kowl is awesome. The only missing feature I've found is that when looking at groups, only lag is shown but not the actual position.
In the newer versions you can see the actual offset in the group details page :-)
Re:Show HN: UI for Apache Kafka
by lrobinovitch on Saturday October 02, 2021 @06:25AM
(#28727493)
Plus one for kowl. Their support is also amazing.
https://github.com/cloudhut/kowl