Here is the full list of all 50 Dead In Vinland achievements.
Finish the game (Nice Vacation difficulty)
Slay Björn after poisoning him
Kill the volcano
Get the Orichalcum Breastplate
Explore every area of the island
Win 50 fights (multiple playthroughs)
Get the Orichalcum Greaves
Kill Elof
Convince Egill to join your cause
Get the Orichalcum Gauntlets
Have 10 characters in your village
Convince Njall to join your cause
Explore 100 areas
Convince Grim to join your cause
Get the Orichalcum Helmet
Convince Gwendolen to join your cause
Forge 150 items (multiple playthroughs)
Raise 5 sheeps simultaneously
Get the Skull Ball
Get a character to level 15
Explore 50 areas
Craft all stations in the camp
Get a skill up to 100
Kick a character
Lose a character
Win a fight with only one character
Spend a night without fire
Win a fight with 2 looters in your team
Get a character to level 10
Win 10 fights (multiple playthroughs)
Accumulate 10 negative traits on one character
Deal more than 15 damage in a single hit
Explore 10 areas
Give the maximum tribute to Elof
Recruit your first ally
Get a character to level 5
Win your first fight
Defeat 3 enemies with single attack
Make Björn loses his patience
You succeeded, yet you didn't survive...
Go inside the volcano without protection and get out alive
Craft 75 upgrades (multiple playthroughs)
Slay Björn
Have one of your characters murder another one
Kill Loki
Finish the game without losing anyone (min. Survival difficulty)
Finish the game (Survival difficulty)
Finish the game (Extreme Conditions difficulty)
Finish the game (Survival difficulty and True Viking)
Finish the game (Extreme Conditions difficulty and True Viking)