If you’ve ever battled, this might help.
Here’s a DEV write-up on a public world time API that works without sign-ups or API keys, and it’s CORS-enabled.
What I liked:
- DST + offsets included
- Geo-IP https://theoqbzf530645.alltdesign.com/no-signup-world-time-api-no-keys-cors-58304921