Format & Conversion

WebP to JPG

Convert WebP images to JPG. WebP is built for the web, where it usually lands 25-35% smaller than an equivalent JPEG; JPEG for photographs, and it is the one raster format every piece of software opens. JPG holds a single frame, so an animated WebP is reduced to its first frame. JPG has no alpha channel, so transparency is flattened onto a solid background. Both formats are lossy, so this is a re-encode and a little detail goes each time. Start from the best source you have rather than chaining conversions. Runs on your own Vistalyth Tools instance. Files never reach a third party.

Features

  • Pick the background colour that transparency is flattened onto
  • Batch conversion across a folder of WebP files
  • Metadata and colour profile carried over wherever JPG can hold them
  • Your WebP files are processed on your own server and never uploaded anywhere

What you can do

  • Cut page weight by serving JPG instead of WebP
  • Batch a folder of WebP files into JPG in one pass
  • Satisfy an upload form or pipeline that takes JPG and rejects WebP

Self-hosted. Your files never leave your network.

Vistalyth Tools runs entirely on your own infrastructure. Files processed with WebP to JPG are never uploaded to third-party servers. Deploy a single Docker container and process files with full privacy, no watermarks, and no usage limits. Open source under AGPL-3.0.

Frequently asked questions

Will converting WebP to JPG lose quality?
Only the first frame survives, so if the animation is the point, convert to WebP or MP4 instead and keep the motion.
What happens to transparent areas?
They are composited onto a background colour you choose, white by default. There is no way around it: JPG has nowhere to store an alpha channel.
Can I go back to WebP afterwards?
You can convert back, but you will not recover the original. WebP discarded detail when it was first written, and JPG cannot invent it. Keep the source file if you might need it.

Ready to try WebP to JPG?

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