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