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