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