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