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