Here is the full list of all 20 Woolfe - The Red Hood Diaries achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Be quicker than the dev's and finish A Forest Adrift in less then 4 minutes and 56 seconds
Kill 20 Fairies.
Kill 50 rats.
Kill 100 kickstarter backers.
Chase Woolfe through the woods without dying.
Unlock 36 diary entries
Kill a Tesla guard
Defeat Woolfe and listen to what Grandma has to say.
Defeat Woolfe on hard.
Discover all combo's
Visit the outhouse in the Forest Adrift
Defeat the Pied Piper
Escape the guards without dying.
Drown right after Red tells you she can't swim.
Finish the harbour on hard.
Unlock 18 diary entries.
Defeat the big rat.
Roll...
Find Reds axe
Unlock 6 diary entries.