Hyper-local US events: concerts, trivia, open mics, readings, storytimes.
FindLocal API is a free Events API that requires apiKey authentication, is served over HTTPS and supports CORS, so it can be called from the browser.

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Yes. The FindLocal API is listed in the Events category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The FindLocal API uses apiKey authentication, so you need to register for credentials before making requests.
Yes. The FindLocal API supports CORS, so front-end JavaScript can call it directly.
Yes. The FindLocal API is served over HTTPS, so it's safe to use in production.