Responsively App

Responsively App is a powerful, open-source tool designed specifically for web developers to facilitate the creation and testing of responsive web applications. It provides a comprehensive suite of features that allow developers to visualize their designs across various devices in real-time, streamlining the development process and enhancing productivity.

1. All Devices at Once: View multiple device screens side-by-side for a comprehensive testing experience.
2. Mirrored Interactions: Any action (click, scroll) on one device is instantly mirrored on all other devices.
3. Quick Context Switching: Save and switch between custom device combinations quickly.
4. Extensive Device Profiles: Comes with a wide range of pre-defined device profiles, with options to add custom ones.
5. Unified Inspector: Inspect elements across all devices simultaneously using a single inspector tool.
6. One Click Screenshots: Capture full-page screenshots of all devices in one click, or take individual device screenshots.