libaom Code Repository
View the public Git repository for the AOMedia codec library
libaom. Note that a contributor agreement is required before contributions can be accepted. There is also a contributor guide.
View a list of other AV1 implementations (encoders and decoders).
AV1 Test Bitstreams (Argon Streams)
A comprehensive set of AV1 test bitstreams
and the resources to create further such bitstreams.
libavif Code Repository
View the public Git repository for the AOMedia reference AVIF library.
AV1 Public Mailing List (av1-discuss)