@absolutejs/rate-limit

First-class 2026 rate limit for Bun + Elysia. GCRA by default (exact, O(1) memory per key, no boundary effect — the algorithm Stripe uses), IETF draft-09 RateLimit-* headers, IPv6 /64 grouping, X-Forwarded-For trust modes, BigInt nanosecond TAT, pluggable