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