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