Here is the full list of all 50 Wolfenstein: The New Order (DE) achievements.
Unlock demolition perk 5
Unlock demolition perk 4
Choose to save Wyatt
Release friend
Unlock demolition perk 8
Defeat the London Monitor
Unlock stealth perk 6
Unlock assault perk 8
Locate the underwater stash
Unlock tactical perk 5
Unlock stealth perk 5
Unlock assault perk 7
Unlock tactical perk 8
Unlock stealth perk 4
Unlock stealth perk 8
Unlock assault perk 6
Find the Laserkraftwerk
Unlock tactical perk 7
Locate the resistance
Unlock stealth perk 7
Unlock demolition perk 3
Unlock tactical perk 2
Unlock demolition perk 7
Unlock demolition perk 6
Unlock stealth perk 3
Unlock stealth perk 2
Choose to save Fergus
Unlock tactical perk 6
Unlock demolition perk 2
Unlock tactical perk 4
Unlock assault perk 5
Unlock assault perk 4
Unlock tactical perk 3
Unlock tactical perk 1
Unlock assault perk 3
Unlock assault perk 2
Unlock demolition perk 1
Unlock stealth perk 1
Unlock assault perk 1
Collect 25 gold items
Collect all gold items
Collect all letters
Save allied planes
Solve the fourth Enigma code
Solve the third Enigma code
Solve the second Enigma code
Solve the first Enigma code
Complete game on any difficulty
Complete game on I AM DEATH INCARNATE! (or ÜBER)
Complete game on ÜBER