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 Pod programs obtained.
Have 100 bodies collected.
50 machine lifeforms destroyed with berserk mode.
50 machine lifeforms destroyed by remote control.
1 hour played with 9S in a certain state.
All Pods upgraded to the highest level.
80% of all archives found.
2B's secret discovered 10 times.
80% of all plug-in chips collected.
All endings achieved.
All weapons upgraded to the highest level.
Emil destroyed.
Any animal ridden for 5 kilometers.
80% of all quests completed.
Materials gathered at a hidden harvest point 10 times.
20 different kinds of fish caught.
The place of memories has been visited.
All Pods found.
Achieve 9S's ending.
View the final credits.
Achieve A2's ending.
80% of all unit data unlocked.
Watch the final moments of Devola and Popola.
Stop all resource recovery units.
100 machine lifeforms destroyed by hacking.
Grant Pascal's final request.
Control A2 for the first time.
Watch 2B die.
Achieve ending B.
Any weapon upgraded to the highest level.
10 friendly machine lifeforms destroyed.
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.
Emil's shop used for the first time.
At least 100,000 G in possession.
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.