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