Haoyi Tools

Haoyi Tools

Privacy-first file tools - All processing in browser

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Haoyi Tools is a privacy-first file processing toolkit. Convert images/audio/video formats, compress images up to 90%, crop with custom ratios, add watermarks, and generate QR codes. All processing happens locally in your browser - your files never leave your device.
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Haoyi Tools gallery image
Haoyi Tools gallery image
Haoyi Tools gallery image
Haoyi Tools gallery image
Haoyi Tools gallery image
Haoyi Tools gallery image
Haoyi Tools gallery image
Free
Launch tags:Productivity•User Experience•Privacy
Launch Team
Famulor AI
Famulor AI
One agent, all channels: phone, web & WhatsApp AI
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What do you think? …

yanmo
Maker
📌
👋 Hi Product Hunt! Excited to share Haoyi Tools with you! 🎯 What is Haoyi Tools? A privacy-first file processing toolkit that runs 100% in your browser. ✨ Key Features: 🔄 Format Conversion • Images: JPG, PNG, WebP, GIF, BMP • Audio: MP3, WAV, OGG, FLAC • Video: MP4, WebM, AVI, MOV 🖼️ Image Compression - Up to 90% size reduction ✂️ Image Cropping - Custom ratios, presets, rotate & flip 💧 Watermarking - Text or image watermarks 📱 QR Code Generator - Text, URLs, WiFi, email, vCards 🔒 Privacy First: Unlike most online tools, we don't upload your files to servers. • All processing in your browser • No file uploads • No tracking • Works offline after initial load 🛠️ Built with: • React + TypeScript • FFmpeg.wasm for media processing • 100% client-side architecture 💡 Perfect for: • Designers protecting client work • Photographers processing sensitive photos • Anyone who values privacy What features would you like to see next?