avifenc
AV1 Image File Format (AVIF) encoder. More information: https://aomediacodec.github.io/av1-avif/.
- Convert a specific PNG image to AVIF:
avifenc {{path/to/input.png}} {{path/to/output.avif}}
- Encode with a specific speed (6=default, 0=slowest and 10=fastest):
avifenc --speed {{2}} {{path/to/input.png}} {{path/to/output.avif}}