I don't love kibana, but with the ease of dumping structured logs from rsyslog to elasticsearch, it's hard not to use it.
I hadn't heard of SuperSet[1] until this post. Seems pretty interesting. Looks like there's potential for ElasticSearch support[2] as well.
1: https://github.com/apache/incubator-superset
2: https://github.com/apache/incubator-superset/issues/600#issu...