Polypane. For devs who care
@polypane.app
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 https://polypane.app | By @kilianvalkhof.com
Control all browsers on any device from inside Polypane. Synchronised interactions, Inspect and Edit styles, get console output.
All without a single line of configuration.
All without a single line of configuration.
January 9, 2026 at 1:21 PM
Control all browsers on any device from inside Polypane. Synchronised interactions, Inspect and Edit styles, get console output.
All without a single line of configuration.
All without a single line of configuration.
Reposted by Polypane. For devs who care
By the way did you know @polypane.app has a full-blown XML viewer built in? Because of course it does.
polypane.app/docs/json-an...
polypane.app/docs/json-an...
JSON and XML viewer | Polypane
When you open a JSON or XML file in Polypane (either from a URL, or as a .json/.xml file on disk) it is shown in a viewer that shows the…
polypane.app
January 7, 2026 at 9:07 AM
By the way did you know @polypane.app has a full-blown XML viewer built in? Because of course it does.
polypane.app/docs/json-an...
polypane.app/docs/json-an...
1. Open your Portal on any other device or browser
2. Add a snippet
3. Activate it
Snippets now run in any device you have connected to Polypane portal.
2. Add a snippet
3. Activate it
Snippets now run in any device you have connected to Polypane portal.
December 17, 2025 at 12:22 PM
1. Open your Portal on any other device or browser
2. Add a snippet
3. Activate it
Snippets now run in any device you have connected to Polypane portal.
2. Add a snippet
3. Activate it
Snippets now run in any device you have connected to Polypane portal.
* rename it to ⚫ and remove the icon.
December 4, 2025 at 10:54 AM
* rename it to ⚫ and remove the icon.
Let me think about that! An option to hide it can be done. For now you can also rename the project to "⚫" and that will make it smaller and less noticeable.
Every time I tried to design a light header it didn't look good (and I'm a light mode user!) so that's maybe a longer term thing.
Every time I tried to design a light header it didn't look good (and I'm a light mode user!) so that's maybe a longer term thing.
December 4, 2025 at 10:54 AM
Let me think about that! An option to hide it can be done. For now you can also rename the project to "⚫" and that will make it smaller and less noticeable.
Every time I tried to design a light header it didn't look good (and I'm a light mode user!) so that's maybe a longer term thing.
Every time I tried to design a light header it didn't look good (and I'm a light mode user!) so that's maybe a longer term thing.
We appreciate it! You can always reach out with questions or suggestions
November 29, 2025 at 12:54 PM
We appreciate it! You can always reach out with questions or suggestions