K-Data Gate
Korean market data: K-beauty/K-food products, Naver trends, stocks, real estate, weather

Create and interact with Datasets, Notebooks, and connect with Kaggle.
Kaggle API is a free Open Data API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.
Interacting programmatically with Kaggle
Details from kaggle.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.
Korean market data: K-beauty/K-food products, Naver trends, stocks, real estate, weather
Russian-language Phuket real estate guides, asking prices, condo assessment rates, weather, beaches
People groups of the world with the fewest followers of Christ
Get JSON formatted summary with title, description and preview image for any requested URL
Open datasets on AI policy, regulation and public-sector adoption in Germany and the EU
The Kaggle API is provided by Kaggle (kaggle.com). Interacting programmatically with Kaggle
Yes. The Kaggle API is listed in the Open Data 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 Kaggle API uses apiKey authentication, so you need to register for credentials before making requests.
CORS support for the Kaggle API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The Kaggle API is served over HTTPS, so it's safe to use in production.