FFmpeg [SEP] license
used by many commercial and free software products, libavformat (Lavf), an audio/video container mux and demux library, and the core ffmpeg command line program for transcoding multimedia files. FFmpeg is published under the GNU Lesser General Public License 2.1+ or GNU General Public License 2+ (depending on which options are enabled).
The name of the project is inspired by the MPEG video standards group, together with "FF" for "fast forward". The logo uses a zigzag pattern that shows how MPEG
colour reproduction, rather than performance.
Playback.
On 28 August 2008, Apple introduced a free ProRes QuickTime Decoder for both Mac and Windows that allows playback of ProRes files through QuickTime.
Open source projects.
On 15 September 2011, FFmpeg introduced a free decoder for ProRes 422 for libavcodec.
FFmbc, a fork of FFmpeg customized for broadcast and professional usage, supports ProRes 422 and 4444 files.
On 1 October 2011, JCodec introduced an open source (FreeBSD License) pure Java decoder for ProRes