Here is the full list of all 48 Metro 2033 achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
There is no place in metro you did not visit
Disarm 10 wire traps.
Help the poor, a coin for the kid, medicine for the sick. You help everyone you see.
Complete the game in Ranger Mode Easy.
Kill at least one enemy with each weapon available in the game.
Kill 15 enemies using stationary machine gun.
Found all gold ammo, hidden throughout the stations.
A true metro citizen. You know everyone and have seen everything.
Save a group of 'Reds' from Fascist captivity.
On the level 'Frontline' kill all of the enemy Red Army and Fascist Soldiers.
Kill 50 enemies with heavy automatic shotgun.
Exchange 500 Military-Grade 5.45 rounds at Exchange kiosks.
Find all Ranger stashes in Dead City 1 and 2
A coin for a hungry kid? Get a job.
On the level 'Outpost' reach the radio tower and broadcast the commander's message.
Break the support and activate the chandelier in less than 20 seconds.
On the level 'Depot' silently kill the first guard and break into the Fascist station unnoticed.
Complete 'Frontline' level without killing anyone.
Complete the game in Ranger Mode Hardcore.
Get 25 kills with alternative fire of Volt Driver.
Kill 10 enemies with throwing knives.
Get 50 kills with Volt Driver.
Kill 5 amoebas.
Kill 5 enemies with a flamethrower.
Kill 50 mutants with your knife.
Kill a librarian.
Kill 2 demons.
Complete the level 'Black Station' without killing any Fascist Soldiers.
Kill 15 enemies using sticky grenade.
Kill 20 lurkers.
Destroy fascists' Panzer.
Explode 10 enemies.
Kill 30 enemies using pneumatic weapons.
Kill 30 humans with only pneumatic weapons.
Make 25 headshots.
Complete level 'Armory' without getting caught.
Blow up the tunnel and airlock at 'Cursed' station.
Complete levels 'Ghosts' and 'Anomaly' without dying.
Kill 30 enemies with the double-barreled shotgun.
Make 10 deals in weapon shops.
Kill 20 enemies with the knife.
Kill 30 nosalises.
Kill 30 enemies using revolvers.
Save 500 military-grade rounds.
On the level 'Hunter' kill the nosalises before they break through the ventilation grilles.
What doesn't kill you, makes you stronger.