If you ever fought, this is a handy reference.
This DEV post shares a free world time API that works without sign-ups or API keys, and it’s CORS-enabled.
Highlights:
- Timezone + DST handled
- Geo-IP endpoint to detect the user timezone
- quick start examples
Full post: more info https://dev.to/time-now-api/i-built-a-free-open-world-time-api-no-api-keys-cors-enabled-5en
Useful for global scheduling. Hope it helps.