You're right, there are fewer h264 encoders than decoders in consumer software, but still dozens. https://en.wikipedia.org/wiki/H.264/MPEG-4_AVC_products_and_im

You're right, there are fewer h264 encoders than decoders in consumer software, but still dozens. https://en.wikipedia.org/wiki/H.264/MPEG-4_AVC_products_and_implementations#Encoding https://en.wikipedia.org/wiki/H.264/MPEG-4_AVC_products_and_... There are precisely 0 for AV1 so far (except some may have a subset of the standard in FPGA by now).