Version 3.0 is under development, as of March 2021 (and since late 2017). It is a major version update and thereby not API compatible with 2.x; however, since 2.10 new methods have been added in 2.x ...
Jackson Version 2.19 development is on-going in December, 2024. This wiki page gives a list of links to all changes (with brief descriptions) that will be included, as well as about original plans for ...