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