Here is the full list of all 24 Stray achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Sleep for more than one hour.
Scratch in every chapter.
Collect all badges.
Browse through all of the TV channels.
Complete the first Zurk pursuit without being caught.
Die 9 times.
Complete the game in less than 2 hours.
Complete the Sewers without killing any Zurks.
Scratch the vinyl in the club.
Go through Midtown without being detected by the Sentinels.
Complete the game and open the city.
Gather all B-12 memories.
Go to jail.
Reach Midtown.
Nuzzle up against 5 robots.
Try to play mahjong with the robots.
Dunk the basketball.
Bring all the music sheets to Morusque.
Jump 500 times.
Wear the paper bag.
Have B-12 translate a robot.
Meet B-12.
Meow 100 times.
Fall inside the city.