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