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