What is a placeholder image generator?

A placeholder image generator produces images with defined dimensions – no real photos. Developers and designers use them for layouts, image placeholders in UIs, or upload tests with specific pixel sizes.

dummyfiles.dev provides such a generator: set width and height, choose format (JPG, PNG, WebP, GIF, SVG). Optional: background colour, overlay text and embedding for web pages – all via the web form.

Features

Dimensions: Width and height freely configurable (pixels).

Formats: JPG, PNG, WebP, GIF, SVG.

Options: Background colour, overlay text (e.g. “800×600”).

Use cases

• Layout and UI development with placeholders
• Test image upload limits and validation
• Verify responsive designs with defined image sizes
• Automated tests/pipelines: reproducible test images

Highlights

• Any width and height
• JPG, PNG, WebP, GIF, SVG
• No registration; use the website
• Optional: embed via URL (embed=1)

FAQ

How do I use the placeholder image generator?

Homepage, “Image” tab: enter width and height, choose format, click “Create image”. Use the matching tab on the homepage.

Can I embed the image in web pages?

Yes. The image generator includes an option for embeddable output on web pages.

Which formats are supported?

JPG, PNG, WebP, GIF, and SVG.

Is this suitable for upload tests?

Yes. You get a valid image in the requested dimensions.

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