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