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