If you ever fought, this might help.
Here’s a DEV write-up on get more info a public world time API that works without sign-ups or API keys, and it’s frontend-friendly via CORS.
Highlights:
- DST + offsets included
- IP-based timezone detection endpoint
- copy-paste friendly usage
Full post: https://dev.to/time-now-api/i-built-a-free-open-world-time-api-no-api-keys-cors-enabled-5en
Useful for frontend countdowns. Hope it helps.