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