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