A new major release of SObjectizer, that breaks compatibility with previous 5.7 branch is available. The list of changes can be found in the project's Wiki:
A companion project so5extra is also updated:
The new versions of SObjectizer and so5extra are already available via vcpkg.
There are pending PRs for inclusion of SO-5.8.0/so5extra-1.6.0 into conan, we hope they will be approved soon.