Kraken CLI is an MIT-licensed command-line tool. One binary, modular tentacle plugins, JSON in and JSON out.

Install:
curl -fsSL https://kraken.topta.co/install.sh | sh
kraken demo

Org seats are for teams that want licensed use across more than one machine. $19 per seat per month. The open-source core does not go away.

After checkout you get a members area with tentacle notes and a team thread.