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.
2B's secret discovered 10 times.
10 friendly machine lifeforms destroyed.
20 different kinds of fish caught.
All Pods found.
50 machine lifeforms destroyed with berserk mode.
Materials gathered at a hidden harvest point 10 times.
All Pods upgraded to the highest level.
All weapons 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.
Control A2 for the first time.
Watch 2B die.
Achieve ending B.
50 machine lifeforms destroyed by remote control.
The place of memories has been visited.
Any animal ridden for 5 kilometers.
Any weapon upgraded to the highest level.
100 machine lifeforms destroyed by hacking.
80% of all plug-in chips collected.
Play your first hacking game.
Achieve ending A.
Complete the abandoned factory.
Complete the copied city.
Emil's shop used for the first time.
Complete the flooded city.
255 enemies destroyed using a flight unit.
Complete the forest castle.
Have 100 bodies collected.
At least 100,000 G in possession.
Complete the alien ship.
Complete the amusement park ruins.
Complete the desert area.
Complete your first quest.
Have your body collected.
Arrive at the city ruins.
Stare into space from the Bunker.