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