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