Yes, Wekan does not have those features yet. Anyway, Wekan is being actively developed and features added. Wekan is friendly community driven project and welcomes all contributions.
Some have commented on Wekan GitHub issues that they prefer to use Wekan, because some others project management tools are overkill, or don't have the same usability as Wekan. It depends on use case.
Thing is, it's specifically labeled a kanban board. WiP limits are fundamental to kanban. They're why kanban works. People may prefer it to other tools; that's fine, but it doesn't mean it's not missing the point by not being an actual kanban board implementation.
Yes, Wekan does not have those features yet. Anyway, Wekan is being actively developed and features added. Wekan is friendly community driven project and welcomes all contributions.
Some have commented on Wekan GitHub issues that they prefer to use Wekan, because some others project management tools are overkill, or don't have the same usability as Wekan. It depends on use case.