MIT World Time API (no API key) — CORS-ready + offsets

Dropping a handy GitHub repo for a free timezone JSON API. Key features: timezone-aware responses, DST status, UTC offsets, plus an Geo-IP endpoint for auto-detecting the list all timezones endpoint user’s local time. No signup needed, and it’s browser-friendly via CORS for frontend fetch. :contentReference[oaicite:19]index=19 Base URL: https

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