Modern Image Format Test
Check for WebP/AVIF usage.
About the Modern Image Format Test
Check for WebP and AVIF image support on any page. Find JPEG/PNG images that should be modernized. Sign in to scan. To use it, enter a full URL including https:// and run the test. Regular checks catch regressions early — broken tags, slow pages, and security gaps compound silently when nobody looks. Limited free checks included; sign in for more.
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