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name: visual-assets description: Create and manage visual assets. Use when creating graphics, icons, or images. Covers asset formats and optimization. allowed-tools: Read, Write, Bash, Glob, Grep

Visual Assets

Asset Types

Icons

• SVG: Scalable, small file size, CSS styling
• Icon fonts: Easy to use, limited styling
• PNG sprites: Legacy, larger files

Images

• JPEG: Photos, complex images
• PNG: Transparency, screenshots
• WebP: Modern, smaller files
• AVIF: Newest, best compression

Graphics

• SVG: Illustrations, logos, charts
• Lottie: Animations, complex motion

Optimization

Image Compression

Copy# WebP conversion
cwebp -q 80 input.png -o output.webp

# AVIF conversion
avifenc input.png output.avif

# PNG optimization
pngquant --quality=65-80 input.png

Responsive Images

Copy<picture>
  <source srcset="image.avif" type="image/avif">
  <source srcset="image.webp" type="image/webp">
  <img src="image.jpg" alt="Description"
       srcset="image-400.jpg 400w,
               image-800.jpg 800w,
               image-1200.jpg 1200w"
       sizes="(max-width: 600px) 100vw, 50vw">
</picture>

SVG Optimization

Copy# SVGO optimization
svgo input.svg -o output.svg

Icon Guidelines

• Consistent stroke width
• Consistent sizing (24x24, 20x20)
• Optical alignment
• Clear at small sizes

File Organization

Copyassets/
├── icons/
│   ├── ui/
│   └── brand/
├── images/
│   ├── originals/
│   └── optimized/
└── illustrations/

Performance Tips

1. Lazy load below-fold images
2. Use appropriate format for content
3. Serve responsive sizes
4. Consider CDN delivery
5. Set cache headers