Repowise scores supabase/realtime at 8.4 out of 10 for code health, which reads as good, alongside maintainability 9.9 and static performance 10.0 on the same scale. There are 399 open findings across the three pillars, and the lowest-scoring file is api.ex at 4.5. Scores are computed from complexity, duplication, churn and git fix history, not from a linter.