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