# 2eInk

Convert images to optimized screensavers for e-ink devices. Runs entirely in your browser - no uploads, no server.

## Features

- **Device Presets** - Pre-configured settings for Kindle, Kobo, reMarkable, and Boox devices
- **Batch Processing** - Convert multiple images at once with parallel Web Workers
- **Privacy First** - All processing happens locally using WebAssembly
- **Customizable Pipeline** - Adjust brightness, contrast, gamma, dithering, and more
- **Live Preview** - Compare original and processed images with an interactive slider
- **Multiple Dithering Algorithms** - Floyd-Steinberg, Atkinson, and ordered dithering

## Supported Devices

| Brand | Models |
|-------|--------|
| Kindle | Paperwhite 5, Paperwhite 4, Oasis 3, Scribe, Basic (2022) |
| Kobo | Clara 2E, Libra 2, Sage |
| reMarkable | reMarkable 2 |
| Boox | Note Air |

Custom device configurations are also supported.

## Usage

1. Select your e-reader from the device dropdown
2. Drop images onto the upload area (JPG, PNG, or WebP)
3. Adjust pipeline settings if needed (optional)
4. Download individual images or all as a ZIP

## Tech Stack

- **Framework** - SvelteKit with Svelte 5 runes
- **Styling** - Tailwind CSS v4
- **Image Processing** - Photon (Rust/WebAssembly)
- **Parallelization** - Web Workers with worker pool
- **Icons** - Lucide

## Development

```bash
# Install dependencies
pnpm install

# Start dev server
pnpm dev

# Build for production
pnpm build

# Preview production build
pnpm preview
```

## License

MIT