JSON Lines Viewer

A lightweight, interactive TUI (Text User Interface) viewer for JSON Lines (.jsonl) files with syntax highlighting and folding capabilities.

Features

• 🚀 Fast and lightweight JSON Lines file viewer
• 🎨 Syntax highlighting for different JSON elements
• 📂 Collapsible JSON structures
• ⌨️ Vim-style navigation
• ↔️ Horizontal and vertical scrolling
• 🖥️ Full-screen terminal interface
• 🔍 Easy navigation between JSON records

Installation

# Clone the repository
git clone https://github.com/guru4elephant/json-viewer.git
cd json-viewer

# Install dependencies
pip install -r requirements.txt
python3 setup.py install

Dependencies

• click
• prompt_toolkit

Usage

jv sample.jsonl

Key Bindings

Key	Action
↑/↓	Navigate between JSON records
j/k	Scroll up/down one line
f/b	Page down/up
PageUp/PageDown	Scroll page up/down
Ctrl+F/Ctrl+B	Alternative page up/down
←/→	Scroll horizontally
Enter	Toggle fold/unfold JSON structure
q	Quit the viewer

Color Scheme

• 🔵 Cyan: Keys
• 🟢 Green: Strings
• 🟡 Yellow: Numbers
• 🟣 Purple: Boolean values
• 🔴 Red: Null values
• ⚪ White: Braces and commas

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

1. Fork the repository
2. Create your feature branch (git checkout -b feature/AmazingFeature)
3. Commit your changes (git commit -m 'Add some AmazingFeature')
4. Push to the branch (git push origin feature/AmazingFeature)
5. Open a Pull Request

License

This project is licensed under the MIT License - see the LICENSE file for details.

Acknowledgments

• Built with prompt_toolkit
• Inspired by the need for a simple, efficient JSONL file viewer

Author

Dongdaxiang - @guru4elephant

Support

If you found this project helpful, please give it a ⭐️!