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Develop your theme in multiple viewports at the same time

Polypane shows your site in multiple viewports at the same time, so you never have you resize your browser again.

All your actions, like scrolling, hovering, clicking and keyboard input, are synced between all viewports.

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Built-in CSS framework breakpoints

Find the default CSS breakpoints from popular frameworks like Bootstrap, Bulma and Tailwind in our default workspaces, so you instantly get an overview of them with a single click.

Using custom breakpoints? No problem, Polypane detects those in your CSS and makes panes with a single click.

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Always have your admin panel at hand

Load your wordpress admin panel in our side panel so you can update your site without having to switch tabs

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Dark mode media query ready

Develop your site in light and dark mode at the same time, both in view and synced together. There is no faster way to build sites with dark and light mode.

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Live reloading. For everyone.

With built-in live reloading it doesn't matter if you have a hot-reloading setup or not. Anyone using Polypane can get live reloading setup with a couple of mouse clicks.

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Your favorite DevTools extensions

Install and use your favorite devtools, with support for React DevTools, Vue.js DevTools, Redux DevTools, Angular, Svelte and many more.

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There's much more to discover:

Unlimited Viewports
Scroll Syncing
Hover Syncing
Grid Overlays
Unified Console
Keyboard Syncing
Device Presets
Freeform Resizing
Horizontal Overflow Detection
Developer Tools
Pixel-perfect Social Media Previews
Different Layout Modes
Device Emulation
Handoff Support
Live Reloading
Accessibility Audits
Page outlines
Live CSS Editing
Color Blindness Simulators
Full Page Screenshots
Visual Design Diffing
CSS Breakpoint Detection
Overview Screenshots
Unified Element Inspector
Touch emulation
Devtools Extensions
Broken Link Checking
Custom Headers
Dark Mode
…and more added monthly!

Try Polypane now and start developing Wordpress sites twice as fast

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Developers and designers love Polypane

Here's what they have to say:

It is convenient seeing your work in multiple responsive views at the same time. Love it, 💯

Sara Soueidan Independent front-end UI engineer, Speaker/Trainer

This thing is FAST and the synchronized scrolling works amazingly. Prepare to be impressed.

Vivian Guillen Frontend Developer & Curator at Tailwind Weekly

Using Polypane and woah this is awesome! It’s really slick and fast! I was just 5 minutes in and I already fixed a bug.

Sergio Mattei Founder at Makerlog

Build Wordpress sites. Twice as fast.

Polypane makes developing Wordpress sites fast, easy and fun.

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Polypane screenshot