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