This resource is one result of the training courses on FFmpeg for audio-visual archivists Reto Kromer is giving since 2011. It gathers recipes covering real world tasks, used on a daily basis at AV Preservation by

He has also been a maintainer of ffmprovisr, «a repository of useful FFmpeg command lines for archivists», from November 2015 to June 2018 and he is still a contributor to this resource.