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