Here is the full list of all 31 Shoppe Keep achievements.
Shoppe Keep Developer
Ordered 20,000 items
Sold 20,000 items
Slain 100 Barbarians
Slain Barbingantua
Ordered 10,000 items
Wow, well, wow.
Sold 10,000 items
Harvested 200 Mushrooms
Slain your first batch of barbarians
Cleaned up 100 corpses
50 Thieves dealt with
Your shop hold on for a whole month
Earn 100,000 Gold Profit
Sold 500 Potions
Ordered 200 items
Earn 10,000 Gold Profit
Your shop hold on for a whole week
Sold 200 items
Ordered 50 items
Slain your first thief
Sold 50 items
Earn 1000 Gold profit
Have a free axe
Welcome aboard
1000 Thieves dealt with
Slain 500 Barbarians
Barbarian sword dropped
You helped make Shoppe Keep a reality
Your shop hold on for a whole year