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