Here is the full list of all 50 Risen achievements.
100,000 gold coins obtained
300,000 gold coins obtained
Caught by the tideworm 10 times
100 weapons forged
50 pockets picked
25 Jest spells used
"Defeat the Titan!" completed
"The Inquisitor is dead!" completed
"The fourth seal of rune magic" completed
100% achieved in three attributes
"Find all the teleport stones" completed
"The Titan trap" completed
"Secure the volcano keep" completed
All crystals learned
Every close combat talent learned
2000 monsters killed
100 locks picked
Find Helmar's murderer completed
"The test of Master Ignatius" completed
250 quests completed
"Pease and order" completed
"Esteban's return to Harbour Town" completed
100% achieved in an attribute
20 tool bags collected in inventory
"The sons of Tilda" completed
"Find all the vassal rings" completed
500 monsters killed
20 chickens killed
Every Crafting profession learned
Every ranged combat talent learned
Rescued the orge, Drok
"The legend of the Gyrger" completed
"The mystery of the eastern temple" completed
20 wild boars killed
"Where is Patty?" completed
Fell to death 3 times
10 treasures found
"A package for the Don" completed
The farmer's sick wife completed
"Woman beater" completed
"Medicine for everyone" completed
10 grain plants collected
1000 gold coins obtained
"Power struggle" completed
Found first bow
Seven grave moths killed
"Rescue Sara from the wilderbess" completed
Found first map in the game
Found way out of the first ruin
First monster killed