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Free Dummy Image Generator | Placeholder Images for Web Design | Horizontal Solution
Free Design Tool — No Sign-Up Required

Dummy Image Generator

Create custom placeholder images for wireframes, mockups, and prototypes instantly. Set dimensions, background color, text color, and custom label — download as PNG for free.

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Configure settings and click Generate

Free Dummy Image Generator — Placeholder Images for Web Design & Wireframes

A Dummy Image Generator is an essential free tool for web designers, UI/UX designers, front-end developers, and content managers who need placeholder images during the design and development phase of a project. Instead of sourcing real images before content is ready, dummy images fill the visual space with correctly-sized colored rectangles, helping teams visualize page layouts and test responsive designs accurately.

Why Placeholder Images are Essential in Web Design

  • Layout visualization: Placeholder images help designers and clients see how a page will look without waiting for final photography or content approval
  • Responsive design testing: Testing layouts with correctly-sized placeholder images ensures your responsive website design works across all breakpoints before real images are ready
  • Performance testing: Using correctly-sized dummy images prevents layout shift issues during development and lets you test image optimization strategies early
  • Client presentations: Wireframe mockups with labeled placeholder images communicate design intent clearly without distracting real imagery
  • Template development: When building CMS themes and templates, dummy images ensure content areas display correctly before real content is added
  • Prototyping speed: Quickly generating correctly-sized images for every section accelerates the prototyping process significantly

Common Placeholder Image Sizes for Web Projects

  • Hero/Banner: 1920×600px, 1920×1080px, or 1440×500px for full-width homepage heroes
  • Blog thumbnail: 800×450px (16:9 ratio) for blog post featured images
  • Product images: 800×800px or 1000×1000px square for ecommerce product listings
  • Profile/Avatar: 200×200px or 400×400px square for user profile pictures
  • Card images: 400×250px or 600×400px for content card components
  • Social media: 1200×630px for Facebook/LinkedIn sharing previews
  • Banner ads: 728×90px (Leaderboard), 300×250px (Medium Rectangle), 160×600px (Wide Skyscraper)

Frequently Asked Questions — Dummy Image Generator

  • What is a dummy or placeholder image?

    A dummy image is a temporary placeholder used in wireframes, mockups, and development to represent where real images will appear. They help visualize page layouts with correctly-sized content areas before final assets are ready.

  • Can I customize the text on placeholder images?

    Yes. Add custom text like "Hero Banner", "Product Image", or leave blank to auto-display the dimensions (e.g., "800×450"). This helps developers and clients quickly identify image sections in wireframes.

  • What sizes should I use for common web images?

    Hero images: 1920×600px. Blog thumbnails: 800×450px. Product images: 800×800px. Profile avatars: 200×200px. Social media: 1200×630px. Banner ads: 728×90px (Leaderboard), 300×250px (Rectangle).

  • Is the Dummy Image Generator free?

    Yes. Our Dummy Image Generator is 100% free with no registration, no watermarks, and no usage limits. Generate and download as many placeholder images as you need.