Placeholder Image Generator
占位图假图生成原型开发placeholder
Generate placeholder images with custom dimensions, background/text colors and diagonal texture as instant PNGs — for prototypes, mockups and demos, fully local.
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How to Use
- Set width, height, background color and more
- Preview the placeholder live
- Reference the generated placeholder URL directly
- Images are processed inside your browser only — never uploaded to any server
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FAQ
What is the maximum size?
Up to 4000 px per side, covering most web and document scenarios; larger sizes may hit canvas limits.
Can I use these in production?
Yes, the PNG is a real file; for production prefer self-hosted static assets for reliability.
Is anything uploaded?
No, the image is drawn locally in your browser.