Quantum Clipboard v0.1.1

Development Release

Quantum Clipboard is an open-source clipboard manager built with Electron + React, designed to work fully offline with local SQLite storage.

This is a development release focused on stability, clipboard correctness, and macOS distribution.

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✨ What’s New in v0.1.1

Clipboard Reliability
• Fixed incorrect clipboard detection (text vs image)
• Prevented duplicate clipboard entries
• Improved polling logic to avoid stale image captures

Image Clipboard Support
• Stable image capture from clipboard
• Automatic image filename generation
• Image preview improvements
• Better handling of large images and screenshots

Data & Storage
• SQLite schema migration support
• Improved de-duplication for text and images
• Safer database initialization and upgrades

UI / UX
• Faster popup refresh
• More reliable clipboard copy-back
• Theme customization (accent & background colors)
• Improved keyboard navigation

Distribution
• Homebrew cask support (macOS)
• Manual .app / .zip installation support
• Clear Gatekeeper instructions for open-source builds

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🖥 Supported Platforms

✅ Currently Supported
• macOS
• Apple Silicon (arm64)
• Intel (x64)

🚧 Planned / In Progress
• Windows (x64)
• Linux (x64 / arm64)

Windows and Linux support will be added in future releases.

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📦 Installation

Homebrew (recommended for developers)

brew tap muyleanging/quantum-clipboard
brew install --cask quantum-clipboard

After installation (required once):

xattr -dr com.apple.quarantine "/Applications/Quantum Clipboard.app"

Then open the app normally.

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Manual Install

Download Quantum-Clipboard.app.zip from this release, then:

unzip Quantum-Clipboard.app.zip
mv "Quantum Clipboard.app" /Applications/
xattr -dr com.apple.quarantine "/Applications/Quantum Clipboard.app"
open -a "Quantum Clipboard"

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⚠️ Important Notes
• This app is not notarized (open-source, no Apple Developer ID)
• macOS Gatekeeper will block it on first launch
• Removing quarantine is required once
• This is not a production release

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🔧 Build From Source

git clone https://github.com/MuyleangIng/Quantum-Clipboard-Copy
cd Quantum-Clipboard-Copy
npm install
npm run dev

Build a .dmg:

npm run dist

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🧪 Release Status
• 🧪 Development / experimental
• ❌ Not production-ready
• ✅ Stable enough for testing and contribution

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🤝 Contributing

Contributions are welcome:
• Fork the repo
• Open issues
• Submit pull requests
• Help add Windows / Linux support

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Author: Ing Muyleang
License: MIT