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