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