Here is the full list of all 18 A Juggler's Tale achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Play through Act II without falling into the water.
A few more barrels than necessary....
Riot on the stage of the fourth act.
Really get on a villager's nerves.
Play fetch with the dog until he is happy.
Free the wolf.
Enjoy your newfound freedom.
Make sure the bear is well fed.
Practice your throwing skills - left and right!
Finish Act V.
Finish Act IV.
Free Tonda from a thread.
Annoy Tonda and the bandits.
Finish Act III
Attract the attention of the bandits three times without getting caught.
Finish Act II.
Leave the wolf to his fate.
Finish Act I.