That looks really cool. I'm surprised it hasn't gotten more attention here on HN. One thing I would have liked to see is smarter display of JSON/JSONB columns for PostgreSQL.
I would like Firefox support :P<p>Why isn't it supported? I don't understand. HTTP calls to localhost are not supported, is that real?<p>Maybe a thin browser extension could solve that. I would write one if you told me what it should do.