WebP File Generator

Real WebP images, the modern format for web delivery. Generate dummy WebP files from 1KB to 20MB, exact to the byte. No uploads, no registration. 100% free and private.

Generate WEBP File

Files are generated on the server

Need hundreds of these, or want to generate them from your own scripts? Tell us what you need

Features

  • Every file is a genuine WebP that displays in any modern browser
  • Exact byte sizes from 1KB to 20MB
  • Fast server-side generation
  • No registration required
  • Deterministic output — the same request returns the same file

Use Cases

  • Test WebP upload functionality in web apps
  • Verify file size validation limits
  • Test WebP parsing and processing pipelines
  • QA storage and CDN behaviour
  • Load testing with various file sizes

Frequently Asked Questions

How do I generate a dummy WebP file?
Pick a preset size or switch to the Exact size tab to type a precise byte count, then click "Generate WEBP File". The file is created on our server and downloaded automatically.
Are the generated WebP files valid?
Every file is a genuine WebP that displays in any modern browser.
Is my data safe?
Yes. Files are generated on our servers and downloaded directly to your device. We do not store any generated files.