3.2.2 was released on 2016-12-06. It is the latest stable FFmpeg release from the 3.2.2 release branch, which was cut from master on 2016-10-26.
libvpx got some nice improvements lately
2017-01-09 v1.6.1 "Long Tailed Duck"
This release improves upon the VP9 encoder and speeds up the encoding and
This release is ABI compatible with 1.6.0.
Faster VP9 encoding and decoding.
High bit depth builds now provide similar speed for 8 bit encode and decode
for x86 targets. Other platforms and higher bit depth improvements are in
A variety of fuzzing issues.