Rejax
Reverse AJAX service to notify clients

Convert a public web page into clean Markdown.
ReplyNodes API is a free Development API that requires no API key, is served over HTTPS and does not support CORS, so it should be called from a server.
Free Markdown API: turn any public web page into clean markdown with one GET. No account, API key, SDK, or ReplyNodes credits required.
Details from replynodes.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.
Reverse AJAX service to notify clients
Returns RSS feed in JSON format using feed URL
Can be used to get AI Response, jokes, memes, and much more at lightning-fast speed
The ReplyNodes API is provided by ReplyNodes (replynodes.com). Free Markdown API: turn any public web page into clean markdown with one GET. No account, API key, SDK, or ReplyNodes credits required.
Yes. The ReplyNodes API is listed in the Development 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 ReplyNodes API requires no authentication, so you can start making requests without signing up.
Not directly. The ReplyNodes API does not allow CORS, so call it from a server, serverless function or proxy instead of front-end JavaScript.
Yes. The ReplyNodes API is served over HTTPS, so it's safe to use in production.