Dart File Viewer

Free online tool to view and syntax highlight Dart code files

// Upload a .dart file to view its content here

Supported file type: .dart

How to Use

Click the "Choose File" button above or drag and drop a Dart file
Select a .dart file from your computer
The file content will be displayed with Dart syntax highlighting
View and analyze your Dart code with proper formatting
Works with all standard Dart files including Flutter projects

Benefits

Privacy focused - Your Dart code never leaves your browser
Full Dart syntax support - Highlights all Dart language features
Flutter compatible - Works perfectly with Flutter project files
No installation required - Works directly in your web browser
Cross-platform - Use on Windows, Mac, Linux, or mobile devices
Completely free - No ads, no tracking, no limitations

Frequently Asked Questions

Is my Dart code uploaded to any server?

No, all processing happens locally in your browser. Your Dart files never leave your computer, ensuring complete privacy.

Does this work with Flutter projects?

Yes, you can view any Dart file including those from Flutter projects. The syntax highlighting works for all Dart code.

Can I edit the Dart code in this viewer?

This is currently a read-only viewer. For editing Dart code, we recommend using IDEs like Android Studio, VS Code, or IntelliJ with the Dart plugin.

Is there a file size limit?

Very large files may cause performance issues, but most typical Dart files will work fine. The practical limit depends on your browser and device memory.

Does this support null safety syntax?

Yes, the syntax highlighting properly handles Dart's null safety features including the ? and ! operators.

Can I use this tool offline?

Yes! After loading the page once, you can save it and use it offline without an internet connection.