This is qpdf version 12.2.0. This is an accumulation of small bug fixes from the release of 12.1.0, including resolution of some issues found by fuzz testing and some build-related fixes. There is no significant new functionality. This release still allows C++-17. Bumping to C++-20 has been postponed to 12.3.
For a full list of changes from previous releases, please see the release notes. See also README-what-to-download for details about the available source and binary distributions.