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