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