Developers S.T.A.L.K.E.R. 2 confirmed that they continue to work on the game

GSC World has confirmed that the development of S.T.A.L.K.E.R. 2: HEart of Chornobyl recovered. However, there was no update on the exact release date. 

According to the Polish portal GryOnline, the corresponding message was published by the authors in the official Discord channel. 

One of the developers briefly answered a fan's question: "This [development] is ongoing." A representative of GSC Game World also spoke about the levels of difficulty in the game. The sequel will have many settings to simplify the gameplay or, conversely, make it more difficult. There will also be something for fans of real trials.