Assess, collect and analyze Personality.
Traitify API is a free Personality API that requires no API key, is served over HTTPS and has unconfirmed CORS support.
Traitify API documentation and developer portal
Details from app.traitify.com.

Unified API suite · now live
Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
On demand HTTP Codes with images
The Traitify API is provided by Traitify (app.traitify.com). Traitify API documentation and developer portal
Yes. The Traitify API is listed in the Personality 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.
No. The Traitify API requires no authentication, so you can start making requests without signing up.
CORS support for the Traitify API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The Traitify API is served over HTTPS, so it's safe to use in production.