> ## Documentation Index
> Fetch the complete documentation index at: https://mintlify.com/d2phap/ImageGlass/llms.txt
> Use this file to discover all available pages before exploring further.

# Features

> Comprehensive overview of ImageGlass features and capabilities

## Core Features

ImageGlass is a lightweight, versatile image viewer designed for Windows with a focus on speed, simplicity, and modern design.

### Image Viewing

<AccordionGroup>
  <Accordion title="Multiple Zoom Modes" icon="magnifying-glass">
    * **Auto Zoom** - Automatically fits images to window size
    * **Lock Zoom** - Maintains a fixed zoom level across images
    * **Scale to Width** - Fits image width to window
    * **Scale to Height** - Fits image height to window
    * **Scale to Fit** - Fits entire image within window
    * **Scale to Fill** - Fills window completely with image
    * **Actual Size (100%)** - Displays image at original dimensions
  </Accordion>

  <Accordion title="Image Navigation" icon="arrows-left-right">
    * Navigate through images with keyboard arrows or mouse
    * Jump to first/last image in folder
    * Multi-frame image support (GIF, TIFF, AVIF, HEIC, etc.)
    * Frame-by-frame navigation for animated formats
    * Configurable loading orders (name, date, size, random, etc.)
    * Explorer sort order integration
  </Accordion>

  <Accordion title="Pan & Transform" icon="hand">
    * Pan images in any direction using keyboard or mouse
    * Pan to specific sides (left, right, top, bottom)
    * Touch gesture support for panning and zooming
    * Smooth zoom with configurable speed and levels
  </Accordion>
</AccordionGroup>

### Image Manipulation

<CardGroup cols={2}>
  <Card title="Color Operations" icon="palette">
    * Invert colors
    * View individual color channels (R, G, B, A)
    * Color picker tool with multiple format outputs
    * Checkerboard background for transparency
  </Card>

  <Card title="Transformations" icon="rotate">
    * Rotate left/right
    * Flip horizontal/vertical
    * Crop with aspect ratio presets
    * Resize with multiple resampling methods
  </Card>
</CardGroup>

### File Management

* Open images from file, clipboard, or drag-and-drop
* Save images in multiple formats (AVIF, WEBP, PNG, JPG, JXL, etc.)
* Rename files directly from viewer
* Move to Recycle Bin or permanently delete
* Copy/cut files and image data to clipboard
* Open images with external editors
* Set as desktop background or lock screen

## Advanced Features

### Window Modes

<Tabs>
  <Tab title="Full Screen">
    Press `F11` to enter full screen mode for distraction-free viewing. All UI elements are hidden, giving you maximum screen space for your images.
  </Tab>

  <Tab title="Frameless">
    Press `F10` to toggle frameless mode, removing the window border while keeping the application in windowed mode.
  </Tab>

  <Tab title="Window Fit">
    Press `F9` to automatically resize the window to fit the current image dimensions.
  </Tab>

  <Tab title="Always on Top">
    Keep the ImageGlass window above all other windows for easy reference while working.
  </Tab>
</Tabs>

### Slideshow Mode

* Automatic image playback with configurable intervals
* Full screen slideshow support
* Countdown timer display
* Pause/resume with spacebar
* Navigate manually during slideshow
* Configurable background and zoom settings

### Customization

<AccordionGroup>
  <Accordion title="Appearance" icon="paintbrush">
    * Modern dark and light themes
    * Custom theme support (JSON-based)
    * System accent color integration
    * Configurable toolbar layout and buttons
    * Gallery/thumbnail bar (top, bottom, left, or right)
  </Accordion>

  <Accordion title="Behavior" icon="sliders">
    * Customizable keyboard shortcuts
    * Mouse wheel actions (zoom, pan, browse)
    * Mouse button actions (configurable)
    * Touch gesture support
    * Startup boost mode for faster loading
  </Accordion>

  <Accordion title="Performance" icon="gauge-high">
    * Configurable thumbnail cache size
    * Image interpolation settings (scale up/down)
    * Pan and zoom speed adjustment
    * Memory-efficient image loading
  </Accordion>
</AccordionGroup>

### Tools & Extensions

<CardGroup cols={2}>
  <Card title="Built-in Tools" icon="toolbox">
    * **Color Picker** - Extract colors from images with various format outputs (HEX, RGB, HSL, CMYK)
    * **Crop Tool** - Crop images with multiple aspect ratio presets
    * **Frame Navigator** - Navigate and export frames from animated images
    * **Resize Tool** - Resize images by pixels or percentage
    * **Lossless Compression** - Optimize image file sizes without quality loss
  </Card>

  <Card title="External Tools" icon="plug">
    * ExifGlass for EXIF metadata viewing and editing
    * Custom tool integration via configuration
    * Piped tool support for real-time editing
    * Configurable hotkeys for external tools
  </Card>
</CardGroup>

### Multi-Language Support

ImageGlass supports over 40 languages including:

* English, Spanish, French, German, Italian
* Chinese (Simplified & Traditional), Japanese, Korean
* Portuguese, Russian, Polish, Turkish, Arabic
* And many more...

## Integration Features

* **Windows Shell Integration** - Set as default photo viewer
* **File Association Management** - Custom file extension icons
* **Print Support** - Print images directly from the viewer
* **Share Integration** - Share images via Windows Share menu
* **Auto-update** - Keep ImageGlass up to date automatically

## Technical Features

* **Multi-format Support** - Over 90+ image formats supported
* **RAW Format Support** - View camera RAW files from major manufacturers
* **SVG Rendering** - Vector graphics support with WebView2
* **Multi-frame Images** - Full support for GIF, WEBP, TIFF, AVIF, HEIC animations
* **High DPI Support** - Crisp display on high-resolution screens
* **Hardware Acceleration** - GPU-accelerated rendering for smooth performance