Here is the full list of all 47 NieR:Automata achievements. It takes around 50-60 hours to unlock all of the achievements on Windows.
Achieve 9S's ending.
View the final credits.
1 hour played with 9S in a certain state.
2B's secret discovered 10 times.
50 machine lifeforms destroyed with berserk mode.
50 machine lifeforms destroyed by remote control.
100 machine lifeforms destroyed by hacking.
All Pods upgraded to the highest level.
Achieve A2's ending.
Watch the final moments of Devola and Popola.
Stop all resource recovery units.
80% of all archives found.
Grant Pascal's final request.
Control A2 for the first time.
80% of all unit data unlocked.
80% of all quests completed.
Watch 2B die.
Achieve ending B.
Have 100 bodies collected.
The place of memories has been visited.
Emil's shop used for the first time.
Complete the forest castle.
Any weapon upgraded to the highest level.
Complete the alien ship.
20 different kinds of fish caught.
All Pods found.
Materials gathered at a hidden harvest point 10 times.
Any animal ridden for 5 kilometers.
Play your first hacking game.
Achieve ending A.
Complete the abandoned factory.
Complete the copied city.
80% of all plug-in chips collected.
Complete the flooded city.
255 enemies destroyed using a flight unit.
At least 100,000 G in possession.
Have your body collected.
10 friendly machine lifeforms destroyed.
Complete the desert area.
Complete your first quest.
Arrive at the city ruins.
Stare into space from the Bunker.
Complete the amusement park ruins.
All Pod programs obtained.
All weapons upgraded to the highest level.
Emil destroyed.
All endings achieved.