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