There was a thread from April 2018 that explored GitLab's suitability for LilyPond.
<https://lists.gnu.org/archive/html/lilypond-devel/2018-04/msg00014.html> As I recall from that discussion, most of the first-to-mind concerns about available features and workflows seemed like things GitLab could handle. And pace the FSF, GitLab now has License Compliance features of some sort. <https://docs.gitlab.com/ee/user/application_security/license_compliance/> -- Karlin High Missouri, USA
