A Few Nights With The Doki's v3.0 is confirmed, but it will only be released after the AFNWTD story is over. v3.0 will be a mini "remastered" of the game, v3.0 will have:

1) improved art.

2) better mini games.

3) more languages. (maybe)

4) better power.

5) new jumpscares.

6) better A.I.

7) better game over scenes.

8) new Custom Night.

and there will be much more.