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