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