Several online and offline converters exist to convert AVIF to PNG. Online services include Convertico and Cloudconvert. Software or programs like Filestar and ImageMagick allow conversion offline. Libraries like Sharp and the Squoosh CLI allow inclusion into development to support conversion from AVIF to PNG.
How do I convert AVIF to PNG
Primary sources1. AVIF - The Full Guide and FAQ2. AVIF AOMedia Specification3. AVIF Wikipedia4. Jake Archibald Article5. AVIF Netflix article