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