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