To convert AVIF to JPEG XL, run npx optimo image.avif --format jxl.JPEG XL can be a high-fidelity master in some workflows. Optimo handles format conversion and optimization in a single step.

Command

Convert a file by targeting the output format:

npx optimo image.avif --format jxl

Tip: add --dry-run to preview changes.

Why convert?

• JPEG XL can be a high-fidelity master in some workflows.
• Useful for experimenting with next-gen compression workflows.

Format notes

AVIF

High-compression modern image format that can beat WebP on size at similar quality.

JPEG XL

Next-gen image format designed for high quality and efficient compression.