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