Do you know a company knowledge storage service, a company Wiki with access levels to certain articles?

Question

Knowledge base

Good day to all, I'm interested in an online service for building a company's knowledge base, it is important that there are access levels, and this information is distributed only within the service and only by access levels, convenient search, internal ranking of information.

Answer 1

WIKI and other engines also exist as open source solutions.
One option is to deploy them on your own servers.
Of the online services, I saw some developments from Yandex.Connect
, but I'm not sure that it will satisfy all the points of the requirements.
https://connect.yandex.ru/wiki

Answer 2

Confluence

Answer 3

Atlassian almost fits, but definitely not clear. what is the cost of the product, everything is very ghostly