The most recent publicly available numbers (that I know of, maybe there's a talk available somewhere that's more recent) are from https://stripe.com/blog/sorbet

The most recent publicly available numbers (that I know of, maybe there's a talk available somewhere that's more recent) are from https://stripe.com/blog/sorbet-stripes-type-checker-for-ruby https://stripe.com/blog/sorbet-stripes-type-checker-for-ruby > currently amounting to over 15 million lines of code spread across 150,000 files The monorepo has only gotten bigger over the last two years (source: I work at Stripe).