db

SQL

PostgreSQL

mongodb is a reference, but PostgreSQL does the job with JSONB type, even better some say.

Same conclusion as pycharm: inacceptable memory footprint, too complex, too expensive given competition

Best for your money (free)

$ wget https://dbeaver.io/files/dbeaver-ce_lastest_amd64.deb
# dpkg -i dbeaver-ce_(...).deb

Warning

Connection might close too early.
Connection settings / Initialization / Keep-Alive, set to 60