A lightweight macOS menu bar application that provides developers with quick access to commonly-needed utility functions without opening a web browser.

• JSON Formatter & Validator

  • Format/beautify JSON with proper indentation
  • Minify JSON (remove whitespace)
  • Validate JSON syntax with clear error messages
  • Real-time validation as you type
  • File upload support for JSON files
  • Copy/paste integration with system clipboard
  • Keyboard shortcuts (⌘+Return to format)
  • NEW: JSONPath Query Support
    • Query JSON data using JSONPath expressions
    • Support for property access, array operations, wildcards
    • Recursive descent for nested searches
    • Basic filter expressions for conditional selection
    • Quick-access examples for common patterns

• Base64 Encoder/Decoder

  • Encode text to Base64 format
  • Decode Base64 strings to readable text
  • Bidirectional conversion with validation
  • Copy/paste integration

• URL Encoder/Decoder

  • Encode URLs with proper percent-encoding
  • Decode URL-encoded strings
  • Handle special characters and query parameters
  • Support for complex URL structures

• Hash Generator

  • Generate MD5, SHA1, SHA256 hashes
  • Support for text input with real-time generation
  • One-click copy to clipboard for each hash type
  • Multiple hash algorithms simultaneously

• UUID Generator

  • Generate Version 4 UUIDs instantly
  • Multiple format options (with/without hyphens, uppercase/lowercase)
  • Bulk generation with customizable count
  • Quick copy individual or all UUIDs

• JWT Token Tool

  • Decode JWT tokens to view header, payload, and signature
  • Generate new JWT tokens with custom claims
  • Verify JWT signatures with secret keys
  • Support for HS256, HS384, HS512 algorithms
  • Human-readable claims display with expiration tracking
  • JSON view for raw payload data
  • Copy individual sections or entire tokens

• Regex Tester & Matcher
• Color Converter (hex, RGB, HSL)
• QR Code Generator

• macOS: 15.0 (Sequoia) or later
• Xcode: 15.0 or later
• Swift: 5.9 or later

brew install --cask dilee/tap/zen-dev-toolkit

brew update && brew upgrade --cask zen-dev-toolkit

# If you prefer to tap the repository first
brew tap dilee/tap
brew install --cask zen-dev-toolkit

1. Download the latest release from the Releases page
2. Unzip the downloaded file
3. Move ZenDevToolkit.app to your Applications folder
4. First launch: Just double-click to open (fully signed and notarized)

Get ZenDevToolkit directly from the Mac App Store for automatic updates and seamless installation.

1. Clone the repository:

   git clone https://github.com/dilee/zen-dev-toolkit.git
   cd zen-dev-toolkit

2. Open the project in Xcode:

   open ZenDevToolkit.xcodeproj

3. Build and run:

   • Select your Mac as the build target
   • Press ⌘+R or click the Run button in Xcode
   • The app will appear in your menu bar

1. Launch the app: Look for the toolbox icon (📦) in your menu bar
2. Open tools: Left-click the menu bar icon to open the tool popover
3. Switch tools: Use the segmented control at the top to switch between utilities
4. Access menu: Right-click the menu bar icon for About and Quit options

• ⌘+C: Copy selected text
• ⌘+V: Paste from clipboard
• ⌘+A: Select all text
• ⌘+Return: Format JSON (in JSON tool)
• Click outside: Close the popover

• Modern UI: Clean, minimal design that adapts to macOS light/dark mode
• Resizable Window: Adjust the popover size (320×400 to 600×800)
• Fast & Lightweight: Native SwiftUI app with instant response times
• Privacy-Focused: All processing happens locally, no data sent to servers
• Pure Menu Bar App: Runs exclusively in menu bar, won't appear in Dock for clean desktop experience

Contributions are welcome! Please feel free to submit a Pull Request. For major changes, please open an issue first to discuss what you would like to change.

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

Run tests in Xcode:

• Unit Tests: ⌘+U
• UI Tests: Select ZenDevToolkitUITests scheme and run

Getting an old version?

# Force update the tap
brew update --force
brew upgrade --cask zen-dev-toolkit

Want to check installed version?

brew list --cask --versions zen-dev-toolkit

Complete reinstall:

brew uninstall --cask zen-dev-toolkit
brew install --cask dilee/tap/zen-dev-toolkit

• macOS 15.0+ required: Check your macOS version in Apple Menu > About This Mac
• Security warning: Should not appear (app is fully signed and notarized)
• Menu bar full: Look for the 📦 icon, might be hidden in overflow menu

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

Dileesha Rajapakse

• GitHub: @dilee

If you find this useful, you can buy me a coffee ☕ on Ko-fi.

• Built with SwiftUI and love for the developer community
• Inspired by the need for quick, offline developer utilities
• Special thanks to all contributors and testers

If you encounter any issues or have feature requests, please open an issue.

Made with ❤️ for developers who value productivity and simplicity