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