https://en.wikipedia.org/wiki/Source-available_software
https://commonsclause.com/
https://mariadb.com/bsl11/
https://www.mongodb.com/licensing/server-side-public-license
https://www.elastic.co/kr/licensing/elastic-license
https://gitlab.com/gitlab-org/gitlab/-/blob/master/ee/LICENSE
Source-availiable software에 대해 알아봄