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YOGA Image Optimizer vs XL Converter: catalog facts
YOGA Image Optimizer	XL Converter
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GPLv3.
Windows, Linux	Windows, Linux
Simple drag and drop workflow Converts between JPEG, PNG and WebP	Supports JPEG XL, AVIF and JPEGLI encoding Lossless, reversible JPEG to JPEG XL transcoding
JPEG optimization is slow and memory hungry Small gains when optimizing WebP files	macOS build is a deprecated beta Focused on conversion rather than editing
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0-only
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.