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