Despite this, x264 remains the " compatibility layer" of the internet. Almost every device manufactured in the last 15 years contains hardware acceleration for decoding H.264. While AV1 is the future of efficiency, x264 remains the present of compatibility.

Today, the spotlight has shifted to AV1 and H.265 (HEVC). AV1 offers roughly 30% better compression than x264 but requires significantly more encoding power.

: This refers to a specific video codec, which is a piece of software or hardware that encodes and decodes video. The "x264" codec is one of the most widely used codecs for encoding H.264/AVC (Advanced Video Coding) video. The H.264/AVC standard is a widely adopted video compression standard that provides good video quality at relatively low bit rates.

The landscape of digital video consumption changed irrevocably with the rise of the internet as a primary distribution medium. In the early 2000s, video compression was dominated by proprietary solutions or the older MPEG-2 standard, both of which were ill-suited for the bandwidth constraints of early broadband.

As we mark this anniversary, x264 stands as a triumph of open-source engineering. It bridged the gap between the raw mathematical potential of the H.264 standard and the practical realities of internet bandwidth. It forced competitors to improve and gave the world the gift of high-definition streaming without the need for expensive proprietary software.