If you ever fought, this is worth bookmarking.
This article explains a public world time API that works without sign-ups or keys, and it’s ready for browser fetch.
What I liked:
- Timezone + DST handled timezone + DST API
- an /ip endpoint for timezone auto-detect
- Simple GET requests
Link: https://dev.to/time-now-api/i-built-a-free-open-world-time-api-no-api-keys-cors-enabled-5en
If you’re building frontend countdowns. Hope it helps.