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