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Responsively App: A Developer's Essential Tool for Responsive Design

Responsively App is a modified web browser that streamlines responsive web development for developers, making it faster and more efficient.

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Responsively App: A Developer's Essential Tool for Responsive Design

📦 Get Responsively App: A Developer's Essential Tool for Responsive Design

vmain· GNU Affero General Public License v3.0· ⭐ 25K stars · Updated Mar 28, 2026

In today's fast-paced web development landscape, ensuring your applications look great on all devices is a must. For developers, this often means spending countless hours tweaking CSS and layouts to achieve the desired look across various screen sizes. Enter Responsively App, a modified web browser designed specifically to enhance the responsive web development workflow. This tool allows developers to see their designs in real-time across multiple devices, significantly reducing the time spent on adjustments and making the entire process more efficient.

What Is Responsively App?

Responsively App is an open-source desktop application built using Electron and TypeScript. This tool acts as a modified web browser, allowing developers to preview their web applications in multiple screen sizes simultaneously. With its user-friendly interface and powerful features, it is an invaluable resource for anyone involved in front-end development.

Key Features

  • Multi-Device Preview: View your webpage on various devices side by side, including mobile, tablet, and desktop sizes.
  • Live Reload: Automatically refresh the preview as you make changes to your code, providing immediate visual feedback.
  • Custom Device Management: Easily create, modify, and save custom device profiles to suit your specific testing needs.
  • Network Throttling: Simulate different network conditions to see how your application performs under various scenarios.
  • Dark Mode Support: A dark theme option for those who prefer a darker interface while coding.
  • Open Source: Actively maintained on GitHub, encouraging contributions and collaboration within the developer community.
  • Cross-Platform Compatibility: Available for Windows, macOS, and Linux, making it accessible to a wide range of users.
  • Community Support: Engage with other users and contributors through Discord and GitHub discussions.

Installation & Setup

Getting started with Responsively App is straightforward. Here’s how you can install it on your machine:

CODE
# For Windows
Download the latest installer from the GitHub releases page:
https://github.com/responsively-org/responsively-app/releases/latest

# For macOS
You can use Homebrew to install it:
brew install --cask responsively

# For Linux
You can download the AppImage from the releases page and run it directly:
https://github.com/responsively-org/responsively-app/releases/latest

How to Use It

Using Responsively App is simple and intuitive. Here’s a practical example to get you started:

  1. Open Responsively App.
  2. Enter the URL of the website you want to test in the address bar.
  3. Select the devices you want to preview the site on from the device panel on the left.
  4. As you make changes to your code, save them, and watch the live updates in real-time across all selected devices.
  5. Utilize the network throttling feature to test how your application behaves on slower connections.

This workflow allows for rapid testing and iteration, making it easier to create responsive designs that look great on all devices.

Who Should Use Responsively App?

Responsively App is ideal for web developers, UX/UI designers, and anyone involved in front-end development. Whether you’re a freelancer, part of a team, or working on personal projects, this tool can help streamline your workflow and improve your productivity. If your job involves ensuring your designs are responsive and user-friendly across different devices, then Responsively App is a must-have in your toolkit.

Final Thoughts

In my opinion, Responsively App stands out as an essential tool for modern web development. Its focus on responsive design, combined with features like live reload and multiple device previews, makes it a game-changer for developers. The fact that it is open-source and continually evolving thanks to community contributions only adds to its value. If you haven’t tried it yet, I highly recommend giving it a shot — it just might become your new go-to tool for responsive web development.

ScriptForge Admin

Senior developer and curator of the ScriptForge platform. Specializing in PHP, Laravel, and full-stack JavaScript development.

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