now emulate small viewport units (svh) and device-specific safe area insets, two…

Polypane lets you emulate different user preference media queries, device properties like pixel ratio and user agent, and network conditions…

When we talk about "the web platform", we often treat it as a unified, standards-based system: browsers implement features from the same...

Polypane works really well with automatic reloading tools like Browsersync or hot module reloading and can be easily started from code…

The Command bar in Polypane lets you control all parts of the application through a keyboard interface. Bring it up with then start typing…

Polypane comes with two sets of developers tools: the native Polypane developer tools and the Chromium developer tools. Polypane developer…

Polypane lets you make screenshots of all your panes together, the visible viewport of a single pane, the full height of a single pane or of…

The Polypane panel is where you can find a ton of information on your page as well as ways to inspect and edit the page. You can open it…

Paste your HTML form code to get a detailed overview of its structure and fields.

The debug tools available for panes contain a wide range of different features to check the quality of your page and the user experience…

Polypane contains a lot of different features that will help you analyze and improve the accessibility of your web pages. Check out the…

These are the known issues in terms of support for various browser capabilities. In future versions some of these might be resolved. While…

Polypane includes both live and autoreloading functionality. Live reloading will automatically refresh your CSS, images or the page…

Matchless Web Studio is a one-man web agency based in Clinton, Mississippi USA. The aforementioned one man in charge is me (Jon Phillips), all-time employee...

Polypane will automatically check panes for horizontal overflow issues and show an icon below a pane when it finds either a horizontal…

The "Workspaces" tab in the panel gives you a visual overview of your workspaces , split into the default built-in workspaces and your…

Quickly calculate any CSS selector specificity score along with explanations. With full support for complex CSS selectors.

The "Source" tab in the Info panel shows the (generated) HTML source of the current page. The HTML is syntax highlighted and sections are…

Though Polypane doesn't have a traditional settings panel, there are still plenty of ways to make Polypane your own and configure it in a…

Polypane Portal shares your local development environment with anyone, anywhere, on any device while keeping everything in sync.

The reference image feature lets you overlay an image on top of a pane, or show it and your site side-by-side. With this you can quickly…

You might have various reasons for wanting to detect that you're running in Polypane. Because Polypane emulates other devices and browsers…

Polypane can be a taxing application, since it will load an instance of Chromium for each pane you have open with similar memory and CPU…

Polypane is really good at surfacing issues with websites. For example with our debug tools , outline panel and accessibility panel . A…

In Polypane, each viewport is called a "pane", and each pane shows the same page, with your interactions being synced across all panes. Each…

Switching to Polypane can be daunting. There's a lot of new UI to get used to along with UI that you won't use (at least not at first) just…

The recently released chrome-devtools-mcp allows you to connect your coding agent (like GitHub Copilot) to a running Chromium instance to inspect and verify…

Polypane comes with a list of pane presets in four different categories: Mobile, Tablet, Desktop and Other. These contain a wide range of…

This guide gives answers to the most common questions you may be asked by your IT or Security teams in order to get approval for Polypane…

Even though more and more people get access to the internet every day, not all of them have fast gigabit connections or unlimited data. Using the media query…

With Polypane's rulers feature you can easily measure and check alignment and overlay grids, columns and rows on a pane. You can configure…

Sergio is the creator of Makerlog , a web app that lets Makers log their progress [including me - Kilian] and he is building the next version using Polypane…

Polypane is a browser that shows your web page in multiple panes simultaneously. Because of that, your site can behave differently compared…

Polypane integrates with several applications and tools. For a quick overview, check out out integrations overview . Pane-level…

Polypane automatically detects width-based CSS media query breakpoints defined in your CSS. The number of unique breakpoints is shown in the…

Check the contrast between colors using WCAG or APCA and get suggestions for better colors if needed.

Test your social media previews before they're published. Never again miss typos and og images after you've already shared your links on social media.

Feb 13, 2025 - Read our indepth Polypane Review article to learn more about the browser and find out if it is the best browser for Web Developers.

The "Elements" tab in the Edit panel lets you inspect and edit elements in all panes at once. That means you know exactly how your changes…

Select any text in Polypane and right-click it to open the context menu. There you can quickly see the length of the selected text. The…

In the top right of the Polypane window is a slider that lets you zoom out all panes simultaneously. This way you can make all your panes…

In horizontal and vertical layouts you can have as many of them as you need. In focus mode, you get a single pane in the center of your…

To install and activate Polypane, follow these steps. Step 0: Make sure you have access To use Polypane you need to create an account, or be…

With the shortcut you can quickly reload all the CSS in a page without refreshing the entire page. You will also find this option by right…

Polypane is a powerful desktop browser for web developers, built to streamline responsive design, accessibility, and SEO testing, all in one place.

The "Outline" tab in the Info panel shows you the page structure in various ways: by headings, landmarks, links, images, forms, focus…

The following guidelines will help you use our brand and assets, including our logo, content and trademarks. Contact us for any questions…

Workspaces allow you to save your favorite sets of panes and switch quickly between them. For example, you can have your device lab saved in…

This guide gives answers to the most common questions you may be asked by your sales and procurement teams in order to get approval for…

Polypane syncs interactions between all panes. You can manage which interactions are synced, or disable them all, by right-clicking the sync…

The missing half of your development environment. Chromium-based workspace for building great websites. Built for web developers who care | Try out for free at...

Experimental web platform features are features that are not yet part of the official web platform specification but are available in Polypane

Polypane is meant as a tool to help you develop your own web pages, but it also includes many of the "regular" browser features for…

The Devtools tab in the Edit panel contains the Chromium devtools. These devtools only work for a single pane at a time, which you can…

The "Storage" tab in the Info panel shows the localStorage, sessionStorage and cookies of the current tab and the sessions in it. When you…