Here is the full list of all 47 Sniper: Ghost Warrior 3 achievements worth 1,000 gamerscore.
Neutralized 50% targets from the Most Wanted list in one playthrough
Traps destroyed drone
Hunted and collect 150 Organic Samples in one playthrough
Completed First Act
Finded 25% Collectibles in one playthrough
Neutralized 25% the Most Wanted list in one playthrough
Ran 10 km in one playthrough
Completed 20 Point of Interest in one playthrough
Flew 5 km with your Drone in one playthrough
Killed an Enemy with a Sniper Rifle shooting through a wall
Completed 10 Point of Interest in one playthrough
Crafted item from each category at least once
Used Crafting for the first time
Moved 1 km while crouched in one playthrough
Enemies destroyed drone
Completed 5 Point of Interest in one playthrough
Completed Prologue
Complete Second Act
Complete Third Act
Complete Fourth Act
Neutralize 75% targets from the Most Wanted list in one playthrough
Neutralize 100% from the Most Wanted list in one playthrough
Complete all Side-Ops on Dam in one playthrough
Complete all Side-Ops on Mining Town in one playthrough
Complete all Side-Ops on Village in one playthrough
Own all Primary Weapons
Own all Secondary Weapons
Own all Sidearms
Find 50% Collectibles in one playthrough
Find all Collectibles in one playthrough
Kill 20 Enemy Snipers in one playthrough
Distract 30 Enemies with Luring Bullet in one playthrough
Tag 30 Enemies with Tagging Bullets in one playthrough
Do 25 Stealth kills in one playthrough
Do 15 Interrogations in one playthrough
Unlock all Drone modules
Tag 10 Enemies with the CCTV in one playthrough
Survive 500 hits in one playthrough
Kill 20 Enemies from above in one playthrough
Kill 5 Enemies from below in one playthrough
Kill 25 Enemies while driving in one playthrough
Do a headshot from 500 meters using scope 10x
Drive 100 km in one playthrough
Kill an Enemy from a 500 meters distance.
Kill 3 Enemies with 1 bullet
Do a short distance Sniper Rifle kill
Open the Loot Box on the Island