Here is the full list of all 24 Stray achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Complete the Sewers without killing any Zurks.
Gather all B-12 memories.
Complete the game and open the city.
Scratch in every chapter.
Scratch the vinyl in the club.
Go to jail.
Collect all badges.
Die 9 times.
Reach Midtown.
Nuzzle up against 5 robots.
Try to play mahjong with the robots.
Sleep for more than one hour.
Bring all the music sheets to Morusque.
Browse through all of the TV channels.
Jump 500 times.
Wear the paper bag.
Dunk the basketball.
Have B-12 translate a robot.
Meet B-12.
Meow 100 times.
Fall inside the city.
Complete the first Zurk pursuit without being caught.
Go through Midtown without being detected by the Sentinels.
Complete the game in less than 2 hours.