RSS reader with instant updates?

Question

RSS

hello everyone
, it became necessary to track news from dozens of sites via RSS and XML (many news sites now transmit news in this format) and the most important thing is that the check for relevance is 1 second or 1 minute maximum.

already went through both the usual desktop and online and there is nothing like that ((

Answer 1

Have a look at QuiteRSS: https://quiterss.org/ru/node